aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/Lib/test
diff options
context:
space:
mode:
Diffstat (limited to 'Lib/test')
-rw-r--r--Lib/test/_test_embed_structseq.py2
-rw-r--r--Lib/test/datetimetester.py12
-rw-r--r--Lib/test/mapping_tests.py4
-rw-r--r--Lib/test/pickletester.py4
-rw-r--r--Lib/test/support/warnings_helper.py3
-rw-r--r--Lib/test/test__osx_support.py4
-rw-r--r--Lib/test/test_abstract_numbers.py30
-rw-r--r--Lib/test/test_argparse.py2
-rw-r--r--Lib/test/test_ast/test_ast.py18
-rw-r--r--Lib/test/test_audit.py2
-rw-r--r--Lib/test/test_base64.py2
-rw-r--r--Lib/test/test_baseexception.py8
-rw-r--r--Lib/test/test_binascii.py6
-rw-r--r--Lib/test/test_binop.py2
-rw-r--r--Lib/test/test_buffer.py4
-rw-r--r--Lib/test/test_builtin.py4
-rw-r--r--Lib/test/test_bytes.py10
-rw-r--r--Lib/test/test_bz2.py4
-rw-r--r--Lib/test/test_calendar.py2
-rw-r--r--Lib/test/test_call.py4
-rw-r--r--Lib/test/test_clinic.py23
-rw-r--r--Lib/test/test_cmd_line.py11
-rw-r--r--Lib/test/test_cmd_line_script.py11
-rw-r--r--Lib/test/test_code_module.py2
-rw-r--r--Lib/test/test_codecs.py2
-rw-r--r--Lib/test/test_compileall.py2
-rw-r--r--Lib/test/test_compiler_assemble.py2
-rw-r--r--Lib/test/test_contextlib.py8
-rw-r--r--Lib/test/test_contextlib_async.py8
-rw-r--r--Lib/test/test_copy.py2
-rw-r--r--Lib/test/test_coroutines.py2
-rw-r--r--Lib/test/test_curses.py2
-rw-r--r--Lib/test/test_dataclasses/__init__.py24
-rw-r--r--Lib/test/test_dbm.py2
-rw-r--r--Lib/test/test_dbm_sqlite3.py4
-rw-r--r--Lib/test/test_deque.py2
-rw-r--r--Lib/test/test_descr.py18
-rw-r--r--Lib/test/test_dict.py4
-rw-r--r--Lib/test/test_dynamicclassattribute.py4
-rw-r--r--Lib/test/test_enum.py18
-rw-r--r--Lib/test/test_errno.py6
-rw-r--r--Lib/test/test_exception_group.py10
-rw-r--r--Lib/test/test_exceptions.py20
-rw-r--r--Lib/test/test_fileinput.py2
-rw-r--r--Lib/test/test_gc.py2
-rw-r--r--Lib/test/test_genericalias.py10
-rw-r--r--Lib/test/test_genericpath.py4
-rw-r--r--Lib/test/test_gzip.py8
-rw-r--r--Lib/test/test_hashlib.py4
-rw-r--r--Lib/test/test_inspect/test_inspect.py10
-rw-r--r--Lib/test/test_int.py2
-rw-r--r--Lib/test/test_io.py18
-rw-r--r--Lib/test/test_json/test_fail.py2
-rw-r--r--Lib/test/test_json/test_tool.py2
-rw-r--r--Lib/test/test_launcher.py8
-rw-r--r--Lib/test/test_lzma.py4
-rw-r--r--Lib/test/test_memoryio.py4
-rw-r--r--Lib/test/test_ordered_dict.py8
-rw-r--r--Lib/test/test_os.py14
-rw-r--r--Lib/test/test_pathlib/test_pathlib.py8
-rw-r--r--Lib/test/test_peepholer.py2
-rw-r--r--Lib/test/test_peg_generator/test_c_parser.py4
-rw-r--r--Lib/test/test_peg_generator/test_pegen.py6
-rw-r--r--Lib/test/test_perf_profiler.py4
-rw-r--r--Lib/test/test_pickle.py4
-rw-r--r--Lib/test/test_platform.py2
-rw-r--r--Lib/test/test_posix.py12
-rw-r--r--Lib/test/test_property.py4
-rw-r--r--Lib/test/test_pulldom.py4
-rw-r--r--Lib/test/test_pyclbr.py2
-rw-r--r--Lib/test/test_pydoc/test_pydoc.py2
-rw-r--r--Lib/test/test_random.py12
-rw-r--r--Lib/test/test_re.py8
-rw-r--r--Lib/test/test_reprlib.py20
-rw-r--r--Lib/test/test_rlcompleter.py2
-rw-r--r--Lib/test/test_runpy.py2
-rw-r--r--Lib/test/test_scope.py2
-rw-r--r--Lib/test/test_script_helper.py3
-rw-r--r--Lib/test/test_set.py6
-rw-r--r--Lib/test/test_shutil.py6
-rw-r--r--Lib/test/test_site.py22
-rw-r--r--Lib/test/test_socket.py22
-rw-r--r--Lib/test/test_source_encoding.py3
-rw-r--r--Lib/test/test_ssl.py10
-rw-r--r--Lib/test/test_stat.py6
-rw-r--r--Lib/test/test_statistics.py21
-rw-r--r--Lib/test/test_structseq.py4
-rw-r--r--Lib/test/test_subprocess.py8
-rw-r--r--Lib/test/test_super.py10
-rw-r--r--Lib/test/test_support.py4
-rw-r--r--Lib/test/test_sys.py26
-rw-r--r--Lib/test/test_sysconfig.py10
-rw-r--r--Lib/test/test_tarfile.py2
-rw-r--r--Lib/test/test_tempfile.py16
-rw-r--r--Lib/test/test_termios.py4
-rw-r--r--Lib/test/test_time.py12
-rw-r--r--Lib/test/test_timeit.py4
-rw-r--r--Lib/test/test_tkinter/support.py2
-rw-r--r--Lib/test/test_tkinter/test_misc.py24
-rw-r--r--Lib/test/test_type_comments.py2
-rw-r--r--Lib/test/test_types.py22
-rw-r--r--Lib/test/test_unittest/test_case.py8
-rw-r--r--Lib/test/test_userdict.py2
-rw-r--r--Lib/test/test_venv.py4
-rw-r--r--Lib/test/test_warnings/__init__.py10
-rw-r--r--Lib/test/test_weakref.py6
-rw-r--r--Lib/test/test_weakset.py4
-rw-r--r--Lib/test/test_winconsoleio.py6
-rw-r--r--Lib/test/test_with.py2
-rw-r--r--Lib/test/test_wmi.py4
-rw-r--r--Lib/test/test_wsgiref.py14
-rw-r--r--Lib/test/test_xml_etree.py5
-rw-r--r--Lib/test/test_xxlimited.py2
-rw-r--r--Lib/test/test_zipapp.py6
-rw-r--r--Lib/test/test_zipfile/test_core.py6
-rw-r--r--Lib/test/test_zipimport.py4
-rw-r--r--Lib/test/test_zoneinfo/test_zoneinfo.py4
117 files changed, 407 insertions, 445 deletions
diff --git a/Lib/test/_test_embed_structseq.py b/Lib/test/_test_embed_structseq.py
index 154662efce9..4cac84d7a46 100644
--- a/Lib/test/_test_embed_structseq.py
+++ b/Lib/test/_test_embed_structseq.py
@@ -11,7 +11,7 @@ class TestStructSeq(unittest.TestCase):
# ob_refcnt
self.assertGreaterEqual(sys.getrefcount(obj_type), 1)
# tp_base
- self.assertTrue(issubclass(obj_type, tuple))
+ self.assertIsSubclass(obj_type, tuple)
# tp_bases
self.assertEqual(obj_type.__bases__, (tuple,))
# tp_dict
diff --git a/Lib/test/datetimetester.py b/Lib/test/datetimetester.py
index df5e45f5f20..93b3382b9c6 100644
--- a/Lib/test/datetimetester.py
+++ b/Lib/test/datetimetester.py
@@ -183,7 +183,7 @@ class TestTZInfo(unittest.TestCase):
def __init__(self, offset, name):
self.__offset = offset
self.__name = name
- self.assertTrue(issubclass(NotEnough, tzinfo))
+ self.assertIsSubclass(NotEnough, tzinfo)
ne = NotEnough(3, "NotByALongShot")
self.assertIsInstance(ne, tzinfo)
@@ -232,7 +232,7 @@ class TestTZInfo(unittest.TestCase):
self.assertIs(type(derived), otype)
self.assertEqual(derived.utcoffset(None), offset)
self.assertEqual(derived.tzname(None), oname)
- self.assertFalse(hasattr(derived, 'spam'))
+ self.assertNotHasAttr(derived, 'spam')
def test_issue23600(self):
DSTDIFF = DSTOFFSET = timedelta(hours=1)
@@ -813,7 +813,7 @@ class TestTimeDelta(HarmlessMixedComparison, unittest.TestCase):
# Verify td -> string -> td identity.
s = repr(td)
- self.assertTrue(s.startswith('datetime.'))
+ self.assertStartsWith(s, 'datetime.')
s = s[9:]
td2 = eval(s)
self.assertEqual(td, td2)
@@ -1231,7 +1231,7 @@ class TestDate(HarmlessMixedComparison, unittest.TestCase):
self.theclass.today()):
# Verify dt -> string -> date identity.
s = repr(dt)
- self.assertTrue(s.startswith('datetime.'))
+ self.assertStartsWith(s, 'datetime.')
s = s[9:]
dt2 = eval(s)
self.assertEqual(dt, dt2)
@@ -2218,7 +2218,7 @@ class TestDateTime(TestDate):
self.theclass.now()):
# Verify dt -> string -> datetime identity.
s = repr(dt)
- self.assertTrue(s.startswith('datetime.'))
+ self.assertStartsWith(s, 'datetime.')
s = s[9:]
dt2 = eval(s)
self.assertEqual(dt, dt2)
@@ -3687,7 +3687,7 @@ class TestTime(HarmlessMixedComparison, unittest.TestCase):
# Verify t -> string -> time identity.
s = repr(t)
- self.assertTrue(s.startswith('datetime.'))
+ self.assertStartsWith(s, 'datetime.')
s = s[9:]
t2 = eval(s)
self.assertEqual(t, t2)
diff --git a/Lib/test/mapping_tests.py b/Lib/test/mapping_tests.py
index 9d38da5a86e..20306e1526d 100644
--- a/Lib/test/mapping_tests.py
+++ b/Lib/test/mapping_tests.py
@@ -70,8 +70,8 @@ class BasicTestMappingProtocol(unittest.TestCase):
if not d: self.fail("Full mapping must compare to True")
# keys(), items(), iterkeys() ...
def check_iterandlist(iter, lst, ref):
- self.assertTrue(hasattr(iter, '__next__'))
- self.assertTrue(hasattr(iter, '__iter__'))
+ self.assertHasAttr(iter, '__next__')
+ self.assertHasAttr(iter, '__iter__')
x = list(iter)
self.assertTrue(set(x)==set(lst)==set(ref))
check_iterandlist(iter(d.keys()), list(d.keys()),
diff --git a/Lib/test/pickletester.py b/Lib/test/pickletester.py
index dcba6369541..9d6ae3e4d00 100644
--- a/Lib/test/pickletester.py
+++ b/Lib/test/pickletester.py
@@ -3068,7 +3068,7 @@ class AbstractPickleTests:
pickled = self.dumps(None, proto)
if proto >= 2:
proto_header = pickle.PROTO + bytes([proto])
- self.assertTrue(pickled.startswith(proto_header))
+ self.assertStartsWith(pickled, proto_header)
else:
self.assertEqual(count_opcode(pickle.PROTO, pickled), 0)
@@ -5007,7 +5007,7 @@ class AbstractDispatchTableTests:
p = self.pickler_class(f, 0)
with self.assertRaises(AttributeError):
p.dispatch_table
- self.assertFalse(hasattr(p, 'dispatch_table'))
+ self.assertNotHasAttr(p, 'dispatch_table')
def test_class_dispatch_table(self):
# A dispatch_table attribute can be specified class-wide
diff --git a/Lib/test/support/warnings_helper.py b/Lib/test/support/warnings_helper.py
index a6e43dff200..5f6f14afd74 100644
--- a/Lib/test/support/warnings_helper.py
+++ b/Lib/test/support/warnings_helper.py
@@ -23,8 +23,7 @@ def check_syntax_warning(testcase, statement, errtext='',
testcase.assertEqual(len(warns), 1, warns)
warn, = warns
- testcase.assertTrue(issubclass(warn.category, SyntaxWarning),
- warn.category)
+ testcase.assertIsSubclass(warn.category, SyntaxWarning)
if errtext:
testcase.assertRegex(str(warn.message), errtext)
testcase.assertEqual(warn.filename, '<testcase>')
diff --git a/Lib/test/test__osx_support.py b/Lib/test/test__osx_support.py
index 53aa26620a6..0813c4804c1 100644
--- a/Lib/test/test__osx_support.py
+++ b/Lib/test/test__osx_support.py
@@ -66,8 +66,8 @@ class Test_OSXSupport(unittest.TestCase):
'cc not found - check xcode-select')
def test__get_system_version(self):
- self.assertTrue(platform.mac_ver()[0].startswith(
- _osx_support._get_system_version()))
+ self.assertStartsWith(platform.mac_ver()[0],
+ _osx_support._get_system_version())
def test__remove_original_values(self):
config_vars = {
diff --git a/Lib/test/test_abstract_numbers.py b/Lib/test/test_abstract_numbers.py
index 72232b670cd..cf071d2c933 100644
--- a/Lib/test/test_abstract_numbers.py
+++ b/Lib/test/test_abstract_numbers.py
@@ -24,11 +24,11 @@ def concretize(cls):
class TestNumbers(unittest.TestCase):
def test_int(self):
- self.assertTrue(issubclass(int, Integral))
- self.assertTrue(issubclass(int, Rational))
- self.assertTrue(issubclass(int, Real))
- self.assertTrue(issubclass(int, Complex))
- self.assertTrue(issubclass(int, Number))
+ self.assertIsSubclass(int, Integral)
+ self.assertIsSubclass(int, Rational)
+ self.assertIsSubclass(int, Real)
+ self.assertIsSubclass(int, Complex)
+ self.assertIsSubclass(int, Number)
self.assertEqual(7, int(7).real)
self.assertEqual(0, int(7).imag)
@@ -38,11 +38,11 @@ class TestNumbers(unittest.TestCase):
self.assertEqual(1, int(7).denominator)
def test_float(self):
- self.assertFalse(issubclass(float, Integral))
- self.assertFalse(issubclass(float, Rational))
- self.assertTrue(issubclass(float, Real))
- self.assertTrue(issubclass(float, Complex))
- self.assertTrue(issubclass(float, Number))
+ self.assertNotIsSubclass(float, Integral)
+ self.assertNotIsSubclass(float, Rational)
+ self.assertIsSubclass(float, Real)
+ self.assertIsSubclass(float, Complex)
+ self.assertIsSubclass(float, Number)
self.assertEqual(7.3, float(7.3).real)
self.assertEqual(0, float(7.3).imag)
@@ -50,11 +50,11 @@ class TestNumbers(unittest.TestCase):
self.assertEqual(-7.3, float(-7.3).conjugate())
def test_complex(self):
- self.assertFalse(issubclass(complex, Integral))
- self.assertFalse(issubclass(complex, Rational))
- self.assertFalse(issubclass(complex, Real))
- self.assertTrue(issubclass(complex, Complex))
- self.assertTrue(issubclass(complex, Number))
+ self.assertNotIsSubclass(complex, Integral)
+ self.assertNotIsSubclass(complex, Rational)
+ self.assertNotIsSubclass(complex, Real)
+ self.assertIsSubclass(complex, Complex)
+ self.assertIsSubclass(complex, Number)
c1, c2 = complex(3, 2), complex(4,1)
# XXX: This is not ideal, but see the comment in math_trunc().
diff --git a/Lib/test/test_argparse.py b/Lib/test/test_argparse.py
index 58853ba4eb3..08ff41368d9 100644
--- a/Lib/test/test_argparse.py
+++ b/Lib/test/test_argparse.py
@@ -6805,7 +6805,7 @@ class TestImportStar(TestCase):
def test(self):
for name in argparse.__all__:
- self.assertTrue(hasattr(argparse, name))
+ self.assertHasAttr(argparse, name)
def test_all_exports_everything_but_modules(self):
items = [
diff --git a/Lib/test/test_ast/test_ast.py b/Lib/test/test_ast/test_ast.py
index 0776559b900..1479a8eafd6 100644
--- a/Lib/test/test_ast/test_ast.py
+++ b/Lib/test/test_ast/test_ast.py
@@ -275,12 +275,12 @@ class AST_Tests(unittest.TestCase):
self.assertEqual(alias.end_col_offset, 17)
def test_base_classes(self):
- self.assertTrue(issubclass(ast.For, ast.stmt))
- self.assertTrue(issubclass(ast.Name, ast.expr))
- self.assertTrue(issubclass(ast.stmt, ast.AST))
- self.assertTrue(issubclass(ast.expr, ast.AST))
- self.assertTrue(issubclass(ast.comprehension, ast.AST))
- self.assertTrue(issubclass(ast.Gt, ast.AST))
+ self.assertIsSubclass(ast.For, ast.stmt)
+ self.assertIsSubclass(ast.Name, ast.expr)
+ self.assertIsSubclass(ast.stmt, ast.AST)
+ self.assertIsSubclass(ast.expr, ast.AST)
+ self.assertIsSubclass(ast.comprehension, ast.AST)
+ self.assertIsSubclass(ast.Gt, ast.AST)
def test_field_attr_existence(self):
for name, item in ast.__dict__.items():
@@ -1101,7 +1101,7 @@ class CopyTests(unittest.TestCase):
def test_replace_interface(self):
for klass in self.iter_ast_classes():
with self.subTest(klass=klass):
- self.assertTrue(hasattr(klass, '__replace__'))
+ self.assertHasAttr(klass, '__replace__')
fields = set(klass._fields)
with self.subTest(klass=klass, fields=fields):
@@ -1330,7 +1330,7 @@ class CopyTests(unittest.TestCase):
context = node.ctx
# explicit rejection of known instance fields
- self.assertTrue(hasattr(node, 'extra'))
+ self.assertHasAttr(node, 'extra')
msg = "Name.__replace__ got an unexpected keyword argument 'extra'."
