207 lines
6.6 KiB
Python
207 lines
6.6 KiB
Python
from __future__ import annotations
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from fractions import Fraction
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from textual.box_model import BoxModel, get_box_model
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from textual.css.styles import Styles
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from textual.geometry import Size, Spacing
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def test_content_box():
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styles = Styles()
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styles.width = 10
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styles.height = 8
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styles.padding = 1
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styles.border = ("solid", "red")
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one = Fraction(1)
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# border-box is default
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assert styles.box_sizing == "border-box"
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def get_auto_width(container: Size, parent: Size) -> int:
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assert False, "must not be called"
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def get_auto_height(container: Size, parent: Size) -> int:
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assert False, "must not be called"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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# Size should be inclusive of padding / border
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assert box_model == BoxModel(Fraction(10), Fraction(8), Spacing(0, 0, 0, 0))
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# Switch to content-box
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styles.box_sizing = "content-box"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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# width and height have added padding / border to accommodate content
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assert box_model == BoxModel(Fraction(14), Fraction(12), Spacing(0, 0, 0, 0))
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def test_width():
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"""Test width settings."""
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styles = Styles()
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one = Fraction(1)
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def get_auto_width(container: Size, parent: Size) -> int:
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return 10
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def get_auto_height(container: Size, parent: Size, width: int) -> int:
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return 10
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(60), Fraction(20), Spacing(0, 0, 0, 0))
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# Add a margin and check that it is reported
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styles.margin = (1, 2, 3, 4)
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(54), Fraction(16), Spacing(1, 2, 3, 4))
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# Set width to auto-detect
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styles.width = "auto"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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# Setting width to auto should call get_auto_width
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assert box_model == BoxModel(Fraction(10), Fraction(16), Spacing(1, 2, 3, 4))
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# Set width to 100 vw which should make it the width of the parent
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styles.width = "100vw"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(80), Fraction(16), Spacing(1, 2, 3, 4))
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# Set the width to 100% should make it fill the container size
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styles.width = "100%"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(54), Fraction(16), Spacing(1, 2, 3, 4))
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styles.width = "100vw"
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styles.max_width = "50%"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(30), Fraction(16), Spacing(1, 2, 3, 4))
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def test_height():
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"""Test height settings."""
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styles = Styles()
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one = Fraction(1)
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def get_auto_width(container: Size, parent: Size) -> int:
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return 10
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def get_auto_height(container: Size, parent: Size, width: int) -> int:
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return 10
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(60), Fraction(20), Spacing(0, 0, 0, 0))
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# Add a margin and check that it is reported
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styles.margin = (1, 2, 3, 4)
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(54), Fraction(16), Spacing(1, 2, 3, 4))
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# Set height to 100 vw which should make it the height of the parent
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styles.height = "100vh"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(54), Fraction(24), Spacing(1, 2, 3, 4))
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# Set the height to 100% should make it fill the container size
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styles.height = "100%"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(54), Fraction(16), Spacing(1, 2, 3, 4))
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styles.height = "auto"
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styles.margin = 2
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(56), Fraction(10), Spacing(2, 2, 2, 2))
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styles.margin = 1, 2, 3, 4
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styles.height = "100vh"
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styles.max_height = "50%"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(54), Fraction(10), Spacing(1, 2, 3, 4))
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# Set height to auto and set content height to 0 to check if box collapses.
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styles.height = "auto"
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box_model = get_box_model(
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styles, Size(60, 20), Size(80, 24), one, one, get_auto_width, lambda *_: 0
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)
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assert box_model == BoxModel(Fraction(54), Fraction(0), Spacing(1, 2, 3, 4))
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def test_max():
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"""Check that max_width and max_height are respected."""
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styles = Styles()
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styles.width = 100
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styles.height = 80
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styles.max_width = 40
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styles.max_height = 30
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one = Fraction(1)
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def get_auto_width(container: Size, parent: Size) -> int:
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assert False, "must not be called"
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def get_auto_height(container: Size, parent: Size) -> int:
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assert False, "must not be called"
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box_model = get_box_model(
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styles, Size(40, 30), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(40), Fraction(30), Spacing(0, 0, 0, 0))
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def test_min():
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"""Check that min_width and min_height are respected."""
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styles = Styles()
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styles.width = 10
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styles.height = 5
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styles.min_width = 40
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styles.min_height = 30
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one = Fraction(1)
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def get_auto_width(container: Size, parent: Size) -> int:
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assert False, "must not be called"
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def get_auto_height(container: Size, parent: Size) -> int:
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assert False, "must not be called"
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box_model = get_box_model(
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styles, Size(40, 30), Size(80, 24), one, one, get_auto_width, get_auto_height
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)
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assert box_model == BoxModel(Fraction(40), Fraction(30), Spacing(0, 0, 0, 0))
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