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from textual.app import App, ComposeResult
from textual.widgets import Header, Select
LINES = """I must not fear.
Fear is the mind-killer.
Fear is the little-death that brings total obliteration.
I will face my fear.
I will permit it to pass over me and through me.""".splitlines()
async def test_select_remove():
# Regression test for https://github.com/Textualize/textual/issues/4782
class SelectApp(App):
def compose(self) -> ComposeResult:
self.select = Select((line, line) for line in LINES)
self.select.watch_value = self.on_select
yield Header()
yield self.select
def on_select(self):
self.select.remove()
app = SelectApp()
async with app.run_test() as pilot:
await pilot.press("enter", "down", "down", "enter")
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