cpython/Lib/test/test_pyrepl/test_input.py

103 lines
3.4 KiB
Python

import unittest
from _pyrepl.console import Event
from _pyrepl.input import KeymapTranslator
class KeymapTranslatorTests(unittest.TestCase):
def test_push_single_key(self):
keymap = [("a", "command_a")]
translator = KeymapTranslator(keymap)
evt = Event("key", "a")
translator.push(evt)
result = translator.get()
self.assertEqual(result, ("command_a", ["a"]))
def test_push_multiple_keys(self):
keymap = [("ab", "command_ab")]
translator = KeymapTranslator(keymap)
evt1 = Event("key", "a")
evt2 = Event("key", "b")
translator.push(evt1)
translator.push(evt2)
result = translator.get()
self.assertEqual(result, ("command_ab", ["a", "b"]))
def test_push_invalid_key(self):
keymap = [("a", "command_a")]
translator = KeymapTranslator(keymap)
evt = Event("key", "b")
translator.push(evt)
result = translator.get()
self.assertEqual(result, (None, ["b"]))
def test_push_invalid_key_with_stack(self):
keymap = [("ab", "command_ab")]
translator = KeymapTranslator(keymap)
evt1 = Event("key", "a")
evt2 = Event("key", "c")
translator.push(evt1)
translator.push(evt2)
result = translator.get()
self.assertEqual(result, (None, ["a", "c"]))
def test_push_character_key(self):
keymap = [("a", "command_a")]
translator = KeymapTranslator(keymap)
evt = Event("key", "a")
translator.push(evt)
result = translator.get()
self.assertEqual(result, ("command_a", ["a"]))
def test_push_character_key_with_stack(self):
keymap = [("ab", "command_ab")]
translator = KeymapTranslator(keymap)
evt1 = Event("key", "a")
evt2 = Event("key", "b")
evt3 = Event("key", "c")
translator.push(evt1)
translator.push(evt2)
translator.push(evt3)
result = translator.get()
self.assertEqual(result, ("command_ab", ["a", "b"]))
def test_push_transition_key(self):
keymap = [("a", {"b": "command_ab"})]
translator = KeymapTranslator(keymap)
evt1 = Event("key", "a")
evt2 = Event("key", "b")
translator.push(evt1)
translator.push(evt2)
result = translator.get()
self.assertEqual(result, ("command_ab", ["a", "b"]))
def test_push_transition_key_interrupted(self):
keymap = [("a", {"b": "command_ab"})]
translator = KeymapTranslator(keymap)
evt1 = Event("key", "a")
evt2 = Event("key", "c")
evt3 = Event("key", "b")
translator.push(evt1)
translator.push(evt2)
translator.push(evt3)
result = translator.get()
self.assertEqual(result, (None, ["a", "c"]))
def test_push_invalid_key_with_unicode_category(self):
keymap = [("a", "command_a")]
translator = KeymapTranslator(keymap)
evt = Event("key", "\u0003") # Control character
translator.push(evt)
result = translator.get()
self.assertEqual(result, (None, ["\u0003"]))
def test_empty(self):
keymap = [("a", "command_a")]
translator = KeymapTranslator(keymap)
self.assertTrue(translator.empty())
evt = Event("key", "a")
translator.push(evt)
self.assertFalse(translator.empty())
translator.get()
self.assertTrue(translator.empty())