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"""
Regression tests for #1406 https://github.com/Textualize/textual/issues/1406
The scalars in grid-rows and grid-columns were not aware of the dimension
they should be relative to.
"""
from textual.css.parse import parse_declarations
from textual.css.scalar import Unit
from textual.css.styles import Styles
def test_grid_rows_columns_relative_units_are_correct():
"""Ensure correct relative dimensions for programmatic assignments."""
styles = Styles()
styles.grid_columns = "1fr 5%"
fr, percent = styles.grid_columns
assert fr.percent_unit == Unit.WIDTH
assert percent.percent_unit == Unit.WIDTH
styles.grid_rows = "1fr 5%"
fr, percent = styles.grid_rows
assert fr.percent_unit == Unit.HEIGHT
assert percent.percent_unit == Unit.HEIGHT
def test_styles_builder_uses_correct_relative_units_grid_rows_columns():
"""Ensure correct relative dimensions for CSS parsed from files."""
CSS = "grid-rows: 1fr 5%; grid-columns: 1fr 5%;"
styles = parse_declarations(CSS, "test")
fr, percent = styles.grid_columns
assert fr.percent_unit == Unit.WIDTH
assert percent.percent_unit == Unit.WIDTH
fr, percent = styles.grid_rows
assert fr.percent_unit == Unit.HEIGHT
assert percent.percent_unit == Unit.HEIGHT
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