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import tempfile
import unittest
from unittest.mock import patch
from test import support
try:
from _pyrepl.console import Event
from _pyrepl import base_eventqueue
except ImportError:
pass
try:
from _pyrepl import unix_eventqueue
except ImportError:
pass
try:
from _pyrepl import windows_eventqueue
except ImportError:
pass
class EventQueueTestBase:
"""OS-independent mixin"""
def make_eventqueue(self) -> base_eventqueue.BaseEventQueue:
raise NotImplementedError()
def test_get(self):
eq = self.make_eventqueue()
event = Event("key", "a", b"a")
eq.insert(event)
self.assertEqual(eq.get(), event)
def test_empty(self):
eq = self.make_eventqueue()
self.assertTrue(eq.empty())
eq.insert(Event("key", "a", b"a"))
self.assertFalse(eq.empty())
def test_flush_buf(self):
eq = self.make_eventqueue()
eq.buf.extend(b"test")
self.assertEqual(eq.flush_buf(), b"test")
self.assertEqual(eq.buf, bytearray())
def test_insert(self):
eq = self.make_eventqueue()
event = Event("key", "a", b"a")
eq.insert(event)
self.assertEqual(eq.events[0], event)
@patch("_pyrepl.base_eventqueue.keymap")
def test_push_with_key_in_keymap(self, mock_keymap):
mock_keymap.compile_keymap.return_value = {"a": "b"}
eq = self.make_eventqueue()
eq.keymap = {b"a": "b"}
eq.push("a")
mock_keymap.compile_keymap.assert_called()
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "b")
@patch("_pyrepl.base_eventqueue.keymap")
def test_push_without_key_in_keymap(self, mock_keymap):
mock_keymap.compile_keymap.return_value = {"a": "b"}
eq = self.make_eventqueue()
eq.keymap = {b"c": "d"}
eq.push("a")
mock_keymap.compile_keymap.assert_called()
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "a")
@patch("_pyrepl.base_eventqueue.keymap")
def test_push_with_keymap_in_keymap(self, mock_keymap):
mock_keymap.compile_keymap.return_value = {"a": "b"}
eq = self.make_eventqueue()
eq.keymap = {b"a": {b"b": "c"}}
eq.push("a")
mock_keymap.compile_keymap.assert_called()
self.assertTrue(eq.empty())
eq.push("b")
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "c")
eq.push("d")
self.assertEqual(eq.events[1].evt, "key")
self.assertEqual(eq.events[1].data, "d")
@patch("_pyrepl.base_eventqueue.keymap")
def test_push_with_keymap_in_keymap_and_escape(self, mock_keymap):
mock_keymap.compile_keymap.return_value = {"a": "b"}
eq = self.make_eventqueue()
eq.keymap = {b"a": {b"b": "c"}}
eq.push("a")
mock_keymap.compile_keymap.assert_called()
self.assertTrue(eq.empty())
eq.flush_buf()
eq.push("\033")
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "\033")
eq.push("b")
self.assertEqual(eq.events[1].evt, "key")
self.assertEqual(eq.events[1].data, "b")
def test_push_special_key(self):
eq = self.make_eventqueue()
eq.keymap = {}
eq.push("\x1b")
eq.push("[")
eq.push("A")
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "\x1b")
def test_push_unrecognized_escape_sequence(self):
eq = self.make_eventqueue()
eq.keymap = {}
eq.push("\x1b")
eq.push("[")
eq.push("Z")
self.assertEqual(len(eq.events), 3)
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "\x1b")
self.assertEqual(eq.events[1].evt, "key")
self.assertEqual(eq.events[1].data, "[")
self.assertEqual(eq.events[2].evt, "key")
self.assertEqual(eq.events[2].data, "Z")
def test_push_unicode_character(self):
eq = self.make_eventqueue()
eq.keymap = {}
eq.push("ч")
self.assertEqual(eq.events[0].evt, "key")
self.assertEqual(eq.events[0].data, "ч")
@unittest.skipIf(support.MS_WINDOWS, "No Unix event queue on Windows")
class TestUnixEventQueue(EventQueueTestBase, unittest.TestCase):
def setUp(self):
self.enterContext(patch("_pyrepl.curses.tigetstr", lambda x: b""))
self.file = tempfile.TemporaryFile()
def tearDown(self) -> None:
self.file.close()
def make_eventqueue(self) -> base_eventqueue.BaseEventQueue:
return unix_eventqueue.EventQueue(self.file.fileno(), "utf-8")
@unittest.skipUnless(support.MS_WINDOWS, "No Windows event queue on Unix")
class TestWindowsEventQueue(EventQueueTestBase, unittest.TestCase):
def make_eventqueue(self) -> base_eventqueue.BaseEventQueue:
return windows_eventqueue.EventQueue("utf-8")
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