Function test_render_border_label

tests/test_border.py:209–271

Test label rendering with styling, with and without overflow.

()

def test_render_border_label():
    """Test label rendering with styling, with and without overflow."""

    label = "[b][on red]What [i]is up[/on red] with you?[/]"
    border_style = Style.parse("green on blue")

    # Implicit test on the number of segments returned:
    segments = list(
        render_border_label(
            (Content.from_markup(label), Style.null()),
            True,
            "round",
            9999,
            Style(),
            Style(),
            border_style,
            True,
            True,
        )
    )

    for segment in segments:
        print("!!", segment)

    blank1, what, is_up, with_you, blank2 = segments

    expected_blank = Segment(" ", border_style.rich_style)
    assert blank1 == expected_blank
    assert blank2 == expected_blank

    what_style = Style.parse("b on red")
    expected_what = Segment("What ", (border_style + what_style).rich_style)
    print(what)
    print(expected_what)
    assert what == expected_what

    is_up_style = Style.parse("b on red i")
    expected_is_up = Segment("is up", (border_style + is_up_style).rich_style)
    assert is_up == expected_is_up

    with_you_style = Style.parse("b i")
    expected_with_you = Segment(
        " with you?", (border_style + with_you_style).rich_style
    )
    assert with_you == expected_with_you

    blank1, what, blank2 = render_border_label(
        (Content.from_markup(label), Style()),
        True,
        "round",
        5 + 4,  # 5 where "What…" fits + 2 for the blank spaces + 2 for the corners.
        Style(),
        Style(),
        border_style,
        True,  # This corner costs 2 cells.
        True,  # This corner costs 2 cells.
    )