ci test_font_tags: Add more checks

.ci/test_font_tags.py

@@ -1,33 +1,61 @@
+import pytest
 import json
 from urllib.request import urlopen
-import sys
-
-dev_data = json.loads(
-    urlopen("https://fonts.google.com/metadata/fonts").read().decode("utf-8")
-)
-dev_families = set(f["family"] for f in dev_data["familyMetadataList"])
-
-csv_data = (
-    urlopen("https://raw.githubusercontent.com/google/fonts/main/tags/all/families.csv")
-    .read()
-    .decode("utf-8")
-)
-csv_families = set(
-    line.split(",")[0]
-    for line in csv_data.split("\n")
-    if line
-    if line.split(",")[0] != "Family"
-)
-
-families_missing_tags = sorted(dev_families - csv_families)
-
-if families_missing_tags:
+import csv
+
+
+@pytest.fixture
+def family_metadata():
+    data = json.loads(
+        urlopen("https://fonts.google.com/metadata/fonts").read().decode("utf-8")
+    )
+    return data["familyMetadataList"]
+
+
+@pytest.fixture
+def family_tags():
+    csv_data = (
+        urlopen(
+            "https://raw.githubusercontent.com/google/fonts/main/tags/all/families.csv"
+        )
+        .read()
+        .decode("utf-8")
+    )
+    reader = csv.reader(csv_data.splitlines())
+    res = []
+    for row in reader:
+        res.append([row[0], row[1], float(row[2])])
+    return res
+
+
+def test_families_missing_tags(family_tags, family_metadata):
+    tagged_families = set(f[0] for f in family_tags)
+    families_in_gf = set(f["family"] for f in family_metadata)
+    families_missing_tags = sorted(families_in_gf - tagged_families)
     missing_list = "\n".join(families_missing_tags)
-    raise ValueError(
+
+    assert len(families_missing_tags) == 0, (
         f"The following {len(families_missing_tags)} families are missing tags:\n\n"
         f"{missing_list}\n\n"
         "Please add tags for these families using the following webapp: "
         "https://google.github.io/fonts/tags.html"
     )
 
-sys.exit(0)
+
+def test_no_duplicate_families(family_tags):
+    seen = set()
+    dups = []
+    for family, cat, _ in family_tags:
+        key = (family, cat)
+        if key in seen:
+            dups.append(",".join(key))
+        seen.add(key)
+    assert not dups, f"Duplicate tags found: {dups}"
+
+
+def test_tag_vals_in_range(family_tags):
+    out_of_range = []
+    for family, cat, val in family_tags:
+        if val <= 0 or val > 100:
+            out_of_range.append((family, cat, val))
+    assert not out_of_range, f"Values out of range 1-100: {out_of_range}"