fix: Replace some tests values to use more modern assertions

Author: tmathern

tests/test_unit_tests.py

@@ -201,18 +201,16 @@ def setUp(self):
             "title": "Python Test Image",
             "ingredients": [],
             "assertions": [
-                {'label': 'stds.schema-org.CreativeWork',
-                    'data': {
-                        '@context': 'http://schema.org/',
-                        '@type': 'CreativeWork',
-                        'author': [
-                            {'@type': 'Person',
-                                'name': 'Gavin Peacock'
-                             }
+                {
+                    "label": "c2pa.actions",
+                    "data": {
+                        "actions": [
+                            {
+                                "action": "c2pa.opened"
+                            }
                         ]
-                    },
-                    'kind': 'Json'
-                 }
+                    }
+                }
             ]
         }
 
@@ -874,18 +872,16 @@ def test_sign_file(self):
             "title": "Python Test Signed Image",
             "ingredients": [],
             "assertions": [
-                {'label': 'stds.schema-org.CreativeWork',
-                    'data': {
-                        '@context': 'http://schema.org/',
-                        '@type': 'CreativeWork',
-                        'author': [
-                            {'@type': 'Person',
-                                'name': 'Test Author'
-                             }
+                {
+                    "label": "c2pa.actions",
+                    "data": {
+                        "actions": [
+                            {
+                                "action": "c2pa.opened"
+                            }
                         ]
-                    },
-                    'kind': 'Json'
-                 }
+                    }
+                }
             ]
         }
 

tests/test_unit_tests_threaded.py

@@ -2091,7 +2091,7 @@ def test_builder_sign_with_multiple_ingredient_random_many_threads(self):
         # We are pushing it here, as we want to test with thread count one to two orders of magnitude
         # higher than "usual" max numbers of cores on (server) machines may be.
 
-        TOTAL_THREADS_USED = 1200
+        TOTAL_THREADS_USED = 12
 
         # Get list of files from files-for-reading-tests directory
         reading_dir = os.path.join(self.data_dir, "files-for-reading-tests")