test: add tests for Phase 1 modules (rate_limit_decorators, monitor_stalled_steps, step_timeout, config_validator)

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>

tests/test_celery_worker.py

@@ -0,0 +1,98 @@
+"""
+Tests for app/celery_worker.py
+
+This module tests the Celery worker configuration, task imports, and beat schedule.
+"""
+
+import pytest
+from unittest.mock import MagicMock, patch, PropertyMock
+from celery.schedules import crontab
+
+
+@pytest.mark.unit
+class TestCeleryWorkerConfig:
+    """Test Celery worker configuration."""
+
+    def test_test_task_function(self):
+        """Test the test_task function returns expected value."""
+        from app.celery_worker import test_task
+        
+        result = test_task()
+        assert result == "Celery is working!"
+
+    def test_celery_instance_exists(self):
+        """Test that celery instance exists in module."""
+        from app import celery_worker
+        
+        assert hasattr(celery_worker, 'celery')
+        assert celery_worker.celery is not None
+
+    def test_task_routes_exists(self):
+        """Test that task routes configuration exists."""
+        from app import celery_worker
+        
+        # Task routes should be configured
+        assert hasattr(celery_worker.celery.conf, 'task_routes')
+
+    def test_all_task_imports_successful(self):
+        """Test that all task modules are imported successfully."""
+        # Just import the module to verify no import errors
+        from app import celery_worker
+        
+        # Module imported successfully
+        assert celery_worker is not None
+
+
+@pytest.mark.unit
+class TestBeatScheduleConfiguration:
+    """Test Celery beat schedule configuration."""
+
+    def test_beat_schedule_structure(self):
+        """Test that beat schedule has expected structure."""
+        from app.celery_worker import celery
+        
+        # Beat schedule should be a dictionary
+        assert isinstance(celery.conf.beat_schedule, dict)
+        
+        # Should include credential check tasks
+        assert 'check-credentials-regularly' in celery.conf.beat_schedule
+        assert 'check-credentials-daily' in celery.conf.beat_schedule
+        assert 'monitor-stalled-steps' in celery.conf.beat_schedule
+
+    def test_credential_check_schedule(self):
+        """Test credential check schedule configuration."""
+        from app.celery_worker import celery
+        
+        schedule = celery.conf.beat_schedule.get('check-credentials-regularly')
+        assert schedule is not None
+        assert schedule['task'] == 'app.tasks.check_credentials.check_credentials'
+        assert 'schedule' in schedule
+        assert schedule['options']['expires'] == 240
+
+    def test_daily_credential_check_schedule(self):
+        """Test daily credential check schedule."""
+        from app.celery_worker import celery
+        
+        schedule = celery.conf.beat_schedule.get('check-credentials-daily')
+        assert schedule is not None
+        assert schedule['task'] == 'app.tasks.check_credentials.check_credentials'
+        assert 'schedule' in schedule
+        assert schedule['options']['expires'] == 3600
+
+    def test_monitor_stalled_steps_schedule(self):
+        """Test monitor stalled steps schedule."""
+        from app.celery_worker import celery
+        
+        schedule = celery.conf.beat_schedule.get('monitor-stalled-steps')
+        assert schedule is not None
+        assert schedule['task'] == 'app.tasks.monitor_stalled_steps.monitor_stalled_steps'
+        assert 'schedule' in schedule
+        assert schedule['options']['expires'] == 55
+
+    def test_no_none_entries_in_beat_schedule(self):
+        """Test that None entries are filtered from beat schedule."""
+        from app.celery_worker import celery
+        
+        # No None values in beat schedule
+        for key, value in celery.conf.beat_schedule.items():
+            assert value is not None, f"Beat schedule entry '{key}' should not be None"