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from __future__ import annotations
from textual.app import App
async def test_dynamic_disabled():
"""Check we can dynamically disable bindings."""
actions = []
class DynamicApp(App):
BINDINGS = [
("a", "register('a')", "A"),
("b", "register('b')", "B"),
("c", "register('c')", "B"),
]
def action_register(self, key: str) -> None:
actions.append(key)
def check_action(
self, action: str, parameters: tuple[object, ...]
) -> bool | None:
if action == "register":
if parameters == ("b",):
return False
if parameters == ("c",):
return None
return True
app = DynamicApp()
async with app.run_test() as pilot:
await pilot.press("a", "b", "c")
assert actions == ["a"]
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