373fc95fc1
* remove sender * removed priority post * timer fix * test fixes * drop async version of post_message * extended docs * fix no app * Added control properties * changelog * changelog * changelog * fix for stopping timers * changelog * added aliases to radio and checkbox * Drop sender from Message init * drop time * drop cast * Added aliases
89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
import pytest
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from textual.app import App, ComposeResult
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from textual.errors import DuplicateKeyHandlers
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from textual.events import Key
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from textual.widget import Widget
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from textual.widgets import Input
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class ValidWidget(Widget):
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called_by = None
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def key_x(self):
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self.called_by = self.key_x
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def key_ctrl_i(self):
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self.called_by = self.key_ctrl_i
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async def test_dispatch_key_valid_key():
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widget = ValidWidget()
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result = await widget.dispatch_key(Key(key="x", character="x"))
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assert result is True
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assert widget.called_by == widget.key_x
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async def test_dispatch_key_valid_key_alias():
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"""When you press tab or ctrl+i, it comes through as a tab key event, but handlers for
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tab and ctrl+i are both considered valid."""
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widget = ValidWidget()
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result = await widget.dispatch_key(Key(key="tab", character="\t"))
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assert result is True
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assert widget.called_by == widget.key_ctrl_i
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class DuplicateHandlersWidget(Widget):
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called_by = None
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def key_x(self):
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self.called_by = self.key_x
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def _key_x(self):
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self.called_by = self._key_x
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def key_tab(self):
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self.called_by = self.key_tab
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def key_ctrl_i(self):
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self.called_by = self.key_ctrl_i
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async def test_dispatch_key_raises_when_conflicting_handler_aliases():
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"""If you've got a handler for e.g. ctrl+i and a handler for tab, that's probably a mistake.
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In the terminal, they're the same thing, so we fail fast via exception here."""
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widget = DuplicateHandlersWidget()
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with pytest.raises(DuplicateKeyHandlers):
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await widget.dispatch_key(Key(key="tab", character="\t"))
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assert widget.called_by == widget.key_tab
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class PreventTestApp(App):
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def __init__(self) -> None:
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self.input_changed_events = []
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super().__init__()
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def compose(self) -> ComposeResult:
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yield Input()
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def on_input_changed(self, event: Input.Changed) -> None:
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self.input_changed_events.append(event)
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async def test_prevent() -> None:
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app = PreventTestApp()
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async with app.run_test() as pilot:
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assert not app.input_changed_events
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input = app.query_one(Input)
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input.value = "foo"
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await pilot.pause()
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assert len(app.input_changed_events) == 1
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assert app.input_changed_events[0].value == "foo"
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with input.prevent(Input.Changed):
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input.value = "bar"
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await pilot.pause()
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assert len(app.input_changed_events) == 1
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assert app.input_changed_events[0].value == "foo"
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