59 lines
2.0 KiB
Python
Executable File
59 lines
2.0 KiB
Python
Executable File
#!/usr/bin/env python3
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"""Regression tests for quote-independent URL SVG normalization."""
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from __future__ import annotations
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import importlib.util
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import re
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import sys
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from pathlib import Path
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ROOT = Path(__file__).resolve().parent.parent
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BUILD = ROOT / "scripts" / "build-icons.py"
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def load_build_module():
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sys.dont_write_bytecode = True
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spec = importlib.util.spec_from_file_location("diagram_design_build_icons", BUILD)
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if spec is None or spec.loader is None:
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raise AssertionError("could not load build-icons.py")
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module = importlib.util.module_from_spec(spec)
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spec.loader.exec_module(module)
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return module
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def main() -> int:
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build_icons = load_build_module()
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svg = (
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"<svg viewBox='0 0 32 16'>"
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"<path style='fill:#123456;stroke:#654321;opacity:.5' d='M0 0h32v16H0z'/>"
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"<circle fill='#abcdef' stroke='#111111' cx='8' cy='8' r='4'/>"
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"</svg>"
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)
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normalized = build_icons.normalize_url(svg)
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if 'viewBox="0 0 32 16"' not in normalized:
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raise AssertionError(f"single-quoted viewBox was not preserved: {normalized}")
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if any(color in normalized for color in ("#123456", "#654321", "#abcdef", "#111111")):
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raise AssertionError(f"source colors escaped normalization: {normalized}")
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path = re.search(r"<path\b([^>]*)>", normalized)
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if path is None:
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raise AssertionError(f"normalized path is missing: {normalized}")
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path_attributes = path.group(1)
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for declaration in ("fill:currentColor", "stroke:currentColor", "opacity:.5"):
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if declaration not in path_attributes:
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raise AssertionError(
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f"path lost or failed to normalize {declaration}: {normalized}"
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)
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if (
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'fill="currentColor"' not in normalized
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or 'stroke="currentColor"' not in normalized
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):
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raise AssertionError(f"standalone quoted colours were not normalized: {normalized}")
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print("PASS: URL SVG normalization handles single-quoted attributes")
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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