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Better Completer.on_selection_changed testing.

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Preparation for refactoring.
This commit is contained in:
Ryan Roden-Corrent 2016-09-05 22:07:16 -04:00
parent e4192b5158
commit eb384fdda0
1 changed files with 56 additions and 30 deletions
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86
tests/unit/completion/test_completer.py
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@ -147,17 +147,6 @@ def _set_cmd_prompt(cmd, txt):
cmd.setCursorPosition(txt.index('|'))
def _validate_cmd_prompt(cmd, txt):
"""Interpret fake command prompt text using | as the cursor placeholder.
Args:
cmd: The command prompt object.
txt: The prompt text, using | as a placeholder for the cursor position.
"""
assert cmd.cursorPosition() == txt.index('|')
assert cmd.text() == txt.replace('|', '')
@pytest.mark.parametrize('txt, expected', [
(':nope|', usertypes.Completion.command),
(':nope |', None),
@ -208,35 +197,72 @@ def test_update_completion(txt, expected, status_command_stub, completer_obj,
assert arg.srcmodel.kind == expected
@pytest.mark.parametrize('before, newtxt, quick_complete, count, after', [
(':foo |', 'bar', False, 1, ':foo bar|'),
(':foo |', 'bar', True, 2, ':foo bar|'),
(':foo |', 'bar', True, 1, ':foo bar |'),
(':foo | bar', 'baz', False, 1, ':foo baz| bar'),
(':foo |', 'bar baz', True, 1, ":foo 'bar baz' |"),
(':foo |', '', True, 1, ":foo '' |"),
(':foo |', None, True, 1, ":foo |"),
@pytest.mark.parametrize('before, newtxt, after', [
(':|', 'set', ':set|'),
(':| ', 'set', ':set|'),
(': |', 'set', ':set|'),
(':|set', 'set', ':set|'),
(':|set ', 'set', ':set|'),
(':|se', 'set', ':set|'),
(':s|e', 'set', ':set|'),
(':se|', 'set', ':set|'),
(':|se fonts', 'set', ':set| fonts'),
(':set |', 'fonts', ':set fonts|'),
(':set |', 'fonts', ':set fonts|'),
(':set --temp |', 'fonts', ':set --temp fonts|'),
(':set |fo', 'fonts', ':set fonts|'),
(':set f|o', 'fonts', ':set fonts|'),
(':set fo|', 'fonts', ':set fonts|'),
(':set fonts |', 'hints', ':set fonts hints|'),
(':set fonts |nt', 'hints', ':set fonts hints|'),
(':set fonts n|t', 'hints', ':set fonts hints|'),
(':set fonts nt|', 'hints', ':set fonts hints|'),
(':set | hints', 'fonts', ':set fonts| hints'),
(':set | hints', 'fonts', ':set fonts| hints'),
(':set |fo hints', 'fonts', ':set fonts| hints'),
(':set f|o hints', 'fonts', ':set fonts| hints'),
(':set fo| hints', 'fonts', ':set fonts| hints'),
(':set fonts hints |', 'Comic Sans', ":set fonts hints 'Comic Sans'|"),
(":set fonts hints 'Comic Sans'|", '12px Hack',
":set fonts hints '12px Hack'|"),
(":set fonts hints 'Comic| Sans'", '12px Hack',
":set fonts hints '12px Hack'|")
])
def test_on_selection_changed(before, newtxt, count, quick_complete, after,
completer_obj, status_command_stub,
completion_widget_stub, config_stub):
def test_on_selection_changed(before, newtxt, after, completer_obj,
config_stub, status_command_stub,
completion_widget_stub):
"""Test that on_selection_changed modifies the cmd text properly.
The | represents the current cursor position in the cmd prompt.
If quick-complete is True and there is only 1 completion (count == 1),
then we expect a space to be appended after the current word.
"""
config_stub.data['completion']['quick-complete'] = quick_complete
model = unittest.mock.Mock()
model.data = unittest.mock.Mock(return_value=newtxt)
model.count = unittest.mock.Mock(return_value=count)
indexes = [unittest.mock.Mock()]
selection = unittest.mock.Mock()
selection.indexes = unittest.mock.Mock(return_value=indexes)
completion_widget_stub.model.return_value = model
_set_cmd_prompt(status_command_stub, before)
# schedule_completion_update is needed to pick up the cursor position
completer_obj.schedule_completion_update()
completer_obj.on_selection_changed(selection)
model.data.assert_called_with(indexes[0])
_validate_cmd_prompt(status_command_stub, after)
def check(quick_complete, count, expected_txt, expected_pos):
config_stub.data['completion']['quick-complete'] = quick_complete
model.count = unittest.mock.Mock(return_value=count)
_set_cmd_prompt(status_command_stub, before)
# TODO: refactor so cursor_part is a local rather than class variable
completer_obj._update_cursor_part()
completer_obj.on_selection_changed(selection)
model.data.assert_called_with(indexes[0])
assert status_command_stub.text() == expected_txt
assert status_command_stub.cursorPosition() == expected_pos
after_pos = after.index('|')
after_txt = after.replace('|', '')
check(False, 1, after_txt, after_pos)
check(True, 2, after_txt, after_pos)
# quick-completing a single item should move the cursor ahead by 1 and add
# a trailing space if at the end of the cmd string
after_pos += 1
if after_pos > len(after_txt):
after_txt += ' '
check(True, 1, after_txt, after_pos)