Function test_double_width

tests/test_selection.py:28–46

Test that selection works with double width characters.

()

async def test_double_width():
    """Test that selection works with double width characters."""

    TEXT = """😂❤️👍Select😊🙏😍\nme🔥💯😭😂❤️👍"""

    class TextSelectApp(App):
        def compose(self) -> ComposeResult:
            yield Static(TEXT)

    app = TextSelectApp()
    async with app.run_test() as pilot:
        await pilot.pause()
        assert await pilot.mouse_down(offset=(2, 0))
        await pilot.pause()
        assert await pilot.mouse_up(offset=(7, 1))
        selected_text = app.screen.get_selected_text()
        expected = "❤️👍Select😊🙏😍\nme🔥💯😭😂"

    assert selected_text == expected


class _ScrollableSelectApp(App):