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127 lines
4.5 KiB
Python
127 lines
4.5 KiB
Python
import pytest
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from textual.app import App, ComposeResult
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from textual.widgets import Static
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from textual.screen import Screen
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from textual.binding import Binding
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##############################################################################
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class NoBindings(App[None]):
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"""An app with zero bindings."""
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async def test_just_app_no_bindings() -> None:
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"""An app with no bindings should have no bindings, other than ctrl+c."""
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async with NoBindings().run_test() as pilot:
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assert list(pilot.app._bindings.keys.keys()) == ["ctrl+c"]
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##############################################################################
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class AlphaBinding(App[None]):
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"""An app with a simple alpha key binding."""
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BINDINGS = [Binding("a", "a", "a")]
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async def test_just_app_alpha_binding() -> None:
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"""An app with a single binding should have just the one binding."""
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async with AlphaBinding().run_test() as pilot:
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assert sorted(pilot.app._bindings.keys.keys()) == sorted(["ctrl+c", "a"])
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##############################################################################
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class ScreenNoBindings(Screen):
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"""A screen with no added bindings."""
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class AppWithScreenNoBindings(App[None]):
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"""An app with no extra bindings but with a custom screen."""
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SCREENS = {"main": ScreenNoBindings}
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def on_mount(self) -> None:
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self.push_screen("main")
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@pytest.mark.xfail(
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reason="Screen is incorrectly starting with bindings for movement keys [issue#1343]"
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)
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async def test_app_screen_no_bindings() -> None:
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"""An screen with no bindings should have no bindings."""
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async with AppWithScreenNoBindings().run_test() as pilot:
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assert list(pilot.app.screen._bindings.keys.keys()) == []
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##############################################################################
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class ScreenWithBindings(Screen):
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"""A screen with a simple alpha key binding."""
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BINDINGS = [Binding("a", "a", "a")]
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class AppWithScreenThatHasABinding(App[None]):
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"""An app with no extra bindings but with a custom screen with a binding."""
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SCREENS = {"main": ScreenWithBindings}
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def on_mount(self) -> None:
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self.push_screen("main")
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@pytest.mark.xfail(
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reason="Screen is incorrectly starting with bindings for movement keys [issue#1343]"
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)
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async def test_app_screen_with_bindings() -> None:
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"""An app with a screen and a binding should only have ctrl+c as a binding."""
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async with AppWithScreenThatHasABinding().run_test() as pilot:
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assert list(pilot.app.screen._bindings.keys.keys()) == ["a"]
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##############################################################################
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class NoBindingsAndStaticWidgetNoBindings(App[None]):
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"""An app with no bindings, enclosing a widget with no bindings."""
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def compose(self) -> ComposeResult:
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yield Static("Poetry! They should have sent a poet.")
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@pytest.mark.xfail(
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reason="Static is incorrectly starting with bindings for movement keys [issue#1343]"
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)
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async def test_just_app_no_bindings_widget_no_bindings() -> None:
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"""A widget with no bindings should have no bindings. Its app should have just ctrl+c"""
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async with NoBindingsAndStaticWidgetNoBindings().run_test() as pilot:
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assert list(pilot.app._bindings.keys.keys()) == ["ctrl+c"]
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assert list(pilot.app.screen.query_one(Static)._bindings.keys.keys()) == []
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##############################################################################
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class AppKeyRecorder(App[None]):
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def __init__(self) -> None:
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super().__init__()
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self.pressed_keys: list[str] = []
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async def action_record(self, key: str) -> None:
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self.pressed_keys.append(key)
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##############################################################################
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class AppWithUpKeyBound(AppKeyRecorder):
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BINDINGS=[
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Binding("x","record('x')","x"),
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Binding("up","record('up')","up")
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]
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async def test_pressing_alpha_on_app() -> None:
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"""Test that pressing the an alpha key, when it's bound on the app, results in an action fire."""
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async with AppWithUpKeyBound().run_test() as pilot:
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await pilot.press(*"xxxxx")
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assert "".join(pilot.app.pressed_keys) == "xxxxx"
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@pytest.mark.xfail(
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reason="Up key isn't firing bound action on an app due to key inheritence of its screen [issue#1343]"
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)
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async def test_pressing_up_on_app() -> None:
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"""Test that pressing the up key, when it's bound on the app, results in an action fire."""
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async with AppWithUpKeyBound().run_test() as pilot:
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await pilot.press("x", "up", "x")
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assert pilot.app.pressed_keys == ["x", "up", "x"]
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