with self.assertRaisesRegex(TypeError, re.escape(msg)):
copy.replace(node, extra=1)
@@ -3071,7 +3071,7 @@ class ASTConstructorTests(unittest.TestCase):
with self.assertWarnsRegex(DeprecationWarning,
r"FunctionDef\.__init__ missing 1 required positional argument: 'name'"):
node = ast.FunctionDef(args=args)
- self.assertFalse(hasattr(node, "name"))
+ self.assertNotHasAttr(node, "name")
self.assertEqual(node.decorator_list, [])
node = ast.FunctionDef(name='foo', args=args)
self.assertEqual(node.name, 'foo')
diff --git a/Lib/test/test_audit.py b/Lib/test/test_audit.py
index 2b24b5d7927..5f9eb381f60 100644
--- a/Lib/test/test_audit.py
+++ b/Lib/test/test_audit.py
@@ -134,7 +134,7 @@ class AuditTest(unittest.TestCase):
self.assertEqual(events[0][0], "socket.gethostname")
self.assertEqual(events[1][0], "socket.__new__")
self.assertEqual(events[2][0], "socket.bind")
- self.assertTrue(events[2][2].endswith("('127.0.0.1', 8080)"))
+ self.assertEndsWith(events[2][2], "('127.0.0.1', 8080)")
def test_gc(self):
returncode, events, stderr = self.run_python("test_gc")
diff --git a/Lib/test/test_base64.py b/Lib/test/test_base64.py
index 9efebc43d91..ce2e3e3726f 100644
--- a/Lib/test/test_base64.py
+++ b/Lib/test/test_base64.py
@@ -812,7 +812,7 @@ class BaseXYTestCase(unittest.TestCase):
self.assertRaises(ValueError, f, 'with non-ascii \xcb')
def test_ErrorHeritage(self):
- self.assertTrue(issubclass(binascii.Error, ValueError))
+ self.assertIsSubclass(binascii.Error, ValueError)
def test_RFC4648_test_cases(self):
# test cases from RFC 4648 section 10
diff --git a/Lib/test/test_baseexception.py b/Lib/test/test_baseexception.py
index e599b02c17d..12d4088842b 100644
--- a/Lib/test/test_baseexception.py
+++ b/Lib/test/test_baseexception.py
@@ -10,13 +10,11 @@ class ExceptionClassTests(unittest.TestCase):
inheritance hierarchy)"""
def test_builtins_new_style(self):
- self.assertTrue(issubclass(Exception, object))
+ self.assertIsSubclass(Exception, object)
def verify_instance_interface(self, ins):
for attr in ("args", "__str__", "__repr__"):
- self.assertTrue(hasattr(ins, attr),
- "%s missing %s attribute" %
- (ins.__class__.__name__, attr))
+ self.assertHasAttr(ins, attr)
def test_inheritance(self):
# Make sure the inheritance hierarchy matches the documentation
@@ -65,7 +63,7 @@ class ExceptionClassTests(unittest.TestCase):
elif last_depth > depth:
while superclasses[-1][0] >= depth:
superclasses.pop()
- self.assertTrue(issubclass(exc, superclasses[-1][1]),
+ self.assertIsSubclass(exc, superclasses[-1][1],
"%s is not a subclass of %s" % (exc.__name__,
superclasses[-1][1].__name__))
try: # Some exceptions require arguments; just skip them
diff --git a/Lib/test/test_binascii.py b/Lib/test/test_binascii.py
index 1f3b6746ce4..7ed7d7c47b6 100644
--- a/Lib/test/test_binascii.py
+++ b/Lib/test/test_binascii.py
@@ -38,13 +38,13 @@ class BinASCIITest(unittest.TestCase):
def test_exceptions(self):
# Check module exceptions
- self.assertTrue(issubclass(binascii.Error, Exception))
- self.assertTrue(issubclass(binascii.Incomplete, Exception))
+ self.assertIsSubclass(binascii.Error, Exception)
+ self.assertIsSubclass(binascii.Incomplete, Exception)
def test_functions(self):
# Check presence of all functions
for name in all_functions:
- self.assertTrue(hasattr(getattr(binascii, name), '__call__'))
+ self.assertHasAttr(getattr(binascii, name), '__call__')
self.assertRaises(TypeError, getattr(binascii, name))
def test_returned_value(self):
diff --git a/Lib/test/test_binop.py b/Lib/test/test_binop.py
index 299af09c498..b224c3d4e60 100644
--- a/Lib/test/test_binop.py
+++ b/Lib/test/test_binop.py
@@ -383,7 +383,7 @@ class OperationOrderTests(unittest.TestCase):
self.assertEqual(op_sequence(le, B, C), ['C.__ge__', 'B.__le__'])
self.assertEqual(op_sequence(le, C, B), ['C.__le__', 'B.__ge__'])
- self.assertTrue(issubclass(V, B))
+ self.assertIsSubclass(V, B)
self.assertEqual(op_sequence(eq, B, V), ['B.__eq__', 'V.__eq__'])
self.assertEqual(op_sequence(le, B, V), ['B.__le__', 'V.__ge__'])
diff --git a/Lib/test/test_buffer.py b/Lib/test/test_buffer.py
index 61921e93e85..19582e75716 100644
--- a/Lib/test/test_buffer.py
+++ b/Lib/test/test_buffer.py
@@ -2879,11 +2879,11 @@ class TestBufferProtocol(unittest.TestCase):
def test_memoryview_repr(self):
m = memoryview(bytearray(9))
r = m.__repr__()
- self.assertTrue(r.startswith("<memory"))
+ self.assertStartsWith(r, "<memory")
m.release()
r = m.__repr__()
- self.assertTrue(r.startswith("<released"))
+ self.assertStartsWith(r, "<released")
def test_memoryview_sequence(self):
diff --git a/Lib/test/test_builtin.py b/Lib/test/test_builtin.py
index f1f877c47a1..d221aa5e1d9 100644
--- a/Lib/test/test_builtin.py
+++ b/Lib/test/test_builtin.py
@@ -393,7 +393,7 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
self.assertRaises(ValueError, chr, -2**1000)
def test_cmp(self):
- self.assertTrue(not hasattr(builtins, "cmp"))
+ self.assertNotHasAttr(builtins, "cmp")
def test_compile(self):
compile('print(1)\n', '', 'exec')
@@ -2304,7 +2304,7 @@ class BuiltinTest(ComplexesAreIdenticalMixin, unittest.TestCase):
# tests for object.__format__ really belong elsewhere, but
# there's no good place to put them
x = object().__format__('')
- self.assertTrue(x.startswith('<object object at'))
+ self.assertStartsWith(x, '<object object at')
# first argument to object.__format__ must be string
self.assertRaises(TypeError, object().__format__, 3)
diff --git a/Lib/test/test_bytes.py b/Lib/test/test_bytes.py
index 82d9916e38d..bb0f8aa99da 100644
--- a/Lib/test/test_bytes.py
+++ b/Lib/test/test_bytes.py
@@ -1974,9 +1974,9 @@ class AssortedBytesTest(unittest.TestCase):
@test.support.requires_docstrings
def test_doc(self):
self.assertIsNotNone(bytearray.__doc__)
- self.assertTrue(bytearray.__doc__.startswith("bytearray("), bytearray.__doc__)
+ self.assertStartsWith(bytearray.__doc__, "bytearray(")
self.assertIsNotNone(bytes.__doc__)
- self.assertTrue(bytes.__doc__.startswith("bytes("), bytes.__doc__)
+ self.assertStartsWith(bytes.__doc__, "bytes(")
def test_from_bytearray(self):
sample = bytes(b"Hello world\n\x80\x81\xfe\xff")
@@ -2107,7 +2107,7 @@ class BytesAsStringTest(FixedStringTest, unittest.TestCase):
class SubclassTest:
def test_basic(self):
- self.assertTrue(issubclass(self.type2test, self.basetype))
+ self.assertIsSubclass(self.type2test, self.basetype)
self.assertIsInstance(self.type2test(), self.basetype)
a, b = b"abcd", b"efgh"
@@ -2155,7 +2155,7 @@ class SubclassTest:
self.assertEqual(a.z, b.z)
self.assertEqual(type(a), type(b))
self.assertEqual(type(a.z), type(b.z))
- self.assertFalse(hasattr(b, 'y'))
+ self.assertNotHasAttr(b, 'y')
def test_copy(self):
a = self.type2test(b"abcd")
@@ -2169,7 +2169,7 @@ class SubclassTest:
self.assertEqual(a.z, b.z)
self.assertEqual(type(a), type(b))
self.assertEqual(type(a.z), type(b.z))
- self.assertFalse(hasattr(b, 'y'))
+ self.assertNotHasAttr(b, 'y')
def test_fromhex(self):
b = self.type2test.fromhex('1a2B30')
diff --git a/Lib/test/test_bz2.py b/Lib/test/test_bz2.py
index f32b24b39ba..3b7897b8a88 100644
--- a/Lib/test/test_bz2.py
+++ b/Lib/test/test_bz2.py
@@ -184,7 +184,7 @@ class BZ2FileTest(BaseTest):
with BZ2File(self.filename) as bz2f:
pdata = bz2f.peek()
self.assertNotEqual(len(pdata), 0)
- self.assertTrue(self.TEXT.startswith(pdata))
+ self.assertStartsWith(self.TEXT, pdata)
self.assertEqual(bz2f.read(), self.TEXT)
def testReadInto(self):
@@ -768,7 +768,7 @@ class BZ2FileTest(BaseTest):
with BZ2File(bio) as bz2f:
pdata = bz2f.peek()
self.assertNotEqual(len(pdata), 0)
- self.assertTrue(self.TEXT.startswith(pdata))
+ self.assertStartsWith(self.TEXT, pdata)
self.assertEqual(bz2f.read(), self.TEXT)
def testWriteBytesIO(self):
diff --git a/Lib/test/test_calendar.py b/Lib/test/test_calendar.py
index cbfee604b7a..7ade4271b7a 100644
--- a/Lib/test/test_calendar.py
+++ b/Lib/test/test_calendar.py
@@ -1098,7 +1098,7 @@ class CommandLineTestCase(unittest.TestCase):
output = run('--type', 'text', '2004')
self.assertEqual(output, conv(result_2004_text))
output = run('--type', 'html', '2004')
- self.assertEqual(output[:6], b'<?xml ')
+ self.assertStartsWith(output, b'<?xml ')
self.assertIn(b'<title>Calendar for 2004</title>', output)
def test_html_output_current_year(self):
diff --git a/Lib/test/test_call.py b/Lib/test/test_call.py
index 185ae84dc4d..1c73aaafb71 100644
--- a/Lib/test/test_call.py
+++ b/Lib/test/test_call.py
@@ -695,8 +695,8 @@ class TestPEP590(unittest.TestCase):
UnaffectedType2 = _testcapi.make_vectorcall_class(SuperType)
# Aside: Quickly check that the C helper actually made derived types
- self.assertTrue(issubclass(UnaffectedType1, DerivedType))
- self.assertTrue(issubclass(UnaffectedType2, SuperType))
+ self.assertIsSubclass(UnaffectedType1, DerivedType)
+ self.assertIsSubclass(UnaffectedType2, SuperType)
# Initial state: tp_call
self.assertEqual(instance(), "tp_call")
diff --git a/Lib/test/test_clinic.py b/Lib/test/test_clinic.py
index f7fc3b38733..580d54e0eb0 100644
--- a/Lib/test/test_clinic.py
+++ b/Lib/test/test_clinic.py
@@ -238,11 +238,11 @@ class ClinicWholeFileTest(TestCase):
# The generated output will differ for every run, but we can check that
# it starts with the clinic block, we check that it contains all the
# expected fields, and we check that it contains the checksum line.
- self.assertTrue(out.startswith(dedent("""
+ self.assertStartsWith(out, dedent("""
/*[clinic input]
output print 'I told you once.'
[clinic start generated code]*/
- """)))
+ """))
fields = {
"cpp_endif",
"cpp_if",
@@ -259,9 +259,7 @@ class ClinicWholeFileTest(TestCase):
with self.subTest(field=field):
self.assertIn(field, out)
last_line = out.rstrip().split("\n")[-1]
- self.assertTrue(
- last_line.startswith("/*[clinic end generated code: output=")
- )
+ self.assertStartsWith(last_line, "/*[clinic end generated code: output=")
def test_directive_wrong_arg_number(self):
raw = dedent("""
@@ -2705,8 +2703,7 @@ class ClinicExternalTest(TestCase):
# Note, we cannot check the entire fail msg, because the path to
# the tmp file will change for every run.
_, err = self.expect_failure(fn)
- self.assertTrue(err.endswith(fail_msg),
- f"{err!r} does not end with {fail_msg!r}")
+ self.assertEndsWith(err, fail_msg)
# Then, force regeneration; success expected.
out = self.expect_success("-f", fn)
self.assertEqual(out, "")
@@ -2717,8 +2714,7 @@ class ClinicExternalTest(TestCase):
)
with open(fn, encoding='utf-8') as f:
generated = f.read()
- self.assertTrue(generated.endswith(checksum),
- (generated, checksum))
+ self.assertEndsWith(generated, checksum)
def test_cli_make(self):
c_code = dedent("""
@@ -2867,8 +2863,8 @@ class ClinicExternalTest(TestCase):
# param may change (it's a set, thus unordered). So, let's compare the
# start and end of the expected output, and then assert that the
# converters appear lined up in alphabetical order.
- self.assertTrue(out.startswith(prelude), out)
- self.assertTrue(out.endswith(finale), out)
+ self.assertStartsWith(out, prelude)
+ self.assertEndsWith(out, finale)
out = out.removeprefix(prelude)
out = out.removesuffix(finale)
@@ -2876,10 +2872,7 @@ class ClinicExternalTest(TestCase):
for converter, line in zip(expected_converters, lines):
line = line.lstrip()
with self.subTest(converter=converter):
- self.assertTrue(
- line.startswith(converter),
- f"expected converter {converter!r}, got {line!r}"
- )
+ self.assertStartsWith(line, converter)
def test_cli_fail_converters_and_filename(self):
_, err = self.expect_failure("--converters", "test.c")
diff --git a/Lib/test/test_cmd_line.py b/Lib/test/test_cmd_line.py
index f540973c11e..c17d749d4a1 100644
--- a/Lib/test/test_cmd_line.py
+++ b/Lib/test/test_cmd_line.py
@@ -39,7 +39,8 @@ class CmdLineTest(unittest.TestCase):
def verify_valid_flag(self, cmd_line):
rc, out, err = assert_python_ok(cmd_line)
- self.assertTrue(out == b'' or out.endswith(b'\n'))
+ if out != b'':
+ self.assertEndsWith(out, b'\n')
self.assertNotIn(b'Traceback', out)
self.assertNotIn(b'Traceback', err)
return out
@@ -89,8 +90,8 @@ class CmdLineTest(unittest.TestCase):
version = ('Python %d.%d' % sys.version_info[:2]).encode("ascii")
for switch in '-V', '--version', '-VV':
rc, out, err = assert_python_ok(switch)
- self.assertFalse(err.startswith(version))
- self.assertTrue(out.startswith(version))
+ self.assertNotStartsWith(err, version)
+ self.assertStartsWith(out, version)
def test_verbose(self):
# -v causes imports to write to stderr. If the write to
@@ -380,7 +381,7 @@ class CmdLineTest(unittest.TestCase):
p.stdin.flush()
data, rc = _kill_python_and_exit_code(p)
self.assertEqual(rc, 0)
- self.assertTrue(data.startswith(b'x'), data)
+ self.assertStartsWith(data, b'x')
def test_large_PYTHONPATH(self):
path1 = "ABCDE" * 100
@@ -1039,7 +1040,7 @@ class CmdLineTest(unittest.TestCase):
stderr=subprocess.PIPE,
text=True)
err_msg = "Unknown option: --unknown-option\nusage: "
- self.assertTrue(proc.stderr.startswith(err_msg), proc.stderr)
+ self.assertStartsWith(proc.stderr, err_msg)
self.assertNotEqual(proc.returncode, 0)
def test_int_max_str_digits(self):
diff --git a/Lib/test/test_cmd_line_script.py b/Lib/test/test_cmd_line_script.py
index 53dc9b1a7ef..784c45aa96f 100644
--- a/Lib/test/test_cmd_line_script.py
+++ b/Lib/test/test_cmd_line_script.py
@@ -553,9 +553,9 @@ class CmdLineTest(unittest.TestCase):
exitcode, stdout, stderr = assert_python_failure(script_name)
text = stderr.decode('ascii').split('\n')
self.assertEqual(len(text), 5)
- self.assertTrue(text[0].startswith('Traceback'))
- self.assertTrue(text[1].startswith(' File '))
- self.assertTrue(text[3].startswith('NameError'))
+ self.assertStartsWith(text[0], 'Traceback')
+ self.assertStartsWith(text[1], ' File ')
+ self.assertStartsWith(text[3], 'NameError')
def test_non_ascii(self):
