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FabledSteward/tests/test_style_tokens.py
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bvandeusenandClaude Opus 5.5 c2a79c8bb0
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feat(ansible): runs named by what ran where, with ago, duration and one status badge (#5125)
Runs read "update.yml on web-1" (run_title over the scope label, beside
describe_scope) on the runs list, the run page's title and breadcrumb, and
the run-started panel. The list shows started |ago (full time on hover),
|duration (counting "so far" while a run is going) and a dry-run tag.

Run statuses join STATES, so the list and the run page use status_badge:
queued dim, running info (blue, so work in progress doesn't read as a
problem), success ok "Succeeded", failed crit, interrupted warn, cancelled
dim. run_started.html leaves its hard-coded colours for tokens; the run
page's facts move to the .kv list and its failures to var(--red). Template
hex colours: 54 -> 47.

Also fixes #5124's sidebar count, which CI run 8389 failed on: the stylesheet
guard allows no weight above 500, and .nav-count asked for 600.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-06 18:16:07 -04:00

70 lines
2.7 KiB
Python

"""Every colour a page draws comes from the design-system tokens (#5092).
- Every var(--x) a template or stylesheet uses is defined somewhere Steward
serves, so nothing silently falls back to the browser default.
- The base stylesheet states no colour or heavy weight of its own: values
are theme.css tokens (generated from design system 6) or aliases of them.
- Hex colours written into templates can only go down: each page moved onto
the tokens lowers HEX_CEILING (milestone 477 retires the rest).
"""
import pathlib
import re
import steward
from tests._templates import template_files as _templates
_REPO = pathlib.Path(steward.__file__).parent.parent
_STATIC = _REPO / "steward" / "static"
_COMMENTS = re.compile(r"\{#.*?#\}|<!--.*?-->|/\*.*?\*/", re.S)
_DEFINED = re.compile(r"(--[\w-]+)\s*:")
_USED = re.compile(r"var\(\s*(--[\w-]+)")
# A hex colour where a colour goes: after a CSS ':', '(' or ',', or as a quoted JS
# string -- but not an HTML attribute's value (href="#abc" is a link to an id).
_HEX = re.compile(r"""(?:[:(,]\s*|(?<![\w-]=)['"])#(?:[0-9a-fA-F]{8}|[0-9a-fA-F]{6}|[0-9a-fA-F]{3})(?![0-9a-zA-Z_-])""")
HEX_CEILING = 47 # 75 at #5092, 58 at #5095, 56 at #5121, 54 at #5122, 47 with Ansible runs on tokens (#5125); only lower it
def _sheets():
return [p for p in _STATIC.rglob("*.css") if "vendor" not in p.parts]
def _text(p):
return _COMMENTS.sub("", p.read_text())
def undefined_vars(texts) -> set[str]:
defined, used = set(), set()
for t in texts:
defined |= set(_DEFINED.findall(t))
used |= set(_USED.findall(t))
return used - defined
def hex_colours(text: str) -> list[str]:
return _HEX.findall(_COMMENTS.sub("", text))
def test_the_guards_can_fail():
assert undefined_vars([":root { --a: 1; } .x { color: var(--a); background: var(--b); }"]) == {"--b"}
page = '<div style="color:#fff;background: rgb(0 0 0)" hx-target="#add-form"></div><script>c = "#4aa86a"</script>'
assert len(hex_colours(page)) == 2
assert hex_colours("{# color:#fff #}<a href=\"#abc\">") == []
def test_every_css_variable_used_is_defined():
texts = [_text(p) for p in [*_templates(), *_sheets()]]
assert not undefined_vars(texts)
def test_the_base_stylesheet_states_no_colour_or_heavy_weight_of_its_own():
css = _text(_STATIC / "steward.css")
assert not re.findall(r"#[0-9a-fA-F]{3,8}\b|rgba?\(|hsla?\(", css)
assert not re.findall(r"font-weight\s*:\s*(?:[6-9]00|bold)", css)
def test_hex_colours_in_templates_only_go_down():
count = sum(len(hex_colours(p.read_text())) for p in _templates())
assert count <= HEX_CEILING, (
f"{count} hex colours in templates, ceiling {HEX_CEILING}: use a token (theme.css / steward.css)")