Localize website in all supported languages and refresh site icons

scripts/test_site.py

@@ -0,0 +1,88 @@
+"""Run with python3 scripts/test_site.py (Python and Node standard libraries)."""
+
+from datetime import datetime, timezone
+from html.parser import HTMLParser
+import importlib.util
+import json
+from pathlib import Path
+import re
+import subprocess
+import tempfile
+from urllib.parse import urlsplit
+import xml.etree.ElementTree as ET
+
+ROOT = Path(__file__).resolve().parents[1]
+
+
+class Page(HTMLParser):
+    def __init__(self, html):
+        super().__init__()
+        self.tags = []
+        self.ids = set()
+        self.feed(html)
+
+    def handle_starttag(self, tag, attrs):
+        attrs = dict(attrs)
+        self.tags.append((tag, attrs))
+        if 'id' in attrs:
+            assert attrs['id'] not in self.ids, attrs['id']
+            self.ids.add(attrs['id'])
+
+
+with tempfile.TemporaryDirectory() as directory:
+    output = Path(directory)
+    (output / 'app').mkdir()
+    (output / 'app/index.html').write_text('<html><head><link rel="icon" href="/old.svg" integrity="old" /></head><body>App</body></html>')
+    subprocess.run(['sh', 'scripts/assemble-site.sh', str(output)], cwd=ROOT, check=True)
+    catalogs = {p.stem: json.loads(p.read_text()) for p in (ROOT / 'site/locales').glob('*.json')}
+    supported = set(re.findall(r'#\[serde\(rename = "([a-z]{2}-[A-Z]{2})"\)\]', (ROOT / 'src/i18n.rs').read_text()))
+    assert catalogs.keys() == supported
+    spec = importlib.util.spec_from_file_location('charts', ROOT / 'scripts/generate-star-history.py')
+    charts = importlib.util.module_from_spec(spec)
+    spec.loader.exec_module(charts)
+    date = datetime(2026, 1, 1, tzinfo=timezone.utc)
+    for locale, messages in catalogs.items():
+        for chart in ('stars', 'downloads'):
+            svg = charts.render_svg('HakanSeven12/OpenCADStudio', [date], [('v1', date, 10)], 'dark', chart, messages)
+            tree = ET.fromstring(svg)
+            assert tree.find('{http://www.w3.org/2000/svg}title').text == messages['stars' if chart == 'stars' else 'downloads']
+            (output / locale / f'{chart[:-1]}-history-dark.svg').write_text(svg)
+        html = (output / locale / 'index.html').read_text()
+        assert '{{' not in html and '{count}' not in html, locale
+        page = Page(html)
+        assert ('html', {'lang': locale, 'dir': 'rtl' if locale == 'ar-SA' else 'ltr'}) in page.tags
+        links = [attrs for tag, attrs in page.tags if tag == 'link']
+        assert {link['hreflang'] for link in links if link.get('rel') == 'alternate'} == supported | {'x-default'}
+        assert next(link['href'] for link in links if link.get('rel') == 'canonical') == f'https://www.opencadstudio.com/{locale}/'
+        choices = [attrs for tag, attrs in page.tags if tag == 'a' and 'hreflang' in attrs]
+        assert {choice['hreflang'] for choice in choices} == supported
+        assert [choice['hreflang'] for choice in choices if choice.get('aria-current') == 'page'] == [locale]
+        schema = json.loads(re.search(r'<script type="application/ld\+json">(.*?)</script>', html).group(1))
+        assert schema['inLanguage'] == locale and schema['description'] == messages['description']
+        for tag, attrs in page.tags:
+            if tag == 'img':
+                assert 'alt' in attrs and 'width' in attrs and 'height' in attrs
+            for attr in ('src', 'href'):
+                target = attrs.get(attr, '')
+                if target.startswith('#'):
+                    assert target[1:] in page.ids, target
+                elif target.startswith('/'):
+                    path = output / urlsplit(target).path.lstrip('/')
+                    assert path.exists(), (locale, target)
+        manifest = json.loads((output / locale / 'site.webmanifest').read_text())
+        assert manifest['lang'] == locale and manifest['start_url'] == f'/{locale}/'
+        for icon in manifest['icons']:
+            assert (output / icon['src'].lstrip('/')).exists()
+        if locale != 'en-US':
+            for key, value in messages.items():
+                if len(catalogs['en-US'][key]) > 40:
+                    assert value != catalogs['en-US'][key], (locale, key)
+    app = (output / 'app/index.html').read_text()
+    assert 'old.svg' not in app and 'integrity="old"' not in app and '>App<' in app
+    logo = next(attrs['href'] for tag, attrs in Page(app).tags if attrs.get('type') == 'image/svg+xml')
+    assert (output / logo.lstrip('/')).read_bytes() == (ROOT / 'assets/logo.svg').read_bytes()
+    sitemap = ET.parse(output / 'sitemap.xml')
+    assert len(sitemap.getroot()) == len(supported) + 1
+    assert (output / 'index.html').read_bytes() == (output / 'en-US/index.html').read_bytes()
+    subprocess.run(['node', 'scripts/test_site.cjs', str(output / 'site.js')], cwd=ROOT, check=True)
+print(f'All {len(supported)} translations, metadata, local links, charts, manifests and icons passed')