# Apple platforms deny the creation of a file with an invalid UTF-8 name.
@@ -708,9 +708,8 @@ class CmdLineTest(unittest.TestCase):
exitcode, stdout, stderr = assert_python_failure(script_name)
text = io.TextIOWrapper(io.BytesIO(stderr), 'ascii').read()
# It used to crash in https://github.com/python/cpython/issues/111132
- self.assertTrue(text.endswith(
- 'SyntaxError: nonlocal declaration not allowed at module level\n',
- ), text)
+ self.assertEndsWith(text,
+ 'SyntaxError: nonlocal declaration not allowed at module level\n')
def test_consistent_sys_path_for_direct_execution(self):
# This test case ensures that the following all give the same
diff --git a/Lib/test/test_code_module.py b/Lib/test/test_code_module.py
index 57fb130070b..3642b47c2c1 100644
--- a/Lib/test/test_code_module.py
+++ b/Lib/test/test_code_module.py
@@ -133,7 +133,7 @@ class TestInteractiveConsole(unittest.TestCase, MockSys):
output = ''.join(''.join(call[1]) for call in self.stderr.method_calls)
output = output[output.index('(InteractiveConsole)'):]
output = output[output.index('\n') + 1:]
- self.assertTrue(output.startswith('UnicodeEncodeError: '), output)
+ self.assertStartsWith(output, 'UnicodeEncodeError: ')
self.assertIs(self.sysmod.last_type, UnicodeEncodeError)
self.assertIs(type(self.sysmod.last_value), UnicodeEncodeError)
self.assertIsNone(self.sysmod.last_traceback)
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 1d6136405f4..8c9a0972492 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -3802,7 +3802,7 @@ class LocaleCodecTest(unittest.TestCase):
with self.assertRaises(RuntimeError) as cm:
self.decode(encoded, errors)
errmsg = str(cm.exception)
- self.assertTrue(errmsg.startswith("decode error: "), errmsg)
+ self.assertStartsWith(errmsg, "decode error: ")
else:
decoded = self.decode(encoded, errors)
self.assertEqual(decoded, expected)
diff --git a/Lib/test/test_compileall.py b/Lib/test/test_compileall.py
index a580a240d9f..8384c183dd9 100644
--- a/Lib/test/test_compileall.py
+++ b/Lib/test/test_compileall.py
@@ -316,7 +316,7 @@ class CompileallTestsBase:
self.assertTrue(mods)
for mod in mods:
- self.assertTrue(mod.startswith(self.directory), mod)
+ self.assertStartsWith(mod, self.directory)
modcode = importlib.util.cache_from_source(mod)
modpath = mod[len(self.directory+os.sep):]
_, _, err = script_helper.assert_python_failure(modcode)
diff --git a/Lib/test/test_compiler_assemble.py b/Lib/test/test_compiler_assemble.py
index c4962e35999..99a11e99d56 100644
--- a/Lib/test/test_compiler_assemble.py
+++ b/Lib/test/test_compiler_assemble.py
@@ -146,4 +146,4 @@ class IsolatedAssembleTests(AssemblerTestCase):
L1 to L2 -> L2 [0]
L2 to L3 -> L3 [1] lasti
""")
- self.assertTrue(output.getvalue().endswith(exc_table))
+ self.assertEndsWith(output.getvalue(), exc_table)
diff --git a/Lib/test/test_contextlib.py b/Lib/test/test_contextlib.py
index cf651959803..6a3329fa5aa 100644
--- a/Lib/test/test_contextlib.py
+++ b/Lib/test/test_contextlib.py
@@ -48,23 +48,23 @@ class TestAbstractContextManager(unittest.TestCase):
def __exit__(self, exc_type, exc_value, traceback):
return None
- self.assertTrue(issubclass(ManagerFromScratch, AbstractContextManager))
+ self.assertIsSubclass(ManagerFromScratch, AbstractContextManager)
class DefaultEnter(AbstractContextManager):
def __exit__(self, *args):
super().__exit__(*args)
- self.assertTrue(issubclass(DefaultEnter, AbstractContextManager))
+ self.assertIsSubclass(DefaultEnter, AbstractContextManager)
class NoEnter(ManagerFromScratch):
__enter__ = None
- self.assertFalse(issubclass(NoEnter, AbstractContextManager))
+ self.assertNotIsSubclass(NoEnter, AbstractContextManager)
class NoExit(ManagerFromScratch):
__exit__ = None
- self.assertFalse(issubclass(NoExit, AbstractContextManager))
+ self.assertNotIsSubclass(NoExit, AbstractContextManager)
class ContextManagerTestCase(unittest.TestCase):
diff --git a/Lib/test/test_contextlib_async.py b/Lib/test/test_contextlib_async.py
index 7750186e56a..dcd00720379 100644
--- a/Lib/test/test_contextlib_async.py
+++ b/Lib/test/test_contextlib_async.py
@@ -77,23 +77,23 @@ class TestAbstractAsyncContextManager(unittest.TestCase):
async def __aexit__(self, exc_type, exc_value, traceback):
return None
- self.assertTrue(issubclass(ManagerFromScratch, AbstractAsyncContextManager))
+ self.assertIsSubclass(ManagerFromScratch, AbstractAsyncContextManager)
class DefaultEnter(AbstractAsyncContextManager):
async def __aexit__(self, *args):
await super().__aexit__(*args)
- self.assertTrue(issubclass(DefaultEnter, AbstractAsyncContextManager))
+ self.assertIsSubclass(DefaultEnter, AbstractAsyncContextManager)
class NoneAenter(ManagerFromScratch):
__aenter__ = None
- self.assertFalse(issubclass(NoneAenter, AbstractAsyncContextManager))
+ self.assertNotIsSubclass(NoneAenter, AbstractAsyncContextManager)
class NoneAexit(ManagerFromScratch):
__aexit__ = None
- self.assertFalse(issubclass(NoneAexit, AbstractAsyncContextManager))
+ self.assertNotIsSubclass(NoneAexit, AbstractAsyncContextManager)
class AsyncContextManagerTestCase(unittest.TestCase):
diff --git a/Lib/test/test_copy.py b/Lib/test/test_copy.py
index d76341417e9..3cb8072abef 100644
--- a/Lib/test/test_copy.py
+++ b/Lib/test/test_copy.py
@@ -19,7 +19,7 @@ class TestCopy(unittest.TestCase):
def test_exceptions(self):
self.assertIs(copy.Error, copy.error)
- self.assertTrue(issubclass(copy.Error, Exception))
+ self.assertIsSubclass(copy.Error, Exception)
# The copy() method
diff --git a/Lib/test/test_coroutines.py b/Lib/test/test_coroutines.py
index 761cb230277..4755046fe19 100644
--- a/Lib/test/test_coroutines.py
+++ b/Lib/test/test_coroutines.py
@@ -527,7 +527,7 @@ class CoroutineTest(unittest.TestCase):
def test_gen_1(self):
def gen(): yield
- self.assertFalse(hasattr(gen, '__await__'))
+ self.assertNotHasAttr(gen, '__await__')
def test_func_1(self):
async def foo():
diff --git a/Lib/test/test_curses.py b/Lib/test/test_curses.py
index feca82681de..d5ca7f2ca1a 100644
--- a/Lib/test/test_curses.py
+++ b/Lib/test/test_curses.py
@@ -1260,7 +1260,7 @@ class TestAscii(unittest.TestCase):
def test_controlnames(self):
for name in curses.ascii.controlnames:
- self.assertTrue(hasattr(curses.ascii, name), name)
+ self.assertHasAttr(curses.ascii, name)
def test_ctypes(self):
def check(func, expected):
diff --git a/Lib/test/test_dataclasses/__init__.py b/Lib/test/test_dataclasses/__init__.py
index ac78f8327b8..e98a8f284ce 100644
--- a/Lib/test/test_dataclasses/__init__.py
+++ b/Lib/test/test_dataclasses/__init__.py
@@ -120,7 +120,7 @@ class TestCase(unittest.TestCase):
for param in inspect.signature(dataclass).parameters:
if param == 'cls':
continue
- self.assertTrue(hasattr(Some.__dataclass_params__, param), msg=param)
+ self.assertHasAttr(Some.__dataclass_params__, param)
def test_named_init_params(self):
@dataclass
@@ -671,7 +671,7 @@ class TestCase(unittest.TestCase):
self.assertEqual(the_fields[0].name, 'x')
self.assertEqual(the_fields[0].type, int)
- self.assertFalse(hasattr(C, 'x'))
+ self.assertNotHasAttr(C, 'x')
self.assertTrue (the_fields[0].init)
self.assertTrue (the_fields[0].repr)
self.assertEqual(the_fields[1].name, 'y')
@@ -681,7 +681,7 @@ class TestCase(unittest.TestCase):
self.assertTrue (the_fields[1].repr)
self.assertEqual(the_fields[2].name, 'z')
self.assertEqual(the_fields[2].type, str)
- self.assertFalse(hasattr(C, 'z'))
+ self.assertNotHasAttr(C, 'z')
self.assertTrue (the_fields[2].init)
self.assertFalse(the_fields[2].repr)
@@ -732,8 +732,8 @@ class TestCase(unittest.TestCase):
z: object = default
t: int = field(default=100)
- self.assertFalse(hasattr(C, 'x'))
- self.assertFalse(hasattr(C, 'y'))
+ self.assertNotHasAttr(C, 'x')
+ self.assertNotHasAttr(C, 'y')
self.assertIs (C.z, default)
self.assertEqual(C.t, 100)
@@ -2912,10 +2912,10 @@ class TestFrozen(unittest.TestCase):
pass
c = C()
- self.assertFalse(hasattr(c, 'i'))
+ self.assertNotHasAttr(c, 'i')
with self.assertRaises(FrozenInstanceError):
c.i = 5
- self.assertFalse(hasattr(c, 'i'))
+ self.assertNotHasAttr(c, 'i')
with self.assertRaises(FrozenInstanceError):
del c.i
@@ -3144,7 +3144,7 @@ class TestFrozen(unittest.TestCase):
del s.y
self.assertEqual(s.y, 10)
del s.cached
- self.assertFalse(hasattr(s, 'cached'))
+ self.assertNotHasAttr(s, 'cached')
with self.assertRaises(AttributeError) as cm:
del s.cached
self.assertNotIsInstance(cm.exception, FrozenInstanceError)
@@ -3158,12 +3158,12 @@ class TestFrozen(unittest.TestCase):
pass
s = S()
- self.assertFalse(hasattr(s, 'x'))
+ self.assertNotHasAttr(s, 'x')
s.x = 5
self.assertEqual(s.x, 5)
del s.x
- self.assertFalse(hasattr(s, 'x'))
+ self.assertNotHasAttr(s, 'x')
with self.assertRaises(AttributeError) as cm:
del s.x
self.assertNotIsInstance(cm.exception, FrozenInstanceError)
@@ -3393,8 +3393,8 @@ class TestSlots(unittest.TestCase):
B = dataclass(A, slots=True)
self.assertIsNot(A, B)
- self.assertFalse(hasattr(A, "__slots__"))
- self.assertTrue(hasattr(B, "__slots__"))
+ self.assertNotHasAttr(A, "__slots__")
+ self.assertHasAttr(B, "__slots__")
# Can't be local to test_frozen_pickle.
@dataclass(frozen=True, slots=True)
diff --git a/Lib/test/test_dbm.py b/Lib/test/test_dbm.py
index 4be7c5649da..a10922a403e 100644
--- a/Lib/test/test_dbm.py
+++ b/Lib/test/test_dbm.py
@@ -66,7 +66,7 @@ class AnyDBMTestCase:
return keys
def test_error(self):
- self.assertTrue(issubclass(self.module.error, OSError))
+ self.assertIsSubclass(self.module.error, OSError)
def test_anydbm_not_existing(self):
self.assertRaises(dbm.error, dbm.open, _fname)
diff --git a/Lib/test/test_dbm_sqlite3.py b/Lib/test/test_dbm_sqlite3.py
index 2e1f2d32924..9216da8a63f 100644
--- a/Lib/test/test_dbm_sqlite3.py
+++ b/Lib/test/test_dbm_sqlite3.py
@@ -36,7 +36,7 @@ class URI(unittest.TestCase):
)
for path, normalized in dataset:
with self.subTest(path=path, normalized=normalized):
- self.assertTrue(_normalize_uri(path).endswith(normalized))
+ self.assertEndsWith(_normalize_uri(path), normalized)
@unittest.skipUnless(sys.platform == "win32", "requires Windows")
def test_uri_windows(self):
@@ -55,7 +55,7 @@ class URI(unittest.TestCase):
with self.subTest(path=path, normalized=normalized):
if not Path(path).is_absolute():
self.skipTest(f"skipping relative path: {path!r}")
- self.assertTrue(_normalize_uri(path).endswith(normalized))
+ self.assertEndsWith(_normalize_uri(path), normalized)
class ReadOnly(_SQLiteDbmTests):
diff --git a/Lib/test/test_deque.py b/Lib/test/test_deque.py
index 4679f297fd7..4e1a489205a 100644
--- a/Lib/test/test_deque.py
+++ b/Lib/test/test_deque.py
@@ -838,7 +838,7 @@ class TestSubclass(unittest.TestCase):
self.assertEqual(list(d), list(e))
self.assertEqual(e.x, d.x)
self.assertEqual(e.z, d.z)
- self.assertFalse(hasattr(e, 'y'))
+ self.assertNotHasAttr(e, 'y')
def test_pickle_recursive(self):
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
diff --git a/Lib/test/test_descr.py b/Lib/test/test_descr.py
index 14026531e22..d635855f537 100644
--- a/Lib/test/test_descr.py
+++ b/Lib/test/test_descr.py
@@ -409,7 +409,7 @@ class ClassPropertiesAndMethods(unittest.TestCase):
def test_python_dicts(self):
# Testing Python subclass of dict...
- self.assertTrue(issubclass(dict, dict))
+ self.assertIsSubclass(dict, dict)
self.assertIsInstance({}, dict)
d = dict()
self.assertEqual(d, {})
@@ -433,7 +433,7 @@ class ClassPropertiesAndMethods(unittest.TestCase):
self.state = state
def getstate(self):
return self.state
- self.assertTrue(issubclass(C, dict))
+ self.assertIsSubclass(C, dict)
a1 = C(12)
self.assertEqual(a1.state, 12)
a2 = C(foo=1, bar=2)
@@ -1048,15 +1048,15 @@ class ClassPropertiesAndMethods(unittest.TestCase):
m = types.ModuleType("m")
self.assertTrue(m.__class__ is types.ModuleType)
- self.assertFalse(hasattr(m, "a"))
+ self.assertNotHasAttr(m, "a")
m.__class__ = SubType
self.assertTrue(m.__class__ is SubType)
- self.assertTrue(hasattr(m, "a"))
+ self.assertHasAttr(m, "a")
m.__class__ = types.ModuleType
self.assertTrue(m.__class__ is types.ModuleType)
- self.assertFalse(hasattr(m, "a"))
+ self.assertNotHasAttr(m, "a")
# Make sure that builtin immutable objects don't support __class__
# assignment, because the object instances may be interned.
@@ -1780,7 +1780,7 @@ class ClassPropertiesAndMethods(unittest.TestCase):
class E: # *not* subclassing from C
foo = C.foo
self.assertEqual(E().foo.__func__, C.foo) # i.e., unbound
- self.assertTrue(repr(C.foo.__get__(C())).startswith("<bound method "))
+ self.assertStartsWith(repr(C.foo.__get__(C())), "<bound method ")
def test_compattr(self):
# Testing computed attributes...
@@ -2058,7 +2058,7 @@ class ClassPropertiesAndMethods(unittest.TestCase):
class E(object):
foo = C.foo
self.assertEqual(E().foo.__func__, C.foo) # i.e., unbound
- self.assertTrue(repr(C.foo.__get__(C(1))).startswith("<bound method "))
+ self.assertStartsWith(repr(C.foo.__get__(C(1))), "<bound method ")
@support.impl_detail("testing error message from implementation")
def test_methods_in_c(self):
@@ -5195,8 +5195,8 @@ class DictProxyTests(unittest.TestCase):
# We can't blindly compare with the repr of another dict as ordering
# of keys and values is arbitrary and may differ.
r = repr(self.C.__dict__)
- self.assertTrue(r.startswith('mappingproxy('), r)
- self.assertTrue(r.endswith(')'), r)
+ self.assertStartsWith(r, 'mappingproxy(')
+ self.assertEndsWith(r, ')')
for k, v in self.C.__dict__.items():
self.assertIn('{!r}: {!r}'.format(k, v), r)
diff --git a/Lib/test/test_dict.py b/Lib/test/test_dict.py
index 10a6d071b0f..52c38e42eca 100644
--- a/Lib/test/test_dict.py
+++ b/Lib/test/test_dict.py
@@ -787,8 +787,8 @@ class DictTest(unittest.TestCase):
def test_missing(self):
# Make sure dict doesn't have a __missing__ method
- self.assertFalse(hasattr(dict, "__missing__"))
- self.assertFalse(hasattr({}, "__missing__"))
+ self.assertNotHasAttr(dict, "__missing__")
+ self.assertNotHasAttr({}, "__missing__")
# Test several cases:
# (D) subclass defines __missing__ method returning a value
# (E) subclass defines __missing__ method raising RuntimeError
diff --git a/Lib/test/test_dynamicclassattribute.py b/Lib/test/test_dynamicclassattribute.py
index 9f694d9eb46..b19be33c72f 100644
--- a/Lib/test/test_dynamicclassattribute.py
+++ b/Lib/test/test_dynamicclassattribute.py
@@ -104,8 +104,8 @@ class PropertyTests(unittest.TestCase):
self.assertEqual(base.spam, 10)
self.assertEqual(base._spam, 10)
delattr(base, "spam")
- self.assertTrue(not hasattr(base, "spam"))
- self.assertTrue(not hasattr(base, "_spam"))
+ self.assertNotHasAttr(base, "spam")
+ self.assertNotHasAttr(base, "_spam")
base.spam = 20
self.assertEqual(base.spam, 20)
self.assertEqual(base._spam, 20)
diff --git a/Lib/test/test_enum.py b/Lib/test/test_enum.py
index d8cb5261244..221f9db7763 100644
--- a/Lib/test/test_enum.py
+++ b/Lib/test/test_enum.py
@@ -434,9 +434,9 @@ class _EnumTests:
def spam(cls):
pass
#
- self.assertTrue(hasattr(Season, 'spam'))
+ self.assertHasAttr(Season, 'spam')
del Season.spam
- self.assertFalse(hasattr(Season, 'spam'))
+ self.assertNotHasAttr(Season, 'spam')
#
with self.assertRaises(AttributeError):
del Season.SPRING
@@ -2652,12 +2652,12 @@ class TestSpecial(unittest.TestCase):
OneDay = day_1
OneWeek = week_1
OneMonth = month_1
- self.assertFalse(hasattr(Period, '_ignore_'))
- self.assertFalse(hasattr(Period, 'Period'))
- self.assertFalse(hasattr(Period, 'i'))
- self.assertTrue(isinstance(Period.day_1, timedelta))
- self.assertTrue(Period.month_1 is Period.day_30)
- self.assertTrue(Period.week_4 is Period.day_28)
+ self.assertNotHasAttr(Period, '_ignore_')
+ self.assertNotHasAttr(Period, 'Period')
+ self.assertNotHasAttr(Period, 'i')
+ self.assertIsInstance(Period.day_1, timedelta)
+ self.assertIs(Period.month_1, Period.day_30)
+ self.assertIs(Period.week_4, Period.day_28)
def test_nonhash_value(self):
class AutoNumberInAList(Enum):
@@ -2877,7 +2877,7 @@ class TestSpecial(unittest.TestCase):
self.assertEqual(str(ReformedColor.BLUE), 'blue')
self.assertEqual(ReformedColor.RED.behavior(), 'booyah')
self.assertEqual(ConfusedColor.RED.social(), "what's up?")
- self.assertTrue(issubclass(ReformedColor, int))
+ self.assertIsSubclass(ReformedColor, int)
def test_multiple_inherited_mixin(self):
@unique
diff --git a/Lib/test/test_errno.py b/Lib/test/test_errno.py
index 5c437e9ccea..e7f185c6b1a 100644
--- a/Lib/test/test_errno.py
+++ b/Lib/test/test_errno.py
@@ -12,14 +12,12 @@ class ErrnoAttributeTests(unittest.TestCase):
def test_for_improper_attributes(self):
# No unexpected attributes should be on the module.
for error_code in std_c_errors:
- self.assertTrue(hasattr(errno, error_code),
- "errno is missing %s" % error_code)
+ self.assertHasAttr(errno, error_code)
def test_using_errorcode(self):
# Every key value in errno.errorcode should be on the module.
for value in errno.errorcode.values():
- self.assertTrue(hasattr(errno, value),
- 'no %s attr in errno' % value)
+ self.assertHasAttr(errno, value)
class ErrorcodeTests(unittest.TestCase):
diff --git a/Lib/test/test_exception_group.py b/Lib/test/test_exception_group.py
index 92bbf791764..242d7ced007 100644
--- a/Lib/test/test_exception_group.py
+++ b/Lib/test/test_exception_group.py
@@ -5,9 +5,9 @@ from test.support import skip_emscripten_stack_overflow, exceeds_recursion_limit
class TestExceptionGroupTypeHierarchy(unittest.TestCase):
def test_exception_group_types(self):
- self.assertTrue(issubclass(ExceptionGroup, Exception))
- self.assertTrue(issubclass(ExceptionGroup, BaseExceptionGroup))
- self.assertTrue(issubclass(BaseExceptionGroup, BaseException))
+ self.assertIsSubclass(ExceptionGroup, Exception)
+ self.assertIsSubclass(ExceptionGroup, BaseExceptionGroup)
+ self.assertIsSubclass(BaseExceptionGroup, BaseException)
def test_exception_is_not_generic_type(self):
with self.assertRaisesRegex(TypeError, 'Exception'):
@@ -812,8 +812,8 @@ class NestedExceptionGroupSplitTest(ExceptionGroupSplitTestBase):
eg = ExceptionGroup("eg", [ValueError(1), TypeError(2)])
eg.__notes__ = 123
match, rest = eg.split(TypeError)
- self.assertFalse(hasattr(match, '__notes__'))
- self.assertFalse(hasattr(rest, '__notes__'))
+ self.assertNotHasAttr(match, '__notes__')
+ self.assertNotHasAttr(rest, '__notes__')
def test_drive_invalid_return_value(self):
class MyEg(ExceptionGroup):
diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index cfd4a3e8769..175ef531386 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -357,7 +357,7 @@ class ExceptionTests(unittest.TestCase):
except TypeError as err:
co = err.__traceback__.tb_frame.f_code
self.assertEqual(co.co_name, "test_capi1")
- self.assertTrue(co.co_filename.endswith('test_exceptions.py'))
+ self.assertEndsWith(co.co_filename, 'test_exceptions.py')
else:
self.fail("Expected exception")
@@ -369,7 +369,7 @@ class ExceptionTests(unittest.TestCase):
tb = err.__traceback__.tb_next
co = tb.tb_frame.f_code
self.assertEqual(co.co_name, "__init__")
- self.assertTrue(co.co_filename.endswith('test_exceptions.py'))
+ self.assertEndsWith(co.co_filename, 'test_exceptions.py')
co2 = tb.tb_frame.f_back.f_code
self.assertEqual(co2.co_name, "test_capi2")
else:
@@ -598,7 +598,7 @@ class ExceptionTests(unittest.TestCase):
def test_notes(self):
for e in [BaseException(1), Exception(2), ValueError(3)]:
with self.subTest(e=e):
- self.assertFalse(hasattr(e, '__notes__'))
+ self.assertNotHasAttr(e, '__notes__')
e.add_note("My Note")
self.assertEqual(e.__notes__, ["My Note"])
@@ -610,7 +610,7 @@ class ExceptionTests(unittest.TestCase):
self.assertEqual(e.__notes__, ["My Note", "Your Note"])
del e.__notes__
- self.assertFalse(hasattr(e, '__notes__'))
+ self.assertNotHasAttr(e, '__notes__')
e.add_note("Our Note")
self.assertEqual(e.__notes__, ["Our Note"])
@@ -1627,7 +1627,7 @@ class ExceptionTests(unittest.TestCase):
# test basic usage of PyErr_NewException
error1 = _testcapi.make_exception_with_doc("_testcapi.error1")
self.assertIs(type(error1), type)
- self.assertTrue(issubclass(error1, Exception))
+ self.assertIsSubclass(error1, Exception)
self.assertIsNone(error1.__doc__)
# test with given docstring
@@ -1637,21 +1637,21 @@ class ExceptionTests(unittest.TestCase):
# test with explicit base (without docstring)
error3 = _testcapi.make_exception_with_doc("_testcapi.error3",
base=error2)
- self.assertTrue(issubclass(error3, error2))
+ self.assertIsSubclass(error3, error2)
# test with explicit base tuple
class C(object):
pass
error4 = _testcapi.make_exception_with_doc("_testcapi.error4", doc4,
(error3, C))
- self.assertTrue(issubclass(error4, error3))
- self.assertTrue(issubclass(error4, C))
+ self.assertIsSubclass(error4, error3)
+ self.assertIsSubclass(error4, C)
self.assertEqual(error4.__doc__, doc4)
# test with explicit dictionary
error5 = _testcapi.make_exception_with_doc("_testcapi.error5", "",
error4, {'a': 1})
- self.assertTrue(issubclass(error5, error4))
+ self.assertIsSubclass(error5, error4)
self.assertEqual(error5.a, 1)
self.assertEqual(error5.__doc__, "")
@@ -1744,7 +1744,7 @@ class ExceptionTests(unittest.TestCase):
self.assertIn("<exception str() failed>", report)
else:
self.assertIn("test message", report)
- self.assertTrue(report.endswith("\n"))
+ self.assertEndsWith(report, "\n")
@cpython_only
# Python built with Py_TRACE_REFS fail with a fatal error in
diff --git a/Lib/test/test_fileinput.py b/Lib/test/test_fileinput.py
index b340ef7ed16..6524baabe7f 100644
--- a/Lib/test/test_fileinput.py
+++ b/Lib/test/test_fileinput.py
@@ -245,7 +245,7 @@ class FileInputTests(BaseTests, unittest.TestCase):
orig_stdin = sys.stdin
try:
sys.stdin = BytesIO(b'spam, bacon, sausage, and spam')
- self.assertFalse(hasattr(sys.stdin, 'buffer'))
+ self.assertNotHasAttr(sys.stdin, 'buffer')
fi = FileInput(files=['-'], mode='rb')
lines = list(fi)
self.assertEqual(lines, [b'spam, bacon, sausage, and spam'])
diff --git a/Lib/test/test_gc.py b/Lib/test/test_gc.py
index 95c98c6ac63..b4cbfb6d774 100644
--- a/Lib/test/test_gc.py
+++ b/Lib/test/test_gc.py
@@ -914,7 +914,7 @@ class GCTests(unittest.TestCase):
gc.collect()
self.assertEqual(len(Lazarus.resurrected_instances), 1)
instance = Lazarus.resurrected_instances.pop()
- self.assertTrue(hasattr(instance, "cargo"))
+ self.assertHasAttr(instance, "cargo")
self.assertEqual(id(instance.cargo), cargo_id)
gc.collect()
diff --git a/Lib/test/test_genericalias.py b/Lib/test/test_genericalias.py
index ea0dc241e39..7601cb00ff6 100644
--- a/Lib/test/test_genericalias.py
+++ b/Lib/test/test_genericalias.py
@@ -236,13 +236,13 @@ class BaseTest(unittest.TestCase):
self.assertEqual(repr(x2), 'tuple[*tuple[int, str]]')
x3 = tuple[*tuple[int, ...]]
