diff --git a/platform_plugin_turnitin/tests/test_filters.py b/platform_plugin_turnitin/tests/test_filters.py
index 9231f72..3b0b702 100644
--- a/platform_plugin_turnitin/tests/test_filters.py
+++ b/platform_plugin_turnitin/tests/test_filters.py
@@ -4,7 +4,6 @@
 from unittest.mock import Mock, patch
 
 from django.test.utils import override_settings
-from opaque_keys.edx.keys import UsageKey
 
 from platform_plugin_turnitin.extensions.filters import ORASubmissionViewTurnitinWarning
 
@@ -18,30 +17,23 @@ def setUp(self) -> None:
         self.template_name = "template_name"
         self.new_template_name = "turnitin/oa_response.html"
 
-    @patch("platform_plugin_turnitin.extensions.filters.modulestore")
-    @patch.object(UsageKey, "from_string")
-    def test_run_filter_turnitin_submission_disabled(self, mock_from_string: Mock, mock_modulestore: Mock):
+    @patch("platform_plugin_turnitin.extensions.filters.enabled_in_course")
+    def test_run_filter_turnitin_submission_disabled(self, mock_enabled_in_course: Mock):
         """
         Test `run_filter` method when Turnitin submission is disabled.
 
         Expected result: The dictionary contains the same context and template name.
         """
-        mock_from_string.return_value.course_key = "test_course_key"
-        mock_modulestore.return_value.get_course.return_value = Mock(
-            other_course_settings={"ENABLE_TURNITIN_SUBMISSION": False},
-        )
+        mock_enabled_in_course.return_value = False
 
         result = self.pipeline_step.run_filter(self.context, self.template_name)
 
         self.assertEqual(result["context"], self.context)
         self.assertEqual(result["template_name"], self.template_name)
 
-    @patch("platform_plugin_turnitin.extensions.filters.modulestore")
-    @patch.object(UsageKey, "from_string")
+    @patch("platform_plugin_turnitin.extensions.filters.enabled_in_course")
     @override_settings(ENABLE_TURNITIN_SUBMISSION=True)
-    def test_run_filter_turnitin_submission_enabled_by_global_setting(
-        self, mock_from_string: Mock, mock_modulestore: Mock
-    ):
+    def test_run_filter_turnitin_submission_enabled_by_global_setting(self, mock_enabled_in_course: Mock):
         """
         Test `run_filter` method when Turnitin submission is enabled by the global setting.
 
@@ -51,23 +43,16 @@ def test_run_filter_turnitin_submission_enabled_by_global_setting(
 
         self.assertEqual(result["context"], self.context)
         self.assertEqual(result["template_name"], self.new_template_name)
-        mock_from_string.assert_not_called()
-        mock_modulestore.assert_not_called()
-
-    @patch("platform_plugin_turnitin.extensions.filters.modulestore")
-    @patch.object(UsageKey, "from_string")
-    def test_run_filter_turnitin_submission_enabled_by_course_setting(
-        self, mock_from_string: Mock, mock_modulestore: Mock
-    ):
+        mock_enabled_in_course.assert_not_called()
+
+    @patch("platform_plugin_turnitin.extensions.filters.enabled_in_course")
+    def test_run_filter_turnitin_submission_enabled_by_course_setting(self, mock_enabled_in_course: Mock):
         """
         Test `run_filter` method when Turnitin submission is enabled by the course setting.
 
