def __init__(self):
super().__init__()
self._history = history.History(
history.read(), max_items=api.settings.command_history_limit.value)
self.mode = None
self.returnPressed.connect(self._on_return_pressed)
self.editingFinished.connect(self._history.reset)
self.textEdited.connect(self._on_text_edited)
self.textChanged.connect(self._incremental_search)
self.cursorPositionChanged.connect(self._on_cursor_position_changed)
QCoreApplication.instance().aboutToQuit.connect(self._on_app_quit)
api.modes.COMMAND.entered.connect(self._on_entered)
styles.apply(self)
def init(self) -> None:
"""Lazy-initialize command-line when first entering command mode."""
from vimiv.commands import history
self._history = history.History(
self.PREFIXES,
max_items=api.settings.command.history_limit.value,
)
self.returnPressed.connect(self._on_return_pressed)
self.textEdited.connect(self._on_text_edited)
self.textChanged.connect(self._incremental_search)
self.cursorPositionChanged.connect(self._on_cursor_position_changed)
QCoreApplication.instance().aboutToQuit.connect( # type: ignore
self._history.write)
styles.apply(self)
def test_substring_search_history():
hist = history.History(["first", "final", "useless"])
assert hist.substr_cycle(HistoryDirection.Next, "fi") == "first"
assert hist.substr_cycle(HistoryDirection.Next, "fi") == "final"
assert hist.substr_cycle(HistoryDirection.Next, "fi") == "fi"
assert hist.substr_cycle(HistoryDirection.Prev, "fi") == "final"
def test_clear_temporary_history_element():
hist = history.History(["first"])
hist.cycle(HistoryDirection.Next, "temporary")
hist.update("second")
assert "temporary" not in hist
def test_do_not_fail_cycle_on_empty_history():
hist = history.History([])
result = hist.cycle(HistoryDirection.Next, "temporary")
assert result == ""
def test_cycle_through_history():
hist = history.History(["first", "second", "third"])
assert hist.cycle(HistoryDirection.Next, "temporary") == "first"
assert hist.cycle(HistoryDirection.Next, "") == "second"
assert hist.cycle(HistoryDirection.Prev, "") == "first"
assert hist.cycle(HistoryDirection.Prev, "") == "temporary"
def test_never_exceed_history_max_elements():
hist = history.History([], 20)
for i in range(25):
hist.update("test-%d" % (i))
assert len(hist) == 20
def test_update_history_with_duplicates():
hist = history.History([])
hist.update("test")
hist.update("test")
assert len(hist) == 1
def test_update_history():
hist = history.History([])
hist.update("test")
assert "test" in hist