self.assertEqual(repr(x3), 'tuple[*tuple[int, ...]]')
- self.assertTrue(repr(MyList[int]).endswith('.BaseTest.test_repr.<locals>.MyList[int]'))
+ self.assertEndsWith(repr(MyList[int]), '.BaseTest.test_repr.<locals>.MyList[int]')
self.assertEqual(repr(list[str]()), '[]') # instances should keep their normal repr
# gh-105488
- self.assertTrue(repr(MyGeneric[int]).endswith('MyGeneric[int]'))
- self.assertTrue(repr(MyGeneric[[]]).endswith('MyGeneric[[]]'))
- self.assertTrue(repr(MyGeneric[[int, str]]).endswith('MyGeneric[[int, str]]'))
+ self.assertEndsWith(repr(MyGeneric[int]), 'MyGeneric[int]')
+ self.assertEndsWith(repr(MyGeneric[[]]), 'MyGeneric[[]]')
+ self.assertEndsWith(repr(MyGeneric[[int, str]]), 'MyGeneric[[int, str]]')
def test_exposed_type(self):
import types
@@ -362,7 +362,7 @@ class BaseTest(unittest.TestCase):
def test_issubclass(self):
class L(list): ...
- self.assertTrue(issubclass(L, list))
+ self.assertIsSubclass(L, list)
with self.assertRaises(TypeError):
issubclass(L, list[str])
diff --git a/Lib/test/test_genericpath.py b/Lib/test/test_genericpath.py
index 6c3abe602f5..df07af01fc7 100644
--- a/Lib/test/test_genericpath.py
+++ b/Lib/test/test_genericpath.py
@@ -92,8 +92,8 @@ class GenericTest:
for s1 in testlist:
for s2 in testlist:
p = commonprefix([s1, s2])
- self.assertTrue(s1.startswith(p))
- self.assertTrue(s2.startswith(p))
+ self.assertStartsWith(s1, p)
+ self.assertStartsWith(s2, p)
if s1 != s2:
n = len(p)
self.assertNotEqual(s1[n:n+1], s2[n:n+1])
diff --git a/Lib/test/test_gzip.py b/Lib/test/test_gzip.py
index fa5de7c190e..ccbacc7c19b 100644
--- a/Lib/test/test_gzip.py
+++ b/Lib/test/test_gzip.py
@@ -331,13 +331,13 @@ class TestGzip(BaseTest):
def test_1647484(self):
for mode in ('wb', 'rb'):
with gzip.GzipFile(self.filename, mode) as f:
- self.assertTrue(hasattr(f, "name"))
+ self.assertHasAttr(f, "name")
self.assertEqual(f.name, self.filename)
def test_paddedfile_getattr(self):
self.test_write()
with gzip.GzipFile(self.filename, 'rb') as f:
- self.assertTrue(hasattr(f.fileobj, "name"))
+ self.assertHasAttr(f.fileobj, "name")
self.assertEqual(f.fileobj.name, self.filename)
def test_mtime(self):
@@ -345,7 +345,7 @@ class TestGzip(BaseTest):
with gzip.GzipFile(self.filename, 'w', mtime = mtime) as fWrite:
fWrite.write(data1)
with gzip.GzipFile(self.filename) as fRead:
- self.assertTrue(hasattr(fRead, 'mtime'))
+ self.assertHasAttr(fRead, 'mtime')
self.assertIsNone(fRead.mtime)
dataRead = fRead.read()
self.assertEqual(dataRead, data1)
@@ -460,7 +460,7 @@ class TestGzip(BaseTest):
self.assertEqual(d, data1 * 50, "Incorrect data in file")
def test_gzip_BadGzipFile_exception(self):
- self.assertTrue(issubclass(gzip.BadGzipFile, OSError))
+ self.assertIsSubclass(gzip.BadGzipFile, OSError)
def test_bad_gzip_file(self):
with open(self.filename, 'wb') as file:
diff --git a/Lib/test/test_hashlib.py b/Lib/test/test_hashlib.py
index 5e3356a02f3..de4c8a1670f 100644
--- a/Lib/test/test_hashlib.py
+++ b/Lib/test/test_hashlib.py
@@ -152,8 +152,8 @@ class HashLibTestCase(unittest.TestCase):
if _hashlib:
# These algorithms should always be present when this module
# is compiled. If not, something was compiled wrong.
- self.assertTrue(hasattr(_hashlib, 'openssl_md5'))
- self.assertTrue(hasattr(_hashlib, 'openssl_sha1'))
+ self.assertHasAttr(_hashlib, 'openssl_md5')
+ self.assertHasAttr(_hashlib, 'openssl_sha1')
for algorithm, constructors in self.constructors_to_test.items():
constructor = getattr(_hashlib, 'openssl_'+algorithm, None)
if constructor:
diff --git a/Lib/test/test_inspect/test_inspect.py b/Lib/test/test_inspect/test_inspect.py
index 1c325c0d507..e584fb417b9 100644
--- a/Lib/test/test_inspect/test_inspect.py
+++ b/Lib/test/test_inspect/test_inspect.py
@@ -786,12 +786,12 @@ class TestRetrievingSourceCode(GetSourceBase):
def test_getfile_builtin_module(self):
with self.assertRaises(TypeError) as e:
inspect.getfile(sys)
- self.assertTrue(str(e.exception).startswith('<module'))
+ self.assertStartsWith(str(e.exception), '<module')
def test_getfile_builtin_class(self):
with self.assertRaises(TypeError) as e:
inspect.getfile(int)
- self.assertTrue(str(e.exception).startswith('<class'))
+ self.assertStartsWith(str(e.exception), '<class')
def test_getfile_builtin_function_or_method(self):
with self.assertRaises(TypeError) as e_abs:
@@ -2949,7 +2949,7 @@ class TestSignatureObject(unittest.TestCase):
pass
sig = inspect.signature(test)
- self.assertTrue(repr(sig).startswith('<Signature'))
+ self.assertStartsWith(repr(sig), '<Signature')
self.assertTrue('(po, /, pk' in repr(sig))
# We need two functions, because it is impossible to represent
@@ -2958,7 +2958,7 @@ class TestSignatureObject(unittest.TestCase):
pass
sig2 = inspect.signature(test2)
- self.assertTrue(repr(sig2).startswith('<Signature'))
+ self.assertStartsWith(repr(sig2), '<Signature')
self.assertTrue('(pod=42, /)' in repr(sig2))
po = sig.parameters['po']
@@ -5133,7 +5133,7 @@ class TestParameterObject(unittest.TestCase):
with self.assertRaisesRegex(ValueError, 'cannot have default values'):
p.replace(kind=inspect.Parameter.VAR_POSITIONAL)
- self.assertTrue(repr(p).startswith('<Parameter'))
+ self.assertStartsWith(repr(p), '<Parameter')
self.assertTrue('"a=42"' in repr(p))
def test_signature_parameter_hashable(self):
diff --git a/Lib/test/test_int.py b/Lib/test/test_int.py
index 245528ce57a..7a7cb73f673 100644
--- a/Lib/test/test_int.py
+++ b/Lib/test/test_int.py
@@ -836,7 +836,7 @@ class PyLongModuleTests(unittest.TestCase):
n = hibit | getrandbits(bits - 1)
assert n.bit_length() == bits
sn = str(n)
- self.assertFalse(sn.startswith('0'))
+ self.assertNotStartsWith(sn, '0')
self.assertEqual(n, int(sn))
bits <<= 1
diff --git a/Lib/test/test_io.py b/Lib/test/test_io.py
index aa619a96ab7..168e66c5a3f 100644
--- a/Lib/test/test_io.py
+++ b/Lib/test/test_io.py
@@ -902,7 +902,7 @@ class IOTest(unittest.TestCase):
self.BytesIO()
)
for obj in test:
- self.assertTrue(hasattr(obj, "__dict__"))
+ self.assertHasAttr(obj, "__dict__")
def test_opener(self):
with self.open(os_helper.TESTFN, "w", encoding="utf-8") as f:
@@ -1117,7 +1117,7 @@ class TestIOCTypes(unittest.TestCase):
def check_subs(types, base):
for tp in types:
with self.subTest(tp=tp, base=base):
- self.assertTrue(issubclass(tp, base))
+ self.assertIsSubclass(tp, base)
def recursive_check(d):
for k, v in d.items():
@@ -1870,7 +1870,7 @@ class BufferedWriterTest(unittest.TestCase, CommonBufferedTests):
flushed = b"".join(writer._write_stack)
# At least (total - 8) bytes were implicitly flushed, perhaps more
# depending on the implementation.
- self.assertTrue(flushed.startswith(contents[:-8]), flushed)
+ self.assertStartsWith(flushed, contents[:-8])
def check_writes(self, intermediate_func):
# Lots of writes, test the flushed output is as expected.
@@ -1940,7 +1940,7 @@ class BufferedWriterTest(unittest.TestCase, CommonBufferedTests):
self.assertEqual(bufio.write(b"ABCDEFGHI"), 9)
s = raw.pop_written()
# Previously buffered bytes were flushed
- self.assertTrue(s.startswith(b"01234567A"), s)
+ self.assertStartsWith(s, b"01234567A")
def test_write_and_rewind(self):
raw = self.BytesIO()
@@ -2236,7 +2236,7 @@ class BufferedRWPairTest(unittest.TestCase):
def test_peek(self):
pair = self.tp(self.BytesIO(b"abcdef"), self.MockRawIO())
- self.assertTrue(pair.peek(3).startswith(b"abc"))
+ self.assertStartsWith(pair.peek(3), b"abc")
self.assertEqual(pair.read(3), b"abc")
def test_readable(self):
@@ -4618,10 +4618,8 @@ class MiscIOTest(unittest.TestCase):
proc = assert_python_ok('-X', 'warn_default_encoding', '-c', code)
warnings = proc.err.splitlines()
self.assertEqual(len(warnings), 2)
- self.assertTrue(
- warnings[0].startswith(b"<string>:5: EncodingWarning: "))
- self.assertTrue(
- warnings[1].startswith(b"<string>:8: EncodingWarning: "))
+ self.assertStartsWith(warnings[0], b"<string>:5: EncodingWarning: ")
+ self.assertStartsWith(warnings[1], b"<string>:8: EncodingWarning: ")
def test_text_encoding(self):
# PEP 597, bpo-47000. io.text_encoding() returns "locale" or "utf-8"
@@ -4834,7 +4832,7 @@ class SignalsTest(unittest.TestCase):
os.read(r, len(data) * 100)
exc = cm.exception
if isinstance(exc, RuntimeError):
- self.assertTrue(str(exc).startswith("reentrant call"), str(exc))
+ self.assertStartsWith(str(exc), "reentrant call")
finally:
signal.alarm(0)
wio.close()
diff --git a/Lib/test/test_json/test_fail.py b/Lib/test/test_json/test_fail.py
index 7c1696cc66d..79c44af2fbf 100644
--- a/Lib/test/test_json/test_fail.py
+++ b/Lib/test/test_json/test_fail.py
@@ -102,7 +102,7 @@ class TestFail:
with self.assertRaisesRegex(TypeError,
'Object of type module is not JSON serializable') as cm:
self.dumps(sys)
- self.assertFalse(hasattr(cm.exception, '__notes__'))
+ self.assertNotHasAttr(cm.exception, '__notes__')
with self.assertRaises(TypeError) as cm:
self.dumps([1, [2, 3, sys]])
diff --git a/Lib/test/test_json/test_tool.py b/Lib/test/test_json/test_tool.py
index 72cde3f0d6c..9ea2679c77e 100644
--- a/Lib/test/test_json/test_tool.py
+++ b/Lib/test/test_json/test_tool.py
@@ -160,7 +160,7 @@ class TestMain(unittest.TestCase):
rc, out, err = assert_python_ok('-m', self.module, '-h',
PYTHON_COLORS='0')
self.assertEqual(rc, 0)
- self.assertTrue(out.startswith(b'usage: '))
+ self.assertStartsWith(out, b'usage: ')
self.assertEqual(err, b'')
def test_sort_keys_flag(self):
diff --git a/Lib/test/test_launcher.py b/Lib/test/test_launcher.py
index 173fc743cf6..caa1603c78e 100644
--- a/Lib/test/test_launcher.py
+++ b/Lib/test/test_launcher.py
@@ -443,7 +443,7 @@ class TestLauncher(unittest.TestCase, RunPyMixin):
except subprocess.CalledProcessError:
raise unittest.SkipTest("requires at least one Python 3.x install")
self.assertEqual("PythonCore", data["env.company"])
- self.assertTrue(data["env.tag"].startswith("3."), data["env.tag"])
+ self.assertStartsWith(data["env.tag"], "3.")
def test_search_major_3_32(self):
try:
@@ -453,8 +453,8 @@ class TestLauncher(unittest.TestCase, RunPyMixin):
raise unittest.SkipTest("requires at least one 32-bit Python 3.x install")
raise
self.assertEqual("PythonCore", data["env.company"])
- self.assertTrue(data["env.tag"].startswith("3."), data["env.tag"])
- self.assertTrue(data["env.tag"].endswith("-32"), data["env.tag"])
+ self.assertStartsWith(data["env.tag"], "3.")
+ self.assertEndsWith(data["env.tag"], "-32")
def test_search_major_2(self):
try:
@@ -463,7 +463,7 @@ class TestLauncher(unittest.TestCase, RunPyMixin):
if not is_installed("2.7"):
raise unittest.SkipTest("requires at least one Python 2.x install")
self.assertEqual("PythonCore", data["env.company"])
- self.assertTrue(data["env.tag"].startswith("2."), data["env.tag"])
+ self.assertStartsWith(data["env.tag"], "2.")
def test_py_default(self):
with self.py_ini(TEST_PY_DEFAULTS):
diff --git a/Lib/test/test_lzma.py b/Lib/test/test_lzma.py
index 9ffb93e797d..e93c3c37354 100644
--- a/Lib/test/test_lzma.py
+++ b/Lib/test/test_lzma.py
@@ -1025,12 +1025,12 @@ class FileTestCase(unittest.TestCase):
with LZMAFile(BytesIO(COMPRESSED_XZ)) as f:
result = f.peek()
self.assertGreater(len(result), 0)
- self.assertTrue(INPUT.startswith(result))
+ self.assertStartsWith(INPUT, result)
self.assertEqual(f.read(), INPUT)
with LZMAFile(BytesIO(COMPRESSED_XZ)) as f:
result = f.peek(10)
self.assertGreater(len(result), 0)
- self.assertTrue(INPUT.startswith(result))
+ self.assertStartsWith(INPUT, result)
self.assertEqual(f.read(), INPUT)
def test_peek_bad_args(self):
diff --git a/Lib/test/test_memoryio.py b/Lib/test/test_memoryio.py
index 95629ed862d..63998a86c45 100644
--- a/Lib/test/test_memoryio.py
+++ b/Lib/test/test_memoryio.py
@@ -265,8 +265,8 @@ class MemoryTestMixin:
memio = self.ioclass(buf * 10)
self.assertEqual(iter(memio), memio)
- self.assertTrue(hasattr(memio, '__iter__'))
- self.assertTrue(hasattr(memio, '__next__'))
+ self.assertHasAttr(memio, '__iter__')
+ self.assertHasAttr(memio, '__next__')
i = 0
for line in memio:
self.assertEqual(line, buf)
diff --git a/Lib/test/test_ordered_dict.py b/Lib/test/test_ordered_dict.py
index 9f131a9110d..4204a6a47d2 100644
--- a/Lib/test/test_ordered_dict.py
+++ b/Lib/test/test_ordered_dict.py
@@ -147,7 +147,7 @@ class OrderedDictTests:
def test_abc(self):
OrderedDict = self.OrderedDict
self.assertIsInstance(OrderedDict(), MutableMapping)
- self.assertTrue(issubclass(OrderedDict, MutableMapping))
+ self.assertIsSubclass(OrderedDict, MutableMapping)
def test_clear(self):
OrderedDict = self.OrderedDict
@@ -314,14 +314,14 @@ class OrderedDictTests:
check(dup)
self.assertIs(dup.x, od.x)
self.assertIs(dup.z, od.z)
- self.assertFalse(hasattr(dup, 'y'))
+ self.assertNotHasAttr(dup, 'y')
dup = copy.deepcopy(od)
check(dup)
self.assertEqual(dup.x, od.x)
self.assertIsNot(dup.x, od.x)
self.assertEqual(dup.z, od.z)
self.assertIsNot(dup.z, od.z)
- self.assertFalse(hasattr(dup, 'y'))
+ self.assertNotHasAttr(dup, 'y')
# pickle directly pulls the module, so we have to fake it
with replaced_module('collections', self.module):
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
@@ -330,7 +330,7 @@ class OrderedDictTests:
check(dup)
self.assertEqual(dup.x, od.x)
self.assertEqual(dup.z, od.z)
- self.assertFalse(hasattr(dup, 'y'))
+ self.assertNotHasAttr(dup, 'y')
check(eval(repr(od)))
update_test = OrderedDict()
update_test.update(od)
diff --git a/Lib/test/test_os.py b/Lib/test/test_os.py
index 333179a71e3..88b5b0e6e35 100644
--- a/Lib/test/test_os.py
+++ b/Lib/test/test_os.py
@@ -818,7 +818,7 @@ class StatAttributeTests(unittest.TestCase):
self.assertEqual(ctx.exception.errno, errno.EBADF)
def check_file_attributes(self, result):
- self.assertTrue(hasattr(result, 'st_file_attributes'))
+ self.assertHasAttr(result, 'st_file_attributes')
self.assertTrue(isinstance(result.st_file_attributes, int))
self.assertTrue(0 <= result.st_file_attributes <= 0xFFFFFFFF)
@@ -2181,7 +2181,7 @@ class GetRandomTests(unittest.TestCase):
self.assertEqual(empty, b'')
def test_getrandom_random(self):
- self.assertTrue(hasattr(os, 'GRND_RANDOM'))
+ self.assertHasAttr(os, 'GRND_RANDOM')
# Don't test os.getrandom(1, os.GRND_RANDOM) to not consume the rare
# resource /dev/random
@@ -5431,8 +5431,8 @@ class TestPEP519(unittest.TestCase):
def test_pathlike(self):
self.assertEqual('#feelthegil', self.fspath(FakePath('#feelthegil')))
- self.assertTrue(issubclass(FakePath, os.PathLike))
- self.assertTrue(isinstance(FakePath('x'), os.PathLike))
+ self.assertIsSubclass(FakePath, os.PathLike)
+ self.assertIsInstance(FakePath('x'), os.PathLike)
def test_garbage_in_exception_out(self):
vapor = type('blah', (), {})
@@ -5458,8 +5458,8 @@ class TestPEP519(unittest.TestCase):
