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import contextlib
import io
import unittest
from unittest.mock import patch
from textwrap import dedent
from test.support import force_not_colorized
from _pyrepl.simple_interact import InteractiveColoredConsole
class TestSimpleInteract(unittest.TestCase):
def test_multiple_statements(self):
namespace = {}
code = dedent("""\
class A:
def foo(self):
pass
class B:
def bar(self):
pass
a = 1
a
""")
console = InteractiveColoredConsole(namespace, filename="<stdin>")
with (
patch.object(InteractiveColoredConsole, "showsyntaxerror") as showsyntaxerror,
patch.object(InteractiveColoredConsole, "runsource", wraps=console.runsource) as runsource,
):
more = console.push(code, filename="<stdin>", _symbol="single") # type: ignore[call-arg]
self.assertFalse(more)
showsyntaxerror.assert_not_called()
def test_multiple_statements_output(self):
namespace = {}
code = dedent("""\
b = 1
b
a = 1
a
""")
console = InteractiveColoredConsole(namespace, filename="<stdin>")
f = io.StringIO()
with contextlib.redirect_stdout(f):
more = console.push(code, filename="<stdin>", _symbol="single") # type: ignore[call-arg]
self.assertFalse(more)
self.assertEqual(f.getvalue(), "1\n")
def test_empty(self):
namespace = {}
code = ""
console = InteractiveColoredConsole(namespace, filename="<stdin>")
f = io.StringIO()
with contextlib.redirect_stdout(f):
more = console.push(code, filename="<stdin>", _symbol="single") # type: ignore[call-arg]
self.assertFalse(more)
self.assertEqual(f.getvalue(), "")
def test_runsource_compiles_and_runs_code(self):
console = InteractiveColoredConsole()
source = "print('Hello, world!')"
with patch.object(console, "runcode") as mock_runcode:
console.runsource(source)
mock_runcode.assert_called_once()
def test_runsource_returns_false_for_successful_compilation(self):
console = InteractiveColoredConsole()
source = "print('Hello, world!')"
result = console.runsource(source)
self.assertFalse(result)
@force_not_colorized
def test_runsource_returns_false_for_failed_compilation(self):
console = InteractiveColoredConsole()
source = "print('Hello, world!'"
f = io.StringIO()
with contextlib.redirect_stderr(f):
result = console.runsource(source)
self.assertFalse(result)
self.assertIn('SyntaxError', f.getvalue())
def test_runsource_shows_syntax_error_for_failed_compilation(self):
console = InteractiveColoredConsole()
source = "print('Hello, world!'"
with patch.object(console, "showsyntaxerror") as mock_showsyntaxerror:
console.runsource(source)
mock_showsyntaxerror.assert_called_once()
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