fix(spec): enforce read-time budget and re-render invalid comment submissions

apps/comments/tests/test_views.py

@@ -63,6 +63,34 @@ def test_comment_post_rejected_when_comments_disabled(client, home_page):
     assert Comment.objects.count() == 0
 
 
+@pytest.mark.django_db
+def test_invalid_comment_post_rerenders_form_with_errors(client, home_page):
+    cache.clear()
+    index = ArticleIndexPage(title="Articles", slug="articles")
+    home_page.add_child(instance=index)
+    author = AuthorFactory()
+    article = ArticlePage(title="A", slug="a", author=author, summary="s", body=[("rich_text", "<p>body</p>")])
+    index.add_child(instance=article)
+    article.save_revision().publish()
+
+    resp = client.post(
+        "/comments/post/",
+        {
+            "article_id": article.id,
+            "author_name": "Test",
+            "author_email": "test@example.com",
+            "body": "   ",
+            "honeypot": "",
+        },
+    )
+
+    assert resp.status_code == 200
+    assert b'aria-label="Comment form errors"' in resp.content
+    assert b'value="Test"' in resp.content
+    assert b"test@example.com" in resp.content
+    assert Comment.objects.count() == 0
+
+
 @pytest.mark.django_db
 def test_comment_reply_depth_is_enforced(client, home_page):
     cache.clear()
@@ -100,7 +128,8 @@ def test_comment_reply_depth_is_enforced(client, home_page):
             "honeypot": "",
         },
     )
-    assert resp.status_code == 302
+    assert resp.status_code == 200
+    assert b"Reply depth exceeds the allowed limit" in resp.content
     assert Comment.objects.count() == 2