Function test_width

tests/test_box_model.py:47–93

Test width settings.

()

async def test_width():
    """Test width settings."""

    one = Fraction(1)

    class TestWidget(Widget):
        def get_content_width(self, container: Size, parent: Size) -> int:
            return 10

        def get_content_height(self, container: Size, parent: Size, width: int) -> int:
            return 10

    widget = TestWidget()
    styles = widget.styles
    box_model = widget._get_box_model(Size(60, 20), Size(80, 24), one, one)
    assert box_model == BoxModel(Fraction(60), Fraction(20), Spacing(0, 0, 0, 0))

    # Add a margin and check that it is reported
    styles.margin = (1, 2, 3, 4)

    box_model = widget._get_box_model(Size(60, 20), Size(80, 24), one, one)
    assert box_model == BoxModel(Fraction(54), Fraction(16), Spacing(1, 2, 3, 4))

    # Set width to auto-detect
    styles.width = "auto"

    box_model = widget._get_box_model(Size(60, 20), Size(80, 24), one, one)
    # Setting width to auto should call get_auto_width
    assert box_model == BoxModel(Fraction(10), Fraction(16), Spacing(1, 2, 3, 4))

    # Set width to 100 vw which should make it the width of the parent
    styles.width = "100vw"

    box_model = widget._get_box_model(Size(60, 20), Size(80, 24), one, one)
    assert box_model == BoxModel(Fraction(80), Fraction(16), Spacing(1, 2, 3, 4))

    # Set the width to 100% should make it fill the container size
    styles.width = "100%"

    box_model = widget._get_box_model(Size(60, 20), Size(80, 24), one, one)
    assert box_model == BoxModel(Fraction(54), Fraction(16), Spacing(1, 2, 3, 4))

    styles.width = "100vw"
    styles.max_width = "50%"

    box_model = widget._get_box_model(Size(60, 20), Size(80, 24), one, one)
    assert box_model == BoxModel(Fraction(27), Fraction(16), Spacing(1, 2, 3, 4))


async def test_height():