diff --git a/archivebox/plugins/accessibility/tests/test_accessibility.py b/archivebox/plugins/accessibility/tests/test_accessibility.py
index a5cd05bc..0c85b145 100644
--- a/archivebox/plugins/accessibility/tests/test_accessibility.py
+++ b/archivebox/plugins/accessibility/tests/test_accessibility.py
@@ -105,10 +105,11 @@ class TestAccessibilityWithChrome(TestCase):
                 self.assertNotIn('Traceback', result.stderr)
 
                 # example.com has headings, so we should get accessibility data
-                if accessibility_data:
-                    # Verify we got page outline data
-                    self.assertIn('headings', accessibility_data, f"Missing headings: {accessibility_data}")
-                    self.assertIn('url', accessibility_data, f"Missing url: {accessibility_data}")
+                self.assertIsNotNone(accessibility_data, "No accessibility data was generated")
+
+                # Verify we got page outline data
+                self.assertIn('headings', accessibility_data, f"Missing headings: {accessibility_data}")
+                self.assertIn('url', accessibility_data, f"Missing url: {accessibility_data}")
 
         except RuntimeError as e:
             if 'Chrome' in str(e) or 'CDP' in str(e):
diff --git a/archivebox/plugins/parse_dom_outlinks/tests/test_parse_dom_outlinks.py b/archivebox/plugins/parse_dom_outlinks/tests/test_parse_dom_outlinks.py
index 57d45bdb..7f519ea2 100644
--- a/archivebox/plugins/parse_dom_outlinks/tests/test_parse_dom_outlinks.py
+++ b/archivebox/plugins/parse_dom_outlinks/tests/test_parse_dom_outlinks.py
@@ -91,25 +91,27 @@ class TestParseDomOutlinksWithChrome(TestCase):
                 outlinks_output = snapshot_chrome_dir / 'outlinks.json'
 
                 outlinks_data = None
+                json_error = None
 
                 # Try parsing from file first
                 if outlinks_output.exists():
                     with open(outlinks_output) as f:
                         try:
                             outlinks_data = json.load(f)
-                        except json.JSONDecodeError:
-                            pass
+                        except json.JSONDecodeError as e:
+                            json_error = str(e)
 
                 # Verify hook ran successfully
                 self.assertEqual(result.returncode, 0, f"Hook failed: {result.stderr}")
                 self.assertNotIn('Traceback', result.stderr)
 
                 # Verify we got outlinks data with expected categories
-                if outlinks_data:
-                    self.assertIn('url', outlinks_data, f"Missing url: {outlinks_data}")
-                    self.assertIn('hrefs', outlinks_data, f"Missing hrefs: {outlinks_data}")
-                    # example.com has at least one link (to iana.org)
-                    self.assertIsInstance(outlinks_data['hrefs'], list)
+                self.assertIsNotNone(outlinks_data, f"No outlinks data found - file missing or invalid JSON: {json_error}")
+
+                self.assertIn('url', outlinks_data, f"Missing url: {outlinks_data}")
+                self.assertIn('hrefs', outlinks_data, f"Missing hrefs: {outlinks_data}")
+                # example.com has at least one link (to iana.org)
+                self.assertIsInstance(outlinks_data['hrefs'], list)
 
         except RuntimeError as e:
             if 'Chrome' in str(e) or 'CDP' in str(e):