47 lines
1.8 KiB
Python
47 lines
1.8 KiB
Python
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"""The card gallery builder only rebuilds when it is run without arguments."""
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from pathlib import Path
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import subprocess
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import sys
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import unittest
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ROOT = Path(__file__).resolve().parents[1]
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SCRIPT = ROOT / "scripts" / "build_cards.py"
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GALLERY = ROOT / "assets" / "cards" / "gallery.html"
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@unittest.skipUnless(SCRIPT.is_file() and GALLERY.is_file(), "card gallery is not part of this edition")
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class CardGalleryBuilderTests(unittest.TestCase):
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def run_script(self, *args):
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return subprocess.run([sys.executable, str(SCRIPT), *args], capture_output=True, text=True, encoding="utf-8")
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def test_help_explains_the_script_without_rebuilding(self):
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before = GALLERY.stat().st_mtime_ns
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run = self.run_script("--help")
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self.assertEqual(run.returncode, 0)
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self.assertIn("gallery.html", run.stdout)
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self.assertNotIn("Built", run.stdout)
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self.assertEqual(GALLERY.stat().st_mtime_ns, before)
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def test_stray_arguments_are_rejected_without_rebuilding(self):
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before = GALLERY.stat().st_mtime_ns
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run = self.run_script("cards.json")
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self.assertNotEqual(run.returncode, 0)
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self.assertEqual(GALLERY.stat().st_mtime_ns, before)
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def test_committed_gallery_matches_the_sources(self):
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generated = [GALLERY, GALLERY.parent / "shared" / "land-mask.js"]
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before = {path: path.read_bytes() for path in generated}
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try:
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run = self.run_script()
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self.assertEqual(run.returncode, 0, run.stderr)
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for path in generated:
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self.assertEqual(path.read_bytes(), before[path], f"{path.name} is stale; rebuild it with scripts/build_cards.py")
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finally:
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for path, content in before.items():
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path.write_bytes(content)
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if __name__ == "__main__":
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unittest.main()
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