# true on abstract implementation.
class A(os.PathLike):
pass
- self.assertFalse(issubclass(FakePath, A))
- self.assertTrue(issubclass(FakePath, os.PathLike))
+ self.assertNotIsSubclass(FakePath, A)
+ self.assertIsSubclass(FakePath, os.PathLike)
def test_pathlike_class_getitem(self):
self.assertIsInstance(os.PathLike[bytes], types.GenericAlias)
@@ -5469,7 +5469,7 @@ class TestPEP519(unittest.TestCase):
__slots__ = ()
def __fspath__(self):
return ''
- self.assertFalse(hasattr(A(), '__dict__'))
+ self.assertNotHasAttr(A(), '__dict__')
def test_fspath_set_to_None(self):
class Foo:
diff --git a/Lib/test/test_pathlib/test_pathlib.py b/Lib/test/test_pathlib/test_pathlib.py
index 37ef9fa1946..13356b4cfe0 100644
--- a/Lib/test/test_pathlib/test_pathlib.py
+++ b/Lib/test/test_pathlib/test_pathlib.py
@@ -77,8 +77,8 @@ def needs_symlinks(fn):
class UnsupportedOperationTest(unittest.TestCase):
def test_is_notimplemented(self):
- self.assertTrue(issubclass(pathlib.UnsupportedOperation, NotImplementedError))
- self.assertTrue(isinstance(pathlib.UnsupportedOperation(), NotImplementedError))
+ self.assertIsSubclass(pathlib.UnsupportedOperation, NotImplementedError)
+ self.assertIsInstance(pathlib.UnsupportedOperation(), NotImplementedError)
class LazyImportTest(unittest.TestCase):
@@ -300,8 +300,8 @@ class PurePathTest(unittest.TestCase):
clsname = p.__class__.__name__
r = repr(p)
# The repr() is in the form ClassName("forward-slashes path").
- self.assertTrue(r.startswith(clsname + '('), r)
- self.assertTrue(r.endswith(')'), r)
+ self.assertStartsWith(r, clsname + '(')
+ self.assertEndsWith(r, ')')
inner = r[len(clsname) + 1 : -1]
self.assertEqual(eval(inner), p.as_posix())
diff --git a/Lib/test/test_peepholer.py b/Lib/test/test_peepholer.py
index 47f51f1979f..0a9ba578673 100644
--- a/Lib/test/test_peepholer.py
+++ b/Lib/test/test_peepholer.py
@@ -316,7 +316,7 @@ class TestTranforms(BytecodeTestCase):
return -(1.0-1.0)
for instr in dis.get_instructions(negzero):
- self.assertFalse(instr.opname.startswith('UNARY_'))
+ self.assertNotStartsWith(instr.opname, 'UNARY_')
self.check_lnotab(negzero)
def test_constant_folding_binop(self):
diff --git a/Lib/test/test_peg_generator/test_c_parser.py b/Lib/test/test_peg_generator/test_c_parser.py
index 1095e7303c1..aa01a9b8f7e 100644
--- a/Lib/test/test_peg_generator/test_c_parser.py
+++ b/Lib/test/test_peg_generator/test_c_parser.py
@@ -387,10 +387,10 @@ class TestCParser(unittest.TestCase):
test_source = """
stmt = "with (\\n a as b,\\n c as d\\n): pass"
the_ast = parse.parse_string(stmt, mode=1)
- self.assertTrue(ast_dump(the_ast).startswith(
+ self.assertStartsWith(ast_dump(the_ast),
"Module(body=[With(items=[withitem(context_expr=Name(id='a', ctx=Load()), optional_vars=Name(id='b', ctx=Store())), "
"withitem(context_expr=Name(id='c', ctx=Load()), optional_vars=Name(id='d', ctx=Store()))]"
- ))
+ )
"""
self.run_test(grammar_source, test_source)
diff --git a/Lib/test/test_peg_generator/test_pegen.py b/Lib/test/test_peg_generator/test_pegen.py
index d8606521345..d912c558123 100644
--- a/Lib/test/test_peg_generator/test_pegen.py
+++ b/Lib/test/test_peg_generator/test_pegen.py
@@ -91,10 +91,8 @@ class TestPegen(unittest.TestCase):
"""
rules = parse_string(grammar, GrammarParser).rules
self.assertEqual(str(rules["start"]), "start: ','.thing+ NEWLINE")
- self.assertTrue(
- repr(rules["start"]).startswith(
- "Rule('start', None, Rhs([Alt([NamedItem(None, Gather(StringLeaf(\"','\"), NameLeaf('thing'"
- )
+ self.assertStartsWith(repr(rules["start"]),
+ "Rule('start', None, Rhs([Alt([NamedItem(None, Gather(StringLeaf(\"','\"), NameLeaf('thing'"
)
self.assertEqual(str(rules["thing"]), "thing: NUMBER")
parser_class = make_parser(grammar)
diff --git a/Lib/test/test_perf_profiler.py b/Lib/test/test_perf_profiler.py
index c176e505155..21d097dbb55 100644
--- a/Lib/test/test_perf_profiler.py
+++ b/Lib/test/test_perf_profiler.py
@@ -93,9 +93,7 @@ class TestPerfTrampoline(unittest.TestCase):
perf_line, f"Could not find {expected_symbol} in perf file"
)
perf_addr = perf_line.split(" ")[0]
- self.assertFalse(
- perf_addr.startswith("0x"), "Address should not be prefixed with 0x"
- )
+ self.assertNotStartsWith(perf_addr, "0x")
self.assertTrue(
set(perf_addr).issubset(string.hexdigits),
"Address should contain only hex characters",
diff --git a/Lib/test/test_pickle.py b/Lib/test/test_pickle.py
index 742ca8de1be..e2384b33345 100644
--- a/Lib/test/test_pickle.py
+++ b/Lib/test/test_pickle.py
@@ -611,10 +611,10 @@ class CompatPickleTests(unittest.TestCase):
with self.subTest(((module3, name3), (module2, name2))):
if (module2, name2) == ('exceptions', 'OSError'):
attr = getattribute(module3, name3)
- self.assertTrue(issubclass(attr, OSError))
+ self.assertIsSubclass(attr, OSError)
elif (module2, name2) == ('exceptions', 'ImportError'):
attr = getattribute(module3, name3)
- self.assertTrue(issubclass(attr, ImportError))
+ self.assertIsSubclass(attr, ImportError)
else:
module, name = mapping(module2, name2)
if module3[:1] != '_':
diff --git a/Lib/test/test_platform.py b/Lib/test/test_platform.py
index 3b673a47c8c..3688cc4267b 100644
--- a/Lib/test/test_platform.py
+++ b/Lib/test/test_platform.py
@@ -401,7 +401,7 @@ class PlatformTest(unittest.TestCase):
for v in version.split('.'):
int(v) # should not fail
if csd:
- self.assertTrue(csd.startswith('SP'), msg=csd)
+ self.assertStartsWith(csd, 'SP')
if ptype:
if os.cpu_count() > 1:
self.assertIn('Multiprocessor', ptype)
diff --git a/Lib/test/test_posix.py b/Lib/test/test_posix.py
index 0817d0a87a3..628920e34b5 100644
--- a/Lib/test/test_posix.py
+++ b/Lib/test/test_posix.py
@@ -1107,7 +1107,7 @@ class PosixTester(unittest.TestCase):
def _test_chflags_regular_file(self, chflags_func, target_file, **kwargs):
st = os.stat(target_file)
- self.assertTrue(hasattr(st, 'st_flags'))
+ self.assertHasAttr(st, 'st_flags')
# ZFS returns EOPNOTSUPP when attempting to set flag UF_IMMUTABLE.
flags = st.st_flags | stat.UF_IMMUTABLE
@@ -1143,7 +1143,7 @@ class PosixTester(unittest.TestCase):
def test_lchflags_symlink(self):
testfn_st = os.stat(os_helper.TESTFN)
- self.assertTrue(hasattr(testfn_st, 'st_flags'))
+ self.assertHasAttr(testfn_st, 'st_flags')
self.addCleanup(os_helper.unlink, _DUMMY_SYMLINK)
os.symlink(os_helper.TESTFN, _DUMMY_SYMLINK)
@@ -2218,12 +2218,12 @@ class TestPosixWeaklinking(unittest.TestCase):
def test_pwritev(self):
self._verify_available("HAVE_PWRITEV")
if self.mac_ver >= (10, 16):
- self.assertTrue(hasattr(os, "pwritev"), "os.pwritev is not available")
- self.assertTrue(hasattr(os, "preadv"), "os.readv is not available")
+ self.assertHasAttr(os, "pwritev")
+ self.assertHasAttr(os, "preadv")
else:
- self.assertFalse(hasattr(os, "pwritev"), "os.pwritev is available")
- self.assertFalse(hasattr(os, "preadv"), "os.readv is available")
+ self.assertNotHasAttr(os, "pwritev")
+ self.assertNotHasAttr(os, "preadv")
def test_stat(self):
self._verify_available("HAVE_FSTATAT")
diff --git a/Lib/test/test_property.py b/Lib/test/test_property.py
index cea241b0f20..26aefdbf042 100644
--- a/Lib/test/test_property.py
+++ b/Lib/test/test_property.py
@@ -87,8 +87,8 @@ class PropertyTests(unittest.TestCase):
self.assertEqual(base.spam, 10)
self.assertEqual(base._spam, 10)
delattr(base, "spam")
- self.assertTrue(not hasattr(base, "spam"))
- self.assertTrue(not hasattr(base, "_spam"))
+ self.assertNotHasAttr(base, "spam")
+ self.assertNotHasAttr(base, "_spam")
base.spam = 20
self.assertEqual(base.spam, 20)
self.assertEqual(base._spam, 20)
diff --git a/Lib/test/test_pulldom.py b/Lib/test/test_pulldom.py
index 6dc51e4371d..3c8ed251aca 100644
--- a/Lib/test/test_pulldom.py
+++ b/Lib/test/test_pulldom.py
@@ -46,7 +46,7 @@ class PullDOMTestCase(unittest.TestCase):
items = pulldom.parseString(SMALL_SAMPLE)
evt, node = next(items)
# Just check the node is a Document:
- self.assertTrue(hasattr(node, "createElement"))
+ self.assertHasAttr(node, "createElement")
self.assertEqual(pulldom.START_DOCUMENT, evt)
evt, node = next(items)
self.assertEqual(pulldom.START_ELEMENT, evt)
@@ -192,7 +192,7 @@ class ThoroughTestCase(unittest.TestCase):
evt, node = next(pd)
self.assertEqual(pulldom.START_DOCUMENT, evt)
# Just check the node is a Document:
- self.assertTrue(hasattr(node, "createElement"))
+ self.assertHasAttr(node, "createElement")
if before_root:
evt, node = next(pd)
diff --git a/Lib/test/test_pyclbr.py b/Lib/test/test_pyclbr.py
index df05cd07d7e..3e7b2cd0dc9 100644
--- a/Lib/test/test_pyclbr.py
+++ b/Lib/test/test_pyclbr.py
@@ -103,7 +103,7 @@ class PyclbrTest(TestCase):
for name, value in dict.items():
if name in ignore:
continue
- self.assertHasAttr(module, name, ignore)
+ self.assertHasAttr(module, name)
py_item = getattr(module, name)
if isinstance(value, pyclbr.Function):
self.assertIsInstance(py_item, (FunctionType, BuiltinFunctionType))
diff --git a/Lib/test/test_pydoc/test_pydoc.py b/Lib/test/test_pydoc/test_pydoc.py
index ac88b3c6f13..281b24eaa36 100644
--- a/Lib/test/test_pydoc/test_pydoc.py
+++ b/Lib/test/test_pydoc/test_pydoc.py
@@ -1380,7 +1380,7 @@ class PydocImportTest(PydocBaseTest):
helper('modules garbage')
result = help_io.getvalue()
- self.assertTrue(result.startswith(expected))
+ self.assertStartsWith(result, expected)
def test_importfile(self):
try:
diff --git a/Lib/test/test_random.py b/Lib/test/test_random.py
index 43957f525f1..bd76d636e4f 100644
--- a/Lib/test/test_random.py
+++ b/Lib/test/test_random.py
@@ -1415,27 +1415,27 @@ class CommandLineTest(unittest.TestCase):
def test_parse_args(self):
args, help_text = random._parse_args(shlex.split("--choice a b c"))
self.assertEqual(args.choice, ["a", "b", "c"])
- self.assertTrue(help_text.startswith("usage: "))
+ self.assertStartsWith(help_text, "usage: ")
args, help_text = random._parse_args(shlex.split("--integer 5"))
self.assertEqual(args.integer, 5)
- self.assertTrue(help_text.startswith("usage: "))
+ self.assertStartsWith(help_text, "usage: ")
args, help_text = random._parse_args(shlex.split("--float 2.5"))
self.assertEqual(args.float, 2.5)
- self.assertTrue(help_text.startswith("usage: "))
+ self.assertStartsWith(help_text, "usage: ")
args, help_text = random._parse_args(shlex.split("a b c"))
self.assertEqual(args.input, ["a", "b", "c"])
- self.assertTrue(help_text.startswith("usage: "))
+ self.assertStartsWith(help_text, "usage: ")
args, help_text = random._parse_args(shlex.split("5"))
self.assertEqual(args.input, ["5"])
- self.assertTrue(help_text.startswith("usage: "))
+ self.assertStartsWith(help_text, "usage: ")
args, help_text = random._parse_args(shlex.split("2.5"))
self.assertEqual(args.input, ["2.5"])
- self.assertTrue(help_text.startswith("usage: "))
+ self.assertStartsWith(help_text, "usage: ")
def test_main(self):
for command, expected in [
diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py
index f79a6149078..e9128ac1d97 100644
--- a/Lib/test/test_re.py
+++ b/Lib/test/test_re.py
@@ -2868,11 +2868,11 @@ class PatternReprTests(unittest.TestCase):
pattern = 'Very %spattern' % ('long ' * 1000)
r = repr(re.compile(pattern))
self.assertLess(len(r), 300)
- self.assertEqual(r[:30], "re.compile('Very long long lon")
+ self.assertStartsWith(r, "re.compile('Very long long lon")
r = repr(re.compile(pattern, re.I))
self.assertLess(len(r), 300)
- self.assertEqual(r[:30], "re.compile('Very long long lon")
- self.assertEqual(r[-16:], ", re.IGNORECASE)")
+ self.assertStartsWith(r, "re.compile('Very long long lon")
+ self.assertEndsWith(r, ", re.IGNORECASE)")
def test_flags_repr(self):
self.assertEqual(repr(re.I), "re.IGNORECASE")
@@ -2951,7 +2951,7 @@ class ImplementationTest(unittest.TestCase):
self.assertEqual(mod.__name__, name)
self.assertEqual(mod.__package__, '')
for attr in deprecated[name]:
- self.assertTrue(hasattr(mod, attr))
+ self.assertHasAttr(mod, attr)
del sys.modules[name]
@cpython_only
diff --git a/Lib/test/test_reprlib.py b/Lib/test/test_reprlib.py
index ffad35092f9..16623654c29 100644
--- a/Lib/test/test_reprlib.py
+++ b/Lib/test/test_reprlib.py
@@ -173,13 +173,13 @@ class ReprTests(unittest.TestCase):
eq(r(i3), ("<ClassWithFailingRepr instance at %#x>"%id(i3)))
s = r(ClassWithFailingRepr)
- self.assertTrue(s.startswith("<class "))
- self.assertTrue(s.endswith(">"))
+ self.assertStartsWith(s, "<class ")
+ self.assertEndsWith(s, ">")
self.assertIn(s.find("..."), [12, 13])
def test_lambda(self):
r = repr(lambda x: x)
- self.assertTrue(r.startswith("<function ReprTests.test_lambda.<locals>.<lambda"), r)
+ self.assertStartsWith(r, "<function ReprTests.test_lambda.<locals>.<lambda")
# XXX anonymous functions? see func_repr
def test_builtin_function(self):
@@ -187,8 +187,8 @@ class ReprTests(unittest.TestCase):
# Functions
eq(repr(hash), '<built-in function hash>')
# Methods
- self.assertTrue(repr(''.split).startswith(
- '<built-in method split of str object at 0x'))
+ self.assertStartsWith(repr(''.split),
+ '<built-in method split of str object at 0x')
def test_range(self):
eq = self.assertEqual
@@ -730,8 +730,8 @@ class baz:
importlib.invalidate_caches()
from areallylongpackageandmodulenametotestreprtruncation.areallylongpackageandmodulenametotestreprtruncation import baz
ibaz = baz.baz()
- self.assertTrue(repr(ibaz).startswith(
- "<%s.baz object at 0x" % baz.__name__))
+ self.assertStartsWith(repr(ibaz),
+ "<%s.baz object at 0x" % baz.__name__)
def test_method(self):
self._check_path_limitations('qux')
@@ -744,13 +744,13 @@ class aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
from areallylongpackageandmodulenametotestreprtruncation.areallylongpackageandmodulenametotestreprtruncation import qux
# Unbound methods first
r = repr(qux.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.amethod)
- self.assertTrue(r.startswith('<function aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.amethod'), r)
+ self.assertStartsWith(r, '<function aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.amethod')
# Bound method next
iqux = qux.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa()
r = repr(iqux.amethod)
- self.assertTrue(r.startswith(
+ self.assertStartsWith(r,
'<bound method aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa.amethod of <%s.aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa object at 0x' \
- % (qux.__name__,) ), r)
+ % (qux.__name__,) )
@unittest.skip('needs a built-in function with a really long name')
def test_builtin_function(self):
diff --git a/Lib/test/test_rlcompleter.py b/Lib/test/test_rlcompleter.py
index d403a0fe96b..a8914953ce9 100644
--- a/Lib/test/test_rlcompleter.py
+++ b/Lib/test/test_rlcompleter.py
@@ -88,7 +88,7 @@ class TestRlcompleter(unittest.TestCase):
['CompleteMe._ham'])
matches = self.completer.attr_matches('CompleteMe.__')
for x in matches:
- self.assertTrue(x.startswith('CompleteMe.__'), x)
+ self.assertStartsWith(x, 'CompleteMe.__')
self.assertIn('CompleteMe.__name__', matches)
self.assertIn('CompleteMe.__new__(', matches)
diff --git a/Lib/test/test_runpy.py b/Lib/test/test_runpy.py
index ada78ec8e6b..a2a07c04f58 100644
--- a/Lib/test/test_runpy.py
+++ b/Lib/test/test_runpy.py
@@ -796,7 +796,7 @@ class TestExit(unittest.TestCase):
# Use -E to ignore PYTHONSAFEPATH
cmd = [sys.executable, '-E', *cmd]
proc = subprocess.run(cmd, *args, **kwargs, text=True, stderr=subprocess.PIPE)
- self.assertTrue(proc.stderr.endswith("\nKeyboardInterrupt\n"), proc.stderr)
+ self.assertEndsWith(proc.stderr, "\nKeyboardInterrupt\n")
self.assertEqual(proc.returncode, self.EXPECTED_CODE)
def test_pymain_run_file(self):
diff --git a/Lib/test/test_scope.py b/Lib/test/test_scope.py
index 24a366efc6c..520fbc1b662 100644
--- a/Lib/test/test_scope.py
+++ b/Lib/test/test_scope.py
@@ -778,7 +778,7 @@ class ScopeTests(unittest.TestCase):
class X:
locals()["x"] = 43
del x
- self.assertFalse(hasattr(X, "x"))
+ self.assertNotHasAttr(X, "x")
self.assertEqual(x, 42)
@cpython_only
diff --git a/Lib/test/test_script_helper.py b/Lib/test/test_script_helper.py
index f7871fd3b77..eeea6c4842b 100644
--- a/Lib/test/test_script_helper.py
+++ b/Lib/test/test_script_helper.py
@@ -74,8 +74,7 @@ class TestScriptHelperEnvironment(unittest.TestCase):
"""Code coverage for interpreter_requires_environment()."""
