Add Docker-executed pytest suite with >90% coverage

apps/blog/tests/test_more_models.py

@@ -0,0 +1,27 @@
+import pytest
+
+from apps.blog.models import TagMetadata
+
+
+@pytest.mark.django_db
+def test_home_context_lists_articles(home_page, article_page):
+    ctx = home_page.get_context(type("Req", (), {"GET": {}})())
+    assert "latest_articles" in ctx
+
+
+@pytest.mark.django_db
+def test_index_context_handles_page_values(article_index, article_page, rf):
+    request = rf.get("/", {"page": "notanumber"})
+    ctx = article_index.get_context(request)
+    assert ctx["articles"].number == 1
+
+
+@pytest.mark.django_db
+def test_get_related_articles_fallback(article_page, article_index):
+    related = article_page.get_related_articles()
+    assert isinstance(related, list)
+
+
+def test_tag_metadata_fallback_classes():
+    css = TagMetadata.get_fallback_css()
+    assert css["bg"].startswith("bg-")