         Expected result: The dictionary contains the context and the new template name.
         """
-        mock_from_string.return_value.course_key = "test_course_key"
-        mock_modulestore.return_value.get_course.return_value = Mock(
-            other_course_settings={"ENABLE_TURNITIN_SUBMISSION": True},
-        )
+        mock_enabled_in_course.return_value = True
 
         result = self.pipeline_step.run_filter(self.context, self.template_name)
 
diff --git a/platform_plugin_turnitin/tests/test_handlers.py b/platform_plugin_turnitin/tests/test_handlers.py
index f13bcf5..e37f97d 100644
--- a/platform_plugin_turnitin/tests/test_handlers.py
+++ b/platform_plugin_turnitin/tests/test_handlers.py
@@ -12,44 +12,49 @@ class TestHandlers(TestCase):
     """Tests for the handlers module."""
 
     def setUp(self) -> None:
-        self.submission = Mock(location="test_block_id")
-
-    @patch("platform_plugin_turnitin.handlers.call_ora_submission_created_task")
-    @patch("platform_plugin_turnitin.handlers.modulestore")
-    @patch("platform_plugin_turnitin.handlers.UsageKey")
-    def test_ora_submission_created_all_disabled(
-        self, mock_usage_key: Mock, mock_modulestore: Mock, mock_call_task: Mock
-    ):
-        """Test `ora_submission_created` when Turnitin submission is disabled globally and for the course."""
-        mock_usage_key.from_string.return_value.course_key = "course_key"
-        mock_modulestore.return_value.get_course.return_value = Mock(
-            other_course_settings={"ENABLE_TURNITIN_SUBMISSION": False},
+        self.submission = Mock(
+            uuid="submission_uuid",
+            location="block_id",
+            anonymous_user_id="user_id",
+            answer=Mock(parts=[], file_names=[], file_urls=[]),
         )
 
+    @patch("platform_plugin_turnitin.handlers.ora_submission_created_task.delay")
+    @patch("platform_plugin_turnitin.handlers.enabled_in_course")
+    def test_ora_submission_created_all_disabled(self, mock_enabled_in_course: Mock, mock_call_task: Mock):
+        """Test `ora_submission_created` when Turnitin submission is disabled globally and for the course."""
+        mock_enabled_in_course.return_value = False
+
         ora_submission_created(self.submission)
 
         mock_call_task.assert_not_called()
 
     @override_settings(ENABLE_TURNITIN_SUBMISSION=True)
-    @patch("platform_plugin_turnitin.handlers.call_ora_submission_created_task")
+    @patch("platform_plugin_turnitin.handlers.ora_submission_created_task.delay")
     def test_ora_submission_created_global_enabled(self, mock_call_task: Mock):
         """Test `ora_submission_created` when Turnitin submission is enabled globally."""
         ora_submission_created(self.submission)
 
-        mock_call_task.assert_called_once_with(self.submission)
+        mock_call_task.assert_called_once_with(
+            self.submission.uuid,
+            self.submission.anonymous_user_id,
+            self.submission.answer.parts,
+            self.submission.answer.file_names,
+            self.submission.answer.file_urls,
+        )
 
-    @patch("platform_plugin_turnitin.handlers.call_ora_submission_created_task")
-    @patch("platform_plugin_turnitin.handlers.modulestore")
-    @patch("platform_plugin_turnitin.handlers.UsageKey")
-    def test_ora_submission_created_course_enabled(
-        self, mock_usage_key: Mock, mock_modulestore: Mock, mock_call_task: Mock
-    ):
+    @patch("platform_plugin_turnitin.handlers.ora_submission_created_task.delay")
+    @patch("platform_plugin_turnitin.handlers.enabled_in_course")
+    def test_ora_submission_created_course_enabled(self, mock_enabled_in_course: Mock, mock_call_task: Mock):
         """Test `ora_submission_created` when Turnitin submission is enabled for the course."""
-        mock_usage_key.from_string.return_value.course_key = "course_key"
-        mock_modulestore.return_value.get_course.return_value = Mock(
-            other_course_settings={"ENABLE_TURNITIN_SUBMISSION": True},
-        )
+        mock_enabled_in_course.return_value = True
 
         ora_submission_created(self.submission)
 
-        mock_call_task.assert_called_once_with(self.submission)
+        mock_call_task.assert_called_once_with(
+            self.submission.uuid,
+            self.submission.anonymous_user_id,
+            self.submission.answer.parts,
+            self.submission.answer.file_names,
+            self.submission.answer.file_urls,
+        )