def setUp(self):
- self.assertTrue(
- hasattr(script_helper, '__cached_interp_requires_environment'))
+ self.assertHasAttr(script_helper, '__cached_interp_requires_environment')
# Reset the private cached state.
script_helper.__dict__['__cached_interp_requires_environment'] = None
diff --git a/Lib/test/test_set.py b/Lib/test/test_set.py
index c01e323553d..c0df9507bd7 100644
--- a/Lib/test/test_set.py
+++ b/Lib/test/test_set.py
@@ -237,7 +237,7 @@ class TestJointOps:
if type(self.s) not in (set, frozenset):
self.assertEqual(self.s.x, dup.x)
self.assertEqual(self.s.z, dup.z)
- self.assertFalse(hasattr(self.s, 'y'))
+ self.assertNotHasAttr(self.s, 'y')
del self.s.x, self.s.z
def test_iterator_pickling(self):
@@ -876,8 +876,8 @@ class TestBasicOps:
def check_repr_against_values(self):
text = repr(self.set)
- self.assertTrue(text.startswith('{'))
- self.assertTrue(text.endswith('}'))
+ self.assertStartsWith(text, '{')
+ self.assertEndsWith(text, '}')
result = text[1:-1].split(', ')
result.sort()
diff --git a/Lib/test/test_shutil.py b/Lib/test/test_shutil.py
index 87991fbda4c..62c80aab4b3 100644
--- a/Lib/test/test_shutil.py
+++ b/Lib/test/test_shutil.py
@@ -427,12 +427,12 @@ class TestRmTree(BaseTest, unittest.TestCase):
else:
self.assertIs(func, os.listdir)
self.assertIn(arg, [TESTFN, self.child_dir_path])
- self.assertTrue(issubclass(exc[0], OSError))
+ self.assertIsSubclass(exc[0], OSError)
self.errorState += 1
else:
self.assertEqual(func, os.rmdir)
self.assertEqual(arg, TESTFN)
- self.assertTrue(issubclass(exc[0], OSError))
+ self.assertIsSubclass(exc[0], OSError)
self.errorState = 3
@unittest.skipIf(sys.platform[:6] == 'cygwin',
@@ -3479,7 +3479,7 @@ class PublicAPITests(unittest.TestCase):
"""Ensures that the correct values are exposed in the public API."""
def test_module_all_attribute(self):
- self.assertTrue(hasattr(shutil, '__all__'))
+ self.assertHasAttr(shutil, '__all__')
target_api = ['copyfileobj', 'copyfile', 'copymode', 'copystat',
'copy', 'copy2', 'copytree', 'move', 'rmtree', 'Error',
'SpecialFileError', 'make_archive',
diff --git a/Lib/test/test_site.py b/Lib/test/test_site.py
index a7e9241f44d..d0e32942635 100644
--- a/Lib/test/test_site.py
+++ b/Lib/test/test_site.py
@@ -307,8 +307,7 @@ class HelperFunctionsTests(unittest.TestCase):
with EnvironmentVarGuard() as environ:
environ['PYTHONUSERBASE'] = 'xoxo'
- self.assertTrue(site.getuserbase().startswith('xoxo'),
- site.getuserbase())
+ self.assertStartsWith(site.getuserbase(), 'xoxo')
@unittest.skipUnless(HAS_USER_SITE, 'need user site')
def test_getusersitepackages(self):
@@ -318,7 +317,7 @@ class HelperFunctionsTests(unittest.TestCase):
# the call sets USER_BASE *and* USER_SITE
self.assertEqual(site.USER_SITE, user_site)
- self.assertTrue(user_site.startswith(site.USER_BASE), user_site)
+ self.assertStartsWith(user_site, site.USER_BASE)
self.assertEqual(site.USER_BASE, site.getuserbase())
def test_getsitepackages(self):
@@ -359,11 +358,10 @@ class HelperFunctionsTests(unittest.TestCase):
environ.unset('PYTHONUSERBASE', 'APPDATA')
user_base = site.getuserbase()
- self.assertTrue(user_base.startswith('~' + os.sep),
- user_base)
+ self.assertStartsWith(user_base, '~' + os.sep)
user_site = site.getusersitepackages()
- self.assertTrue(user_site.startswith(user_base), user_site)
+ self.assertStartsWith(user_site, user_base)
with mock.patch('os.path.isdir', return_value=False) as mock_isdir, \
mock.patch.object(site, 'addsitedir') as mock_addsitedir, \
@@ -495,18 +493,18 @@ class ImportSideEffectTests(unittest.TestCase):
def test_setting_quit(self):
# 'quit' and 'exit' should be injected into builtins
- self.assertTrue(hasattr(builtins, "quit"))
- self.assertTrue(hasattr(builtins, "exit"))
+ self.assertHasAttr(builtins, "quit")
+ self.assertHasAttr(builtins, "exit")
def test_setting_copyright(self):
# 'copyright', 'credits', and 'license' should be in builtins
- self.assertTrue(hasattr(builtins, "copyright"))
- self.assertTrue(hasattr(builtins, "credits"))
- self.assertTrue(hasattr(builtins, "license"))
+ self.assertHasAttr(builtins, "copyright")
+ self.assertHasAttr(builtins, "credits")
+ self.assertHasAttr(builtins, "license")
def test_setting_help(self):
# 'help' should be set in builtins
- self.assertTrue(hasattr(builtins, "help"))
+ self.assertHasAttr(builtins, "help")
def test_sitecustomize_executed(self):
# If sitecustomize is available, it should have been imported.
diff --git a/Lib/test/test_socket.py b/Lib/test/test_socket.py
index 03c54151a22..3dd67b2a2ab 100644
--- a/Lib/test/test_socket.py
+++ b/Lib/test/test_socket.py
@@ -1085,9 +1085,7 @@ class GeneralModuleTests(unittest.TestCase):
'IPV6_USE_MIN_MTU',
}
for opt in opts:
- self.assertTrue(
- hasattr(socket, opt), f"Missing RFC3542 socket option '{opt}'"
- )
+ self.assertHasAttr(socket, opt)
def testHostnameRes(self):
# Testing hostname resolution mechanisms
@@ -1593,11 +1591,11 @@ class GeneralModuleTests(unittest.TestCase):
@unittest.skipUnless(os.name == "nt", "Windows specific")
def test_sock_ioctl(self):
- self.assertTrue(hasattr(socket.socket, 'ioctl'))
- self.assertTrue(hasattr(socket, 'SIO_RCVALL'))
- self.assertTrue(hasattr(socket, 'RCVALL_ON'))
- self.assertTrue(hasattr(socket, 'RCVALL_OFF'))
- self.assertTrue(hasattr(socket, 'SIO_KEEPALIVE_VALS'))
+ self.assertHasAttr(socket.socket, 'ioctl')
+ self.assertHasAttr(socket, 'SIO_RCVALL')
+ self.assertHasAttr(socket, 'RCVALL_ON')
+ self.assertHasAttr(socket, 'RCVALL_OFF')
+ self.assertHasAttr(socket, 'SIO_KEEPALIVE_VALS')
s = socket.socket()
self.addCleanup(s.close)
self.assertRaises(ValueError, s.ioctl, -1, None)
@@ -6082,10 +6080,10 @@ class UDPLITETimeoutTest(SocketUDPLITETest):
class TestExceptions(unittest.TestCase):
def testExceptionTree(self):
- self.assertTrue(issubclass(OSError, Exception))
- self.assertTrue(issubclass(socket.herror, OSError))
- self.assertTrue(issubclass(socket.gaierror, OSError))
- self.assertTrue(issubclass(socket.timeout, OSError))
+ self.assertIsSubclass(OSError, Exception)
+ self.assertIsSubclass(socket.herror, OSError)
+ self.assertIsSubclass(socket.gaierror, OSError)
+ self.assertIsSubclass(socket.timeout, OSError)
self.assertIs(socket.error, OSError)
self.assertIs(socket.timeout, TimeoutError)
diff --git a/Lib/test/test_source_encoding.py b/Lib/test/test_source_encoding.py
index 61b00778f83..1399f3fcd2d 100644
--- a/Lib/test/test_source_encoding.py
+++ b/Lib/test/test_source_encoding.py
@@ -145,8 +145,7 @@ class MiscSourceEncodingTest(unittest.TestCase):
compile(input, "<string>", "exec")
expected = "'ascii' codec can't decode byte 0xe2 in position 16: " \
"ordinal not in range(128)"
- self.assertTrue(c.exception.args[0].startswith(expected),
- msg=c.exception.args[0])
+ self.assertStartsWith(c.exception.args[0], expected)
def test_file_parse_error_multiline(self):
# gh96611:
diff --git a/Lib/test/test_ssl.py b/Lib/test/test_ssl.py
index 06460d6047c..2767a53d53c 100644
--- a/Lib/test/test_ssl.py
+++ b/Lib/test/test_ssl.py
@@ -539,9 +539,9 @@ class BasicSocketTests(unittest.TestCase):
openssl_ver = f"OpenSSL {major:d}.{minor:d}.{patch:d}"
else:
openssl_ver = f"OpenSSL {major:d}.{minor:d}.{fix:d}"
- self.assertTrue(
- s.startswith((openssl_ver, libressl_ver, "AWS-LC")),
- (s, t, hex(n))
+ self.assertStartsWith(
+ s, (openssl_ver, libressl_ver, "AWS-LC"),
+ (t, hex(n))
)
@support.cpython_only
@@ -1668,7 +1668,7 @@ class SSLErrorTests(unittest.TestCase):
regex = "(NO_START_LINE|UNSUPPORTED_PUBLIC_KEY_TYPE)"
self.assertRegex(cm.exception.reason, regex)
s = str(cm.exception)
- self.assertTrue("NO_START_LINE" in s, s)
+ self.assertIn("NO_START_LINE", s)
def test_subclass(self):
# Check that the appropriate SSLError subclass is raised
@@ -1683,7 +1683,7 @@ class SSLErrorTests(unittest.TestCase):
with self.assertRaises(ssl.SSLWantReadError) as cm:
c.do_handshake()
s = str(cm.exception)
- self.assertTrue(s.startswith("The operation did not complete (read)"), s)
+ self.assertStartsWith(s, "The operation did not complete (read)")
# For compatibility
self.assertEqual(cm.exception.errno, ssl.SSL_ERROR_WANT_READ)
diff --git a/Lib/test/test_stat.py b/Lib/test/test_stat.py
index 49013a4bcd8..5fd25d5012c 100644
--- a/Lib/test/test_stat.py
+++ b/Lib/test/test_stat.py
@@ -157,7 +157,7 @@ class TestFilemode:
os.chmod(TESTFN, 0o700)
st_mode, modestr = self.get_mode()
- self.assertEqual(modestr[:3], '-rw')
+ self.assertStartsWith(modestr, '-rw')
self.assertS_IS("REG", st_mode)
self.assertEqual(self.statmod.S_IFMT(st_mode),
self.statmod.S_IFREG)
@@ -256,7 +256,7 @@ class TestFilemode:
"FILE_ATTRIBUTE_* constants are Win32 specific")
def test_file_attribute_constants(self):
for key, value in sorted(self.file_attributes.items()):
- self.assertTrue(hasattr(self.statmod, key), key)
+ self.assertHasAttr(self.statmod, key)
modvalue = getattr(self.statmod, key)
self.assertEqual(value, modvalue, key)
@@ -314,7 +314,7 @@ class TestFilemode:
self.assertEqual(self.statmod.S_ISGID, 0o002000)
self.assertEqual(self.statmod.S_ISVTX, 0o001000)
- self.assertFalse(hasattr(self.statmod, "S_ISTXT"))
+ self.assertNotHasAttr(self.statmod, "S_ISTXT")
self.assertEqual(self.statmod.S_IREAD, self.statmod.S_IRUSR)
self.assertEqual(self.statmod.S_IWRITE, self.statmod.S_IWUSR)
self.assertEqual(self.statmod.S_IEXEC, self.statmod.S_IXUSR)
diff --git a/Lib/test/test_statistics.py b/Lib/test/test_statistics.py
index c69baa4bf4d..5980f939185 100644
--- a/Lib/test/test_statistics.py
+++ b/Lib/test/test_statistics.py
@@ -645,7 +645,7 @@ class TestNumericTestCase(unittest.TestCase):
def test_numerictestcase_is_testcase(self):
# Ensure that NumericTestCase actually is a TestCase.
- self.assertTrue(issubclass(NumericTestCase, unittest.TestCase))
+ self.assertIsSubclass(NumericTestCase, unittest.TestCase)
def test_error_msg_numeric(self):
# Test the error message generated for numeric comparisons.
@@ -683,32 +683,23 @@ class GlobalsTest(unittest.TestCase):
def test_meta(self):
# Test for the existence of metadata.
for meta in self.expected_metadata:
- self.assertTrue(hasattr(self.module, meta),
- "%s not present" % meta)
+ self.assertHasAttr(self.module, meta)
def test_check_all(self):
# Check everything in __all__ exists and is public.
module = self.module
for name in module.__all__:
# No private names in __all__:
- self.assertFalse(name.startswith("_"),
+ self.assertNotStartsWith(name, "_",
'private name "%s" in __all__' % name)
# And anything in __all__ must exist:
- self.assertTrue(hasattr(module, name),
- 'missing name "%s" in __all__' % name)
+ self.assertHasAttr(module, name)
class StatisticsErrorTest(unittest.TestCase):
def test_has_exception(self):
- errmsg = (
- "Expected StatisticsError to be a ValueError, but got a"
- " subclass of %r instead."
- )
- self.assertTrue(hasattr(statistics, 'StatisticsError'))
- self.assertTrue(
- issubclass(statistics.StatisticsError, ValueError),
- errmsg % statistics.StatisticsError.__base__
- )
+ self.assertHasAttr(statistics, 'StatisticsError')
+ self.assertIsSubclass(statistics.StatisticsError, ValueError)
# === Tests for private utility functions ===
diff --git a/Lib/test/test_structseq.py b/Lib/test/test_structseq.py
index d0bc0bd7b61..9622151143c 100644
--- a/Lib/test/test_structseq.py
+++ b/Lib/test/test_structseq.py
@@ -42,7 +42,7 @@ class StructSeqTest(unittest.TestCase):
# os.stat() gives a complicated struct sequence.
st = os.stat(__file__)
rep = repr(st)
- self.assertTrue(rep.startswith("os.stat_result"))
+ self.assertStartsWith(rep, "os.stat_result")
self.assertIn("st_mode=", rep)
self.assertIn("st_ino=", rep)
self.assertIn("st_dev=", rep)
@@ -307,7 +307,7 @@ class StructSeqTest(unittest.TestCase):
self.assertEqual(t5.tm_mon, 2)
# named invisible fields
- self.assertTrue(hasattr(t, 'tm_zone'), f"{t} has no attribute 'tm_zone'")
+ self.assertHasAttr(t, 'tm_zone')
with self.assertRaisesRegex(AttributeError, 'readonly attribute'):
t.tm_zone = 'some other zone'
self.assertEqual(t2.tm_zone, t.tm_zone)
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index ca35804fb36..f0e350c71f6 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -1178,7 +1178,7 @@ class ProcessTestCase(BaseTestCase):
self.assertEqual("line1\nline2\nline3\nline4\nline5\n", stdout)
# Python debug build push something like "[42442 refs]\n"
# to stderr at exit of subprocess.
- self.assertTrue(stderr.startswith("eline2\neline6\neline7\n"))
+ self.assertStartsWith(stderr, "eline2\neline6\neline7\n")
def test_universal_newlines_communicate_encodings(self):
# Check that universal newlines mode works for various encodings,
@@ -1510,7 +1510,7 @@ class ProcessTestCase(BaseTestCase):
"[sys.executable, '-c', 'print(\"Hello World!\")'])",
'assert retcode == 0'))
output = subprocess.check_output([sys.executable, '-c', code])
- self.assertTrue(output.startswith(b'Hello World!'), ascii(output))
+ self.assertStartsWith(output, b'Hello World!')
