fix: resolve mypy type errors in test file

django/aiservice/core/languages/js_ts/test_testgen_error_messages.py

@@ -16,7 +16,7 @@ from core.shared.testgen_models import TestGenErrorResponseSchema, TestGenSchema
 
 
 @pytest.fixture
-def mock_request():
+def mock_request() -> MagicMock:
     """Create a mock authenticated request."""
     request = MagicMock()
     request.user = "test_user_id"
@@ -25,10 +25,10 @@ def mock_request():
 
 
 @pytest.fixture
-def test_data():
+def test_data() -> TestGenSchema:
     """Create test data for JavaScript testgen."""
     return TestGenSchema(
-        trace_id="test-trace-id-12345678-1234-1234-1234-123456789012",
+        trace_id="550e8400-e29b-41d4-a716-446655440000",
         source_code_being_tested="function add(a, b) { return a + b; }",
         function_to_optimize=FunctionToOptimize(file_path="/test/add.js", function_name="add", parents=[]),
         module_path="./add",
@@ -44,7 +44,7 @@ def test_data():
 
 
 @pytest.mark.asyncio
-async def test_timeout_error_returns_specific_message(mock_request, test_data):
+async def test_timeout_error_returns_specific_message(mock_request: MagicMock, test_data: TestGenSchema) -> None:
     """
     Test that LLM timeout errors return a specific message, not generic "Internal server error".
 
@@ -68,7 +68,7 @@ async def test_timeout_error_returns_specific_message(mock_request, test_data):
 
 
 @pytest.mark.asyncio
-async def test_rate_limit_error_returns_specific_message(mock_request, test_data):
+async def test_rate_limit_error_returns_specific_message(mock_request: MagicMock, test_data: TestGenSchema) -> None:
     """
     Test that rate limit errors return a specific message.
 
@@ -90,7 +90,7 @@ async def test_rate_limit_error_returns_specific_message(mock_request, test_data
 
 
 @pytest.mark.asyncio
-async def test_generic_error_returns_internal_error(mock_request, test_data):
+async def test_generic_error_returns_internal_error(mock_request: MagicMock, test_data: TestGenSchema) -> None:
     """
     Test that truly unexpected errors still return a generic message (for security).
     """