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c9bb137c0a
* use __qualname__ for the default message namespace * improve tests * update changelog * better, more backwards compatible splitting * Fix syntax * Fix CHANGELOG --------- Co-authored-by: Darren Burns <darrenburns@users.noreply.github.com> Co-authored-by: Darren Burns <darrenb900@gmail.com>
51 lines
1.3 KiB
Python
51 lines
1.3 KiB
Python
from textual.app import App, ComposeResult
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from textual.message import Message
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from textual.widget import Widget
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async def test_message_inheritance_namespace():
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"""Inherited messages get their correct namespaces.
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Regression test for https://github.com/Textualize/textual/issues/1814.
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"""
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class BaseWidget(Widget):
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class Fired(Message):
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pass
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def trigger(self) -> None:
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self.post_message(self.Fired())
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class Left(BaseWidget):
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class Fired(BaseWidget.Fired):
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pass
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class Right(BaseWidget):
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class Fired(BaseWidget.Fired):
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pass
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class DummyWidget(Widget):
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# ensure that referencing a message type in other class scopes
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# doesn't break the namespace
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_event = Left.Fired
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handlers_called = []
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class MessageInheritanceApp(App[None]):
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def compose(self) -> ComposeResult:
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yield Left()
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yield Right()
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def on_left_fired(self):
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handlers_called.append("left")
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def on_right_fired(self):
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handlers_called.append("right")
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app = MessageInheritanceApp()
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async with app.run_test():
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app.query_one(Left).trigger()
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app.query_one(Right).trigger()
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assert handlers_called == ["left", "right"]
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