def test_handles_closed_on_exception(self):
# If CreateProcess exits with an error, ensure the
@@ -1835,8 +1835,8 @@ class RunFuncTestCase(BaseTestCase):
capture_output=True)
lines = cp.stderr.splitlines()
self.assertEqual(len(lines), 2, lines)
- self.assertTrue(lines[0].startswith(b"<string>:2: EncodingWarning: "))
- self.assertTrue(lines[1].startswith(b"<string>:3: EncodingWarning: "))
+ self.assertStartsWith(lines[0], b"<string>:2: EncodingWarning: ")
+ self.assertStartsWith(lines[1], b"<string>:3: EncodingWarning: ")
def _get_test_grp_name():
diff --git a/Lib/test/test_super.py b/Lib/test/test_super.py
index 5cef612a340..193c8b7d7f3 100644
--- a/Lib/test/test_super.py
+++ b/Lib/test/test_super.py
@@ -547,11 +547,11 @@ class TestSuper(unittest.TestCase):
self.assertEqual(s.__reduce__, e.__reduce__)
self.assertEqual(s.__reduce_ex__, e.__reduce_ex__)
self.assertEqual(s.__getstate__, e.__getstate__)
- self.assertFalse(hasattr(s, '__getnewargs__'))
- self.assertFalse(hasattr(s, '__getnewargs_ex__'))
- self.assertFalse(hasattr(s, '__setstate__'))
- self.assertFalse(hasattr(s, '__copy__'))
- self.assertFalse(hasattr(s, '__deepcopy__'))
+ self.assertNotHasAttr(s, '__getnewargs__')
+ self.assertNotHasAttr(s, '__getnewargs_ex__')
+ self.assertNotHasAttr(s, '__setstate__')
+ self.assertNotHasAttr(s, '__copy__')
+ self.assertNotHasAttr(s, '__deepcopy__')
def test_pickling(self):
e = E()
diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py
index 8446da03e36..e48a2464ee5 100644
--- a/Lib/test/test_support.py
+++ b/Lib/test/test_support.py
@@ -407,10 +407,10 @@ class TestSupport(unittest.TestCase):
with support.swap_attr(obj, "y", 5) as y:
self.assertEqual(obj.y, 5)
self.assertIsNone(y)
- self.assertFalse(hasattr(obj, 'y'))
+ self.assertNotHasAttr(obj, 'y')
with support.swap_attr(obj, "y", 5):
del obj.y
- self.assertFalse(hasattr(obj, 'y'))
+ self.assertNotHasAttr(obj, 'y')
def test_swap_item(self):
D = {"x":1}
diff --git a/Lib/test/test_sys.py b/Lib/test/test_sys.py
index fb1c8492a64..795d1ecbb59 100644
--- a/Lib/test/test_sys.py
+++ b/Lib/test/test_sys.py
@@ -57,7 +57,7 @@ class DisplayHookTest(unittest.TestCase):
dh(None)
self.assertEqual(out.getvalue(), "")
- self.assertTrue(not hasattr(builtins, "_"))
+ self.assertNotHasAttr(builtins, "_")
# sys.displayhook() requires arguments
self.assertRaises(TypeError, dh)
@@ -172,7 +172,7 @@ class ExceptHookTest(unittest.TestCase):
with support.captured_stderr() as err:
sys.__excepthook__(*sys.exc_info())
- self.assertTrue(err.getvalue().endswith("ValueError: 42\n"))
+ self.assertEndsWith(err.getvalue(), "ValueError: 42\n")
self.assertRaises(TypeError, sys.__excepthook__)
@@ -192,7 +192,7 @@ class ExceptHookTest(unittest.TestCase):
err = err.getvalue()
self.assertIn(""" File "b'bytes_filename'", line 123\n""", err)
self.assertIn(""" text\n""", err)
- self.assertTrue(err.endswith("SyntaxError: msg\n"))
+ self.assertEndsWith(err, "SyntaxError: msg\n")
def test_excepthook(self):
with test.support.captured_output("stderr") as stderr:
@@ -269,8 +269,7 @@ class SysModuleTest(unittest.TestCase):
rc, out, err = assert_python_failure('-c', code, **env_vars)
self.assertEqual(rc, 1)
self.assertEqual(out, b'')
- self.assertTrue(err.startswith(expected),
- "%s doesn't start with %s" % (ascii(err), ascii(expected)))
+ self.assertStartsWith(err, expected)
# test that stderr buffer is flushed before the exit message is written
# into stderr
@@ -437,7 +436,7 @@ class SysModuleTest(unittest.TestCase):
@unittest.skipUnless(hasattr(sys, "setdlopenflags"),
'test needs sys.setdlopenflags()')
def test_dlopenflags(self):
- self.assertTrue(hasattr(sys, "getdlopenflags"))
+ self.assertHasAttr(sys, "getdlopenflags")
self.assertRaises(TypeError, sys.getdlopenflags, 42)
oldflags = sys.getdlopenflags()
self.assertRaises(TypeError, sys.setdlopenflags)
@@ -623,8 +622,7 @@ class SysModuleTest(unittest.TestCase):
# And the next record must be for g456().
filename, lineno, funcname, sourceline = stack[i+1]
self.assertEqual(funcname, "g456")
- self.assertTrue((sourceline.startswith("if leave_g.wait(") or
- sourceline.startswith("g_raised.set()")))
+ self.assertStartsWith(sourceline, ("if leave_g.wait(", "g_raised.set()"))
finally:
# Reap the spawned thread.
leave_g.set()
@@ -860,7 +858,7 @@ class SysModuleTest(unittest.TestCase):
"hash_randomization", "isolated", "dev_mode", "utf8_mode",
"warn_default_encoding", "safe_path", "int_max_str_digits")
for attr in attrs:
- self.assertTrue(hasattr(sys.flags, attr), attr)
+ self.assertHasAttr(sys.flags, attr)
attr_type = bool if attr in ("dev_mode", "safe_path") else int
self.assertEqual(type(getattr(sys.flags, attr)), attr_type, attr)
self.assertTrue(repr(sys.flags))
@@ -1072,10 +1070,10 @@ class SysModuleTest(unittest.TestCase):
levels = {'alpha': 0xA, 'beta': 0xB, 'candidate': 0xC, 'final': 0xF}
- self.assertTrue(hasattr(sys.implementation, 'name'))
- self.assertTrue(hasattr(sys.implementation, 'version'))
- self.assertTrue(hasattr(sys.implementation, 'hexversion'))
- self.assertTrue(hasattr(sys.implementation, 'cache_tag'))
+ self.assertHasAttr(sys.implementation, 'name')
+ self.assertHasAttr(sys.implementation, 'version')
+ self.assertHasAttr(sys.implementation, 'hexversion')
+ self.assertHasAttr(sys.implementation, 'cache_tag')
version = sys.implementation.version
self.assertEqual(version[:2], (version.major, version.minor))
@@ -1419,7 +1417,7 @@ class UnraisableHookTest(unittest.TestCase):
else:
self.assertIn("ValueError", report)
self.assertIn("del is broken", report)
- self.assertTrue(report.endswith("\n"))
+ self.assertEndsWith(report, "\n")
def test_original_unraisablehook_exception_qualname(self):
# See bpo-41031, bpo-45083.
diff --git a/Lib/test/test_sysconfig.py b/Lib/test/test_sysconfig.py
index 963cf753ce6..d30f69ded66 100644
--- a/Lib/test/test_sysconfig.py
+++ b/Lib/test/test_sysconfig.py
@@ -186,7 +186,7 @@ class TestSysConfig(unittest.TestCase, VirtualEnvironmentMixin):
# The include directory on POSIX isn't exactly the same as before,
# but it is "within"
sysconfig_includedir = sysconfig.get_path('include', scheme='posix_venv', vars=vars)
- self.assertTrue(sysconfig_includedir.startswith(incpath + os.sep))
+ self.assertStartsWith(sysconfig_includedir, incpath + os.sep)
def test_nt_venv_scheme(self):
# The following directories were hardcoded in the venv module
@@ -569,8 +569,7 @@ class TestSysConfig(unittest.TestCase, VirtualEnvironmentMixin):
expected_suffixes = 'i386-linux-gnu.so', 'x86_64-linux-gnux32.so', 'i386-linux-musl.so'
else: # 8 byte pointer size
expected_suffixes = 'x86_64-linux-gnu.so', 'x86_64-linux-musl.so'
- self.assertTrue(suffix.endswith(expected_suffixes),
- f'unexpected suffix {suffix!r}')
+ self.assertEndsWith(suffix, expected_suffixes)
@unittest.skipUnless(sys.platform == 'android', 'Android-specific test')
def test_android_ext_suffix(self):
@@ -582,13 +581,12 @@ class TestSysConfig(unittest.TestCase, VirtualEnvironmentMixin):
"aarch64": "aarch64-linux-android",
"armv7l": "arm-linux-androideabi",
}[machine]
- self.assertTrue(suffix.endswith(f"-{expected_triplet}.so"),
- f"{machine=}, {suffix=}")
+ self.assertEndsWith(suffix, f"-{expected_triplet}.so")
@unittest.skipUnless(sys.platform == 'darwin', 'OS X-specific test')
def test_osx_ext_suffix(self):
suffix = sysconfig.get_config_var('EXT_SUFFIX')
- self.assertTrue(suffix.endswith('-darwin.so'), suffix)
+ self.assertEndsWith(suffix, '-darwin.so')
def test_always_set_py_debug(self):
self.assertIn('Py_DEBUG', sysconfig.get_config_vars())
diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
index 2018a20afd1..cf218a2bf14 100644
--- a/Lib/test/test_tarfile.py
+++ b/Lib/test/test_tarfile.py
@@ -1650,7 +1650,7 @@ class WriteTest(WriteTestBase, unittest.TestCase):
try:
for t in tar:
if t.name != ".":
- self.assertTrue(t.name.startswith("./"), t.name)
+ self.assertStartsWith(t.name, "./")
finally:
tar.close()
diff --git a/Lib/test/test_tempfile.py b/Lib/test/test_tempfile.py
index d46d3c0f040..52b13b98cbc 100644
--- a/Lib/test/test_tempfile.py
+++ b/Lib/test/test_tempfile.py
@@ -516,11 +516,11 @@ class TestMkstempInner(TestBadTempdir, BaseTestCase):
_mock_candidate_names('aaa', 'aaa', 'bbb'):
(fd1, name1) = self.make_temp()
os.close(fd1)
- self.assertTrue(name1.endswith('aaa'))
+ self.assertEndsWith(name1, 'aaa')
(fd2, name2) = self.make_temp()
os.close(fd2)
- self.assertTrue(name2.endswith('bbb'))
+ self.assertEndsWith(name2, 'bbb')
def test_collision_with_existing_directory(self):
# _mkstemp_inner tries another name when a directory with
@@ -528,11 +528,11 @@ class TestMkstempInner(TestBadTempdir, BaseTestCase):
with _inside_empty_temp_dir(), \
_mock_candidate_names('aaa', 'aaa', 'bbb'):
dir = tempfile.mkdtemp()
- self.assertTrue(dir.endswith('aaa'))
+ self.assertEndsWith(dir, 'aaa')
(fd, name) = self.make_temp()
os.close(fd)
- self.assertTrue(name.endswith('bbb'))
+ self.assertEndsWith(name, 'bbb')
class TestGetTempPrefix(BaseTestCase):
@@ -828,9 +828,9 @@ class TestMkdtemp(TestBadTempdir, BaseTestCase):
_mock_candidate_names('aaa', 'aaa', 'bbb'):
file = tempfile.NamedTemporaryFile(delete=False)
file.close()
- self.assertTrue(file.name.endswith('aaa'))
+ self.assertEndsWith(file.name, 'aaa')
dir = tempfile.mkdtemp()
- self.assertTrue(dir.endswith('bbb'))
+ self.assertEndsWith(dir, 'bbb')
def test_collision_with_existing_directory(self):
# mkdtemp tries another name when a directory with
@@ -838,9 +838,9 @@ class TestMkdtemp(TestBadTempdir, BaseTestCase):
with _inside_empty_temp_dir(), \
_mock_candidate_names('aaa', 'aaa', 'bbb'):
dir1 = tempfile.mkdtemp()
- self.assertTrue(dir1.endswith('aaa'))
+ self.assertEndsWith(dir1, 'aaa')
dir2 = tempfile.mkdtemp()
- self.assertTrue(dir2.endswith('bbb'))
+ self.assertEndsWith(dir2, 'bbb')
def test_for_tempdir_is_bytes_issue40701_api_warts(self):
orig_tempdir = tempfile.tempdir
diff --git a/Lib/test/test_termios.py b/Lib/test/test_termios.py
index e5d11cf84d2..ce8392a6ccd 100644
--- a/Lib/test/test_termios.py
+++ b/Lib/test/test_termios.py
@@ -290,8 +290,8 @@ class TestModule(unittest.TestCase):
self.assertGreaterEqual(value, 0)
def test_exception(self):
- self.assertTrue(issubclass(termios.error, Exception))
- self.assertFalse(issubclass(termios.error, OSError))
+ self.assertIsSubclass(termios.error, Exception)
+ self.assertNotIsSubclass(termios.error, OSError)
if __name__ == '__main__':
diff --git a/Lib/test/test_time.py b/Lib/test/test_time.py
index d06f65270ef..5312faa5077 100644
--- a/Lib/test/test_time.py
+++ b/Lib/test/test_time.py
@@ -761,17 +761,17 @@ class TestPytime(unittest.TestCase):
# Get the localtime and examine it for the offset and zone.
lt = time.localtime()
- self.assertTrue(hasattr(lt, "tm_gmtoff"))
- self.assertTrue(hasattr(lt, "tm_zone"))
+ self.assertHasAttr(lt, "tm_gmtoff")
+ self.assertHasAttr(lt, "tm_zone")
# See if the offset and zone are similar to the module
# attributes.
if lt.tm_gmtoff is None:
- self.assertTrue(not hasattr(time, "timezone"))
+ self.assertNotHasAttr(time, "timezone")
else:
self.assertEqual(lt.tm_gmtoff, -[time.timezone, time.altzone][lt.tm_isdst])
if lt.tm_zone is None:
- self.assertTrue(not hasattr(time, "tzname"))
+ self.assertNotHasAttr(time, "tzname")
else:
self.assertEqual(lt.tm_zone, time.tzname[lt.tm_isdst])
@@ -1184,11 +1184,11 @@ class TestTimeWeaklinking(unittest.TestCase):
if mac_ver >= (10, 12):
for name in clock_names:
- self.assertTrue(hasattr(time, name), f"time.{name} is not available")
+ self.assertHasAttr(time, name)
else:
for name in clock_names:
- self.assertFalse(hasattr(time, name), f"time.{name} is available")
+ self.assertNotHasAttr(time, name)
if __name__ == "__main__":
diff --git a/Lib/test/test_timeit.py b/Lib/test/test_timeit.py
index f5ae0a84eb3..2aeebea9f93 100644
--- a/Lib/test/test_timeit.py
+++ b/Lib/test/test_timeit.py
@@ -222,8 +222,8 @@ class TestTimeit(unittest.TestCase):
def assert_exc_string(self, exc_string, expected_exc_name):
exc_lines = exc_string.splitlines()
self.assertGreater(len(exc_lines), 2)
- self.assertTrue(exc_lines[0].startswith('Traceback'))
- self.assertTrue(exc_lines[-1].startswith(expected_exc_name))
+ self.assertStartsWith(exc_lines[0], 'Traceback')
+ self.assertStartsWith(exc_lines[-1], expected_exc_name)
def test_print_exc(self):
s = io.StringIO()
diff --git a/Lib/test/test_tkinter/support.py b/Lib/test/test_tkinter/support.py
index ebb9e00ff91..46b01e6f131 100644
--- a/Lib/test/test_tkinter/support.py
+++ b/Lib/test/test_tkinter/support.py
@@ -58,7 +58,7 @@ class AbstractDefaultRootTest:
destroy_default_root()
tkinter.NoDefaultRoot()
self.assertRaises(RuntimeError, constructor)
- self.assertFalse(hasattr(tkinter, '_default_root'))
+ self.assertNotHasAttr(tkinter, '_default_root')
def destroy_default_root():
diff --git a/Lib/test/test_tkinter/test_misc.py b/Lib/test/test_tkinter/test_misc.py
index 96ea3f0117c..0c76e07066f 100644
--- a/Lib/test/test_tkinter/test_misc.py
+++ b/Lib/test/test_tkinter/test_misc.py
@@ -497,7 +497,7 @@ class MiscTest(AbstractTkTest, unittest.TestCase):
self.assertEqual(vi.serial, 0)
else:
self.assertEqual(vi.micro, 0)
- self.assertTrue(str(vi).startswith(f'{vi.major}.{vi.minor}'))
+ self.assertStartsWith(str(vi), f'{vi.major}.{vi.minor}')
def test_embedded_null(self):
widget = tkinter.Entry(self.root)
@@ -609,7 +609,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIsInstance(e.serial, int)
self.assertEqual(e.time, '??')
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.num, '??')
self.assertEqual(e.state, '??')
self.assertEqual(e.char, '??')
@@ -642,7 +642,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIsInstance(e.serial, int)
self.assertEqual(e.time, '??')
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.num, '??')
self.assertEqual(e.state, '??')
self.assertEqual(e.char, '??')
@@ -676,7 +676,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIsInstance(e.serial, int)
self.assertEqual(e.time, 0)
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.num, '??')
self.assertIsInstance(e.state, int)
self.assertNotEqual(e.state, 0)
@@ -747,7 +747,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIsInstance(e.serial, int)
self.assertEqual(e.time, 0)
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.num, 1)
self.assertEqual(e.state, 0)
self.assertEqual(e.char, '??')
@@ -781,7 +781,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIsInstance(e.serial, int)
self.assertEqual(e.time, 0)
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.num, '??')
self.assertEqual(e.state, 0x100)
self.assertEqual(e.char, '??')
@@ -814,7 +814,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIs(e.widget, f)
self.assertIsInstance(e.serial, int)
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.time, 0)
self.assertEqual(e.num, '??')
self.assertEqual(e.state, 0)
@@ -849,7 +849,7 @@ class EventTest(AbstractTkTest, unittest.TestCase):
self.assertIsInstance(e.serial, int)
self.assertEqual(e.time, 0)
self.assertIs(e.send_event, False)
- self.assertFalse(hasattr(e, 'focus'))
+ self.assertNotHasAttr(e, 'focus')
self.assertEqual(e.num, '??')
self.assertEqual(e.state, 0)
self.assertEqual(e.char, '??')
