83 lines
2.6 KiB
Python
83 lines
2.6 KiB
Python
from __future__ import annotations
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import re
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import unittest
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from pathlib import Path
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ROOT = Path(__file__).resolve().parents[1]
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STATIC = ROOT / "static"
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TOKENS = STATIC / "shared" / "tokens.css"
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LEGACY_STYLESHEETS = (
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"styles.css",
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"renovation.css",
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"redesign-v2.css",
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"design-system.css",
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"theme.css",
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)
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class CssGovernanceTests(unittest.TestCase):
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@classmethod
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def setUpClass(cls) -> None:
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cls.html = (STATIC / "index.html").read_text(encoding="utf-8")
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cls.tokens = TOKENS.read_text(encoding="utf-8")
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def test_token_layer_loads_before_application_styles(self) -> None:
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expected_order = (
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"/shared/tokens.css",
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"/styles.css",
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"/renovation.css",
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"/redesign-v2.css",
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"/design-system.css",
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"/theme.css",
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"/wentian-v2.css",
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)
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positions = [self.html.index(path) for path in expected_order]
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self.assertEqual(positions, sorted(positions))
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def test_token_file_has_three_layer_contract(self) -> None:
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for heading in (
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"/* Primitive tokens */",
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"/* Semantic tokens */",
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"/* Component tokens */",
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"/* Compatibility aliases.",
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):
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self.assertIn(heading, self.tokens)
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for variable in (
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"--color-action:",
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"--surface-canvas:",
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"--text-primary:",
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"--card-bg:",
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"--control-height:",
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"--sidebar-width:",
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):
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self.assertIn(variable, self.tokens)
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def test_light_and_dark_semantics_share_one_owner(self) -> None:
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self.assertIn(':root[data-theme="dark"] {', self.tokens)
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global_root = re.compile(r'(?m)^:root(?:\[data-theme="dark"\])?\s*\{')
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for filename in LEGACY_STYLESHEETS:
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stylesheet = (STATIC / filename).read_text(encoding="utf-8")
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self.assertIsNone(global_root.search(stylesheet), filename)
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def test_wentian_tokens_remain_isolated(self) -> None:
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self.assertNotRegex(self.tokens, r"--wt-[a-z0-9-]+\s*:")
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wentian = (STATIC / "wentian-v2.css").read_text(encoding="utf-8")
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self.assertRegex(wentian, r"--wt-[a-z0-9-]+\s*:")
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def test_compatibility_aliases_cover_historical_layers(self) -> None:
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for variable in (
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"--blue:",
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"--up:",
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"--xb-blue-500:",
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"--r2-blue:",
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"--chart-background:",
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"--dragon-profile-list-width:",
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):
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self.assertIn(variable, self.tokens)
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if __name__ == "__main__":
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unittest.main()
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