@@ -1308,17 +1308,17 @@ class DefaultRootTest(AbstractDefaultRootTest, unittest.TestCase):
self.assertIs(tkinter._default_root, root)
tkinter.NoDefaultRoot()
self.assertIs(tkinter._support_default_root, False)
- self.assertFalse(hasattr(tkinter, '_default_root'))
+ self.assertNotHasAttr(tkinter, '_default_root')
# repeated call is no-op
tkinter.NoDefaultRoot()
self.assertIs(tkinter._support_default_root, False)
- self.assertFalse(hasattr(tkinter, '_default_root'))
+ self.assertNotHasAttr(tkinter, '_default_root')
root.destroy()
self.assertIs(tkinter._support_default_root, False)
- self.assertFalse(hasattr(tkinter, '_default_root'))
+ self.assertNotHasAttr(tkinter, '_default_root')
root = tkinter.Tk()
self.assertIs(tkinter._support_default_root, False)
- self.assertFalse(hasattr(tkinter, '_default_root'))
+ self.assertNotHasAttr(tkinter, '_default_root')
root.destroy()
def test_getboolean(self):
diff --git a/Lib/test/test_type_comments.py b/Lib/test/test_type_comments.py
index ee8939f62d0..c40c45594f4 100644
--- a/Lib/test/test_type_comments.py
+++ b/Lib/test/test_type_comments.py
@@ -344,7 +344,7 @@ class TypeCommentTests(unittest.TestCase):
todo = set(t.name[1:])
self.assertEqual(len(t.args.args) + len(t.args.posonlyargs),
len(todo) - bool(t.args.vararg) - bool(t.args.kwarg))
- self.assertTrue(t.name.startswith('f'), t.name)
+ self.assertStartsWith(t.name, 'f')
for index, c in enumerate(t.name[1:]):
todo.remove(c)
if c == 'v':
diff --git a/Lib/test/test_types.py b/Lib/test/test_types.py
index 3552b6b4ef8..3097c7ddf05 100644
--- a/Lib/test/test_types.py
+++ b/Lib/test/test_types.py
@@ -827,15 +827,15 @@ class UnionTests(unittest.TestCase):
self.assertIsInstance(True, x)
self.assertIsInstance('a', x)
self.assertNotIsInstance(None, x)
- self.assertTrue(issubclass(int, x))
- self.assertTrue(issubclass(bool, x))
- self.assertTrue(issubclass(str, x))
- self.assertFalse(issubclass(type(None), x))
+ self.assertIsSubclass(int, x)
+ self.assertIsSubclass(bool, x)
+ self.assertIsSubclass(str, x)
+ self.assertNotIsSubclass(type(None), x)
for x in (int | None, typing.Union[int, None]):
with self.subTest(x=x):
self.assertIsInstance(None, x)
- self.assertTrue(issubclass(type(None), x))
+ self.assertIsSubclass(type(None), x)
for x in (
int | collections.abc.Mapping,
@@ -844,8 +844,8 @@ class UnionTests(unittest.TestCase):
with self.subTest(x=x):
self.assertIsInstance({}, x)
self.assertNotIsInstance((), x)
- self.assertTrue(issubclass(dict, x))
- self.assertFalse(issubclass(list, x))
+ self.assertIsSubclass(dict, x)
+ self.assertNotIsSubclass(list, x)
def test_instancecheck_and_subclasscheck_order(self):
T = typing.TypeVar('T')
@@ -857,7 +857,7 @@ class UnionTests(unittest.TestCase):
for x in will_resolve:
with self.subTest(x=x):
self.assertIsInstance(1, x)
- self.assertTrue(issubclass(int, x))
+ self.assertIsSubclass(int, x)
wont_resolve = (
T | int,
@@ -890,7 +890,7 @@ class UnionTests(unittest.TestCase):
def __subclasscheck__(cls, sub):
1/0
x = int | BadMeta('A', (), {})
- self.assertTrue(issubclass(int, x))
+ self.assertIsSubclass(int, x)
self.assertRaises(ZeroDivisionError, issubclass, list, x)
def test_or_type_operator_with_TypeVar(self):
@@ -1399,7 +1399,7 @@ class ClassCreationTests(unittest.TestCase):
def test_new_class_subclass(self):
C = types.new_class("C", (int,))
- self.assertTrue(issubclass(C, int))
+ self.assertIsSubclass(C, int)
def test_new_class_meta(self):
Meta = self.Meta
@@ -1444,7 +1444,7 @@ class ClassCreationTests(unittest.TestCase):
bases=(int,),
kwds=dict(metaclass=Meta, z=2),
exec_body=func)
- self.assertTrue(issubclass(C, int))
+ self.assertIsSubclass(C, int)
self.assertIsInstance(C, Meta)
self.assertEqual(C.x, 0)
self.assertEqual(C.y, 1)
diff --git a/Lib/test/test_unittest/test_case.py b/Lib/test/test_unittest/test_case.py
index a04af55f3fc..d66cab146af 100644
--- a/Lib/test/test_unittest/test_case.py
+++ b/Lib/test/test_unittest/test_case.py
@@ -1989,7 +1989,7 @@ test case
pass
self.assertIsNone(value)
- def testAssertStartswith(self):
+ def testAssertStartsWith(self):
self.assertStartsWith('ababahalamaha', 'ababa')
self.assertStartsWith('ababahalamaha', ('x', 'ababa', 'y'))
self.assertStartsWith(UserString('ababahalamaha'), 'ababa')
@@ -2034,7 +2034,7 @@ test case
self.assertStartsWith('ababahalamaha', 'amaha', msg='abracadabra')
self.assertIn('ababahalamaha', str(cm.exception))
- def testAssertNotStartswith(self):
+ def testAssertNotStartsWith(self):
self.assertNotStartsWith('ababahalamaha', 'amaha')
self.assertNotStartsWith('ababahalamaha', ('x', 'amaha', 'y'))
self.assertNotStartsWith(UserString('ababahalamaha'), 'amaha')
@@ -2079,7 +2079,7 @@ test case
self.assertNotStartsWith('ababahalamaha', 'ababa', msg='abracadabra')
self.assertIn('ababahalamaha', str(cm.exception))
- def testAssertEndswith(self):
+ def testAssertEndsWith(self):
self.assertEndsWith('ababahalamaha', 'amaha')
self.assertEndsWith('ababahalamaha', ('x', 'amaha', 'y'))
self.assertEndsWith(UserString('ababahalamaha'), 'amaha')
@@ -2124,7 +2124,7 @@ test case
self.assertEndsWith('ababahalamaha', 'ababa', msg='abracadabra')
self.assertIn('ababahalamaha', str(cm.exception))
- def testAssertNotEndswith(self):
+ def testAssertNotEndsWith(self):
self.assertNotEndsWith('ababahalamaha', 'ababa')
self.assertNotEndsWith('ababahalamaha', ('x', 'ababa', 'y'))
self.assertNotEndsWith(UserString('ababahalamaha'), 'ababa')
diff --git a/Lib/test/test_userdict.py b/Lib/test/test_userdict.py
index ace84ef564d..75de9ea252d 100644
--- a/Lib/test/test_userdict.py
+++ b/Lib/test/test_userdict.py
@@ -166,7 +166,7 @@ class UserDictTest(mapping_tests.TestHashMappingProtocol):
def test_missing(self):
# Make sure UserDict doesn't have a __missing__ method
- self.assertEqual(hasattr(collections.UserDict, "__missing__"), False)
+ self.assertNotHasAttr(collections.UserDict, "__missing__")
# Test several cases:
# (D) subclass defines __missing__ method returning a value
# (E) subclass defines __missing__ method raising RuntimeError
diff --git a/Lib/test/test_venv.py b/Lib/test/test_venv.py
index adc86a49b06..12c30e178ae 100644
--- a/Lib/test/test_venv.py
+++ b/Lib/test/test_venv.py
@@ -774,7 +774,7 @@ class BasicTest(BaseTest):
with open(script_path, 'rb') as script:
for i, line in enumerate(script, 1):
error_message = f"CR LF found in line {i}"
- self.assertFalse(line.endswith(b'\r\n'), error_message)
+ self.assertNotEndsWith(line, b'\r\n', error_message)
@requireVenvCreate
def test_scm_ignore_files_git(self):
@@ -978,7 +978,7 @@ class EnsurePipTest(BaseTest):
self.assertEqual(err, "")
out = out.decode("latin-1") # Force to text, prevent decoding errors
expected_version = "pip {}".format(ensurepip.version())
- self.assertEqual(out[:len(expected_version)], expected_version)
+ self.assertStartsWith(out, expected_version)
env_dir = os.fsencode(self.env_dir).decode("latin-1")
self.assertIn(env_dir, out)
diff --git a/Lib/test/test_warnings/__init__.py b/Lib/test/test_warnings/__init__.py
index 05710c46934..5c3b1250ceb 100644
--- a/Lib/test/test_warnings/__init__.py
+++ b/Lib/test/test_warnings/__init__.py
@@ -102,7 +102,7 @@ class PublicAPITests(BaseTest):
"""
def test_module_all_attribute(self):
- self.assertTrue(hasattr(self.module, '__all__'))
+ self.assertHasAttr(self.module, '__all__')
target_api = ["warn", "warn_explicit", "showwarning",
"formatwarning", "filterwarnings", "simplefilter",
"resetwarnings", "catch_warnings", "deprecated"]
@@ -735,7 +735,7 @@ class CWarnTests(WarnTests, unittest.TestCase):
# test.import_helper.import_fresh_module utility function
def test_accelerated(self):
self.assertIsNot(original_warnings, self.module)
- self.assertFalse(hasattr(self.module.warn, '__code__'))
+ self.assertNotHasAttr(self.module.warn, '__code__')
class PyWarnTests(WarnTests, unittest.TestCase):
module = py_warnings
@@ -744,7 +744,7 @@ class PyWarnTests(WarnTests, unittest.TestCase):
# test.import_helper.import_fresh_module utility function
def test_pure_python(self):
self.assertIsNot(original_warnings, self.module)
- self.assertTrue(hasattr(self.module.warn, '__code__'))
+ self.assertHasAttr(self.module.warn, '__code__')
class WCmdLineTests(BaseTest):
@@ -1528,12 +1528,12 @@ a=A()
# (_warnings will try to import it)
code = "f = open(%a)" % __file__
rc, out, err = assert_python_ok("-Wd", "-c", code)
- self.assertTrue(err.startswith(expected), ascii(err))
+ self.assertStartsWith(err, expected)
# import the warnings module
code = "import warnings; f = open(%a)" % __file__
rc, out, err = assert_python_ok("-Wd", "-c", code)
- self.assertTrue(err.startswith(expected), ascii(err))
+ self.assertStartsWith(err, expected)
class AsyncTests(BaseTest):
diff --git a/Lib/test/test_weakref.py b/Lib/test/test_weakref.py
index 4faad6629fe..4c7c900eb56 100644
--- a/Lib/test/test_weakref.py
+++ b/Lib/test/test_weakref.py
@@ -432,7 +432,7 @@ class ReferencesTestCase(TestBase):
self.assertEqual(proxy.foo, 2,
"proxy does not reflect attribute modification")
del o.foo
- self.assertFalse(hasattr(proxy, 'foo'),
+ self.assertNotHasAttr(proxy, 'foo',
"proxy does not reflect attribute removal")
proxy.foo = 1
@@ -442,7 +442,7 @@ class ReferencesTestCase(TestBase):
self.assertEqual(o.foo, 2,
"object does not reflect attribute modification via proxy")
del proxy.foo
- self.assertFalse(hasattr(o, 'foo'),
+ self.assertNotHasAttr(o, 'foo',
"object does not reflect attribute removal via proxy")
def test_proxy_deletion(self):
@@ -1108,7 +1108,7 @@ class SubclassableWeakrefTestCase(TestBase):
self.assertEqual(r.slot1, "abc")
self.assertEqual(r.slot2, "def")
self.assertEqual(r.meth(), "abcdef")
- self.assertFalse(hasattr(r, "__dict__"))
+ self.assertNotHasAttr(r, "__dict__")
def test_subclass_refs_with_cycle(self):
"""Confirm https://bugs.python.org/issue3100 is fixed."""
diff --git a/Lib/test/test_weakset.py b/Lib/test/test_weakset.py
index 76e8e5c8ab7..c1e4f9c8366 100644
--- a/Lib/test/test_weakset.py
+++ b/Lib/test/test_weakset.py
@@ -466,7 +466,7 @@ class TestWeakSet(unittest.TestCase):
self.assertIsNot(dup, s)
self.assertIs(dup.x, s.x)
self.assertIs(dup.z, s.z)
- self.assertFalse(hasattr(dup, 'y'))
+ self.assertNotHasAttr(dup, 'y')
dup = copy.deepcopy(s)
self.assertIsInstance(dup, cls)
@@ -476,7 +476,7 @@ class TestWeakSet(unittest.TestCase):
self.assertIsNot(dup.x, s.x)
self.assertEqual(dup.z, s.z)
self.assertIsNot(dup.z, s.z)
- self.assertFalse(hasattr(dup, 'y'))
+ self.assertNotHasAttr(dup, 'y')
if __name__ == "__main__":
diff --git a/Lib/test/test_winconsoleio.py b/Lib/test/test_winconsoleio.py
index d9076e77c15..1bae884ed9a 100644
--- a/Lib/test/test_winconsoleio.py
+++ b/Lib/test/test_winconsoleio.py
@@ -17,9 +17,9 @@ ConIO = io._WindowsConsoleIO
class WindowsConsoleIOTests(unittest.TestCase):
def test_abc(self):
- self.assertTrue(issubclass(ConIO, io.RawIOBase))
- self.assertFalse(issubclass(ConIO, io.BufferedIOBase))
- self.assertFalse(issubclass(ConIO, io.TextIOBase))
+ self.assertIsSubclass(ConIO, io.RawIOBase)
+ self.assertNotIsSubclass(ConIO, io.BufferedIOBase)
+ self.assertNotIsSubclass(ConIO, io.TextIOBase)
def test_open_fd(self):
self.assertRaisesRegex(ValueError,
diff --git a/Lib/test/test_with.py b/Lib/test/test_with.py
index fd7abd1782e..f16611b29a2 100644
--- a/Lib/test/test_with.py
+++ b/Lib/test/test_with.py
@@ -679,7 +679,7 @@ class AssignmentTargetTestCase(unittest.TestCase):
class C: pass
blah = C()
with mock_contextmanager_generator() as blah.foo:
- self.assertEqual(hasattr(blah, "foo"), True)
+ self.assertHasAttr(blah, "foo")
def testMultipleComplexTargets(self):
class C:
diff --git a/Lib/test/test_wmi.py b/Lib/test/test_wmi.py
index ac7c9cb3a5a..90eb40439d4 100644
--- a/Lib/test/test_wmi.py
+++ b/Lib/test/test_wmi.py
@@ -70,8 +70,8 @@ class WmiTests(unittest.TestCase):
def test_wmi_query_multiple_rows(self):
# Multiple instances should have an extra null separator
r = wmi_exec_query("SELECT ProcessId FROM Win32_Process WHERE ProcessId < 1000")
- self.assertFalse(r.startswith("\0"), r)
- self.assertFalse(r.endswith("\0"), r)
+ self.assertNotStartsWith(r, "\0")
+ self.assertNotEndsWith(r, "\0")
it = iter(r.split("\0"))
try:
while True:
diff --git a/Lib/test/test_wsgiref.py b/Lib/test/test_wsgiref.py
index b047f7b06f8..e04a4d2c221 100644
--- a/Lib/test/test_wsgiref.py
+++ b/Lib/test/test_wsgiref.py
@@ -149,9 +149,9 @@ class IntegrationTests(TestCase):
start_response("200 OK", ('Content-Type','text/plain'))
return ["Hello, world!"]
out, err = run_amock(validator(bad_app))
- self.assertTrue(out.endswith(
+ self.assertEndsWith(out,
b"A server error occurred. Please contact the administrator."
- ))
+ )
self.assertEqual(
err.splitlines()[-2],
"AssertionError: Headers (('Content-Type', 'text/plain')) must"
@@ -174,9 +174,9 @@ class IntegrationTests(TestCase):
for status, exc_message in tests:
with self.subTest(status=status):
out, err = run_amock(create_bad_app(status))
- self.assertTrue(out.endswith(
+ self.assertEndsWith(out,
b"A server error occurred. Please contact the administrator."
- ))
+ )
self.assertEqual(err.splitlines()[-2], exc_message)
def test_wsgi_input(self):
@@ -185,9 +185,9 @@ class IntegrationTests(TestCase):
s("200 OK", [("Content-Type", "text/plain; charset=utf-8")])
return [b"data"]
out, err = run_amock(validator(bad_app))
- self.assertTrue(out.endswith(
+ self.assertEndsWith(out,
b"A server error occurred. Please contact the administrator."
- ))
+ )
self.assertEqual(
err.splitlines()[-2], "AssertionError"
)
@@ -200,7 +200,7 @@ class IntegrationTests(TestCase):
])
return [b"data"]
out, err = run_amock(validator(app))
- self.assertTrue(err.endswith('"GET / HTTP/1.0" 200 4\n'))
+ self.assertEndsWith(err, '"GET / HTTP/1.0" 200 4\n')
ver = sys.version.split()[0].encode('ascii')
py = python_implementation().encode('ascii')
pyver = py + b"/" + ver
diff --git a/Lib/test/test_xml_etree.py b/Lib/test/test_xml_etree.py
index 8f277952007..38be2cd437f 100644
--- a/Lib/test/test_xml_etree.py
+++ b/Lib/test/test_xml_etree.py
@@ -225,8 +225,7 @@ class ElementTreeTest(unittest.TestCase):
self.assertTrue(ET.iselement(element), msg="not an element")
direlem = dir(element)
for attr in 'tag', 'attrib', 'text', 'tail':
- self.assertTrue(hasattr(element, attr),
- msg='no %s member' % attr)
+ self.assertHasAttr(element, attr)
self.assertIn(attr, direlem,
msg='no %s visible by dir' % attr)
@@ -251,7 +250,7 @@ class ElementTreeTest(unittest.TestCase):
# Make sure all standard element methods exist.
def check_method(method):
- self.assertTrue(hasattr(method, '__call__'),
+ self.assertHasAttr(method, '__call__',
msg="%s not callable" % method)
check_method(element.append)
diff --git a/Lib/test/test_xxlimited.py b/Lib/test/test_xxlimited.py
index 6dbfb3f4393..b52e78bc4fb 100644
--- a/Lib/test/test_xxlimited.py
+++ b/Lib/test/test_xxlimited.py
@@ -31,7 +31,7 @@ class CommonTests:
self.assertEqual(self.module.foo(1, 2), 3)
def test_str(self):
- self.assertTrue(issubclass(self.module.Str, str))
+ self.assertIsSubclass(self.module.Str, str)
self.assertIsNot(self.module.Str, str)
custom_string = self.module.Str("abcd")
diff --git a/Lib/test/test_zipapp.py b/Lib/test/test_zipapp.py
index d4766c59a10..8fb0a68deba 100644
--- a/Lib/test/test_zipapp.py
+++ b/Lib/test/test_zipapp.py
@@ -259,7 +259,7 @@ class ZipAppTest(unittest.TestCase):
(source / '__main__.py').touch()
target = io.BytesIO()
zipapp.create_archive(str(source), target, interpreter='python')
- self.assertTrue(target.getvalue().startswith(b'#!python\n'))
+ self.assertStartsWith(target.getvalue(), b'#!python\n')
def test_read_shebang(self):
# Test that we can read the shebang line correctly.
@@ -300,7 +300,7 @@ class ZipAppTest(unittest.TestCase):
zipapp.create_archive(str(source), str(target), interpreter='python')
new_target = io.BytesIO()
zipapp.create_archive(str(target), new_target, interpreter='python2.7')
- self.assertTrue(new_target.getvalue().startswith(b'#!python2.7\n'))
+ self.assertStartsWith(new_target.getvalue(), b'#!python2.7\n')
def test_read_from_pathlike_obj(self):
# Test that we can copy an archive using a path-like object
@@ -326,7 +326,7 @@ class ZipAppTest(unittest.TestCase):
new_target = io.BytesIO()
temp_archive.seek(0)
zipapp.create_archive(temp_archive, new_target, interpreter='python2.7')
- self.assertTrue(new_target.getvalue().startswith(b'#!python2.7\n'))
+ self.assertStartsWith(new_target.getvalue(), b'#!python2.7\n')
def test_remove_shebang(self):
# Test that we can remove the shebang from a file.
diff --git a/Lib/test/test_zipfile/test_core.py b/Lib/test/test_zipfile/test_core.py
index e93603998f9..ada96813709 100644
--- a/Lib/test/test_zipfile/test_core.py
+++ b/Lib/test/test_zipfile/test_core.py
@@ -3198,7 +3198,7 @@ class TestWithDirectory(unittest.TestCase):
with zipfile.ZipFile(TESTFN, "w") as zipf:
zipf.write(dirpath)
zinfo = zipf.filelist[0]
- self.assertTrue(zinfo.filename.endswith("/x/"))
+ self.assertEndsWith(zinfo.filename, "/x/")
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
zipf.write(dirpath, "y")
zinfo = zipf.filelist[1]
@@ -3206,7 +3206,7 @@ class TestWithDirectory(unittest.TestCase):
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
with zipfile.ZipFile(TESTFN, "r") as zipf:
zinfo = zipf.filelist[0]
- self.assertTrue(zinfo.filename.endswith("/x/"))
+ self.assertEndsWith(zinfo.filename, "/x/")
self.assertEqual(zinfo.external_attr, (mode << 16) | 0x10)
zinfo = zipf.filelist[1]
self.assertTrue(zinfo.filename, "y/")
@@ -3226,7 +3226,7 @@ class TestWithDirectory(unittest.TestCase):
self.assertEqual(zinfo.external_attr, (0o40775 << 16) | 0x10)
with zipfile.ZipFile(TESTFN, "r") as zipf:
zinfo = zipf.filelist[0]
- self.assertTrue(zinfo.filename.endswith("x/"))
+ self.assertEndsWith(zinfo.filename, "x/")
self.assertEqual(zinfo.external_attr, (0o40775 << 16) | 0x10)
target = os.path.join(TESTFN2, "target")
os.mkdir(target)
diff --git a/Lib/test/test_zipimport.py b/Lib/test/test_zipimport.py
index 1f288c8b45d..b5b4acf5f85 100644
--- a/Lib/test/test_zipimport.py
+++ b/Lib/test/test_zipimport.py
@@ -835,11 +835,11 @@ class UncompressedZipImportTestCase(ImportHooksBaseTestCase):
s = io.StringIO()
print_tb(tb, 1, s)
- self.assertTrue(s.getvalue().endswith(
+ self.assertEndsWith(s.getvalue(),
' def do_raise(): raise TypeError\n'
'' if support.has_no_debug_ranges() else
' ^^^^^^^^^^^^^^^\n'
- ))
+ )
else:
raise AssertionError("This ought to be impossible")
diff --git a/Lib/test/test_zoneinfo/test_zoneinfo.py b/Lib/test/test_zoneinfo/test_zoneinfo.py
index d2845495c7f..f313e394f49 100644
--- a/Lib/test/test_zoneinfo/test_zoneinfo.py
+++ b/Lib/test/test_zoneinfo/test_zoneinfo.py
@@ -1915,8 +1915,8 @@ class ExtensionBuiltTest(unittest.TestCase):
def test_cache_location(self):
# The pure Python version stores caches on attributes, but the C
# extension stores them in C globals (at least for now)
- self.assertFalse(hasattr(c_zoneinfo.ZoneInfo, "_weak_cache"))
- self.assertTrue(hasattr(py_zoneinfo.ZoneInfo, "_weak_cache"))
+ self.assertNotHasAttr(c_zoneinfo.ZoneInfo, "_weak_cache")
+ self.assertHasAttr(py_zoneinfo.ZoneInfo, "_weak_cache")
def test_gc_tracked(self):
import gc