Refactored Database management to allow isolated integration tests

tests/fixtures/test_database.py

@@ -0,0 +1,56 @@
+import tempfile
+import os
+import shutil
+from pathlib import Path
+
+
+class TestDatabaseManager:
+  """Manager for temporary test databases"""
+  
+  @staticmethod
+  def create_temp_db_path():
+    """Create a unique temporary path for test database"""
+    temp_dir = tempfile.mkdtemp(prefix="test_mmt_")
+    return os.path.join(temp_dir, "test_tools.db")
+  
+  @staticmethod
+  def setup_test_environment(db_path):
+    """Configure environment to use test database"""
+    os.environ["DB_PATH"] = db_path
+    os.environ["ADMIN_EMAIL"] = "test.admin@test.com"
+    os.environ["ADMIN_PASSWORD"] = "TestAdmin123"
+    os.environ["SECRET_KEY"] = "test-secret-key-for-e2e-tests"
+  
+  @staticmethod
+  def inject_test_database(db_path):
+    """Inject test database instance into the application"""
+    # Import here to avoid circular imports
+    from src.core.user_database import Database, set_user_db
+    
+    # Create test database instance
+    test_db = Database(db_path)
+    
+    # Set it as the active instance
+    set_user_db(test_db)
+    
+    return test_db
+  
+  @staticmethod
+  def cleanup_test_db(db_path):
+    """Clean up temporary database"""
+    if os.path.exists(db_path):
+      # Clean up the complete temporary directory
+      temp_dir = os.path.dirname(db_path)
+      if os.path.exists(temp_dir):
+        shutil.rmtree(temp_dir, ignore_errors=True)
+  
+  @staticmethod
+  def restore_original_environment(original_env):
+    """Restore original environment"""
+    for key, value in original_env.items():
+      if value is None:
+        # Variable didn't exist before
+        if key in os.environ:
+          del os.environ[key]
+      else:
+        os.environ[key] = value

tests/fixtures/test_users.py

@@ -0,0 +1,61 @@
+"""Test user definitions for E2E authentication testing"""
+
+
+class TestUsers:
+  """Class containing test user data"""
+  
+  # Admin user (automatically created on startup)
+  ADMIN = {
+      "email": "test.admin@test.com",
+      "password": "TestAdmin123"
+  }
+  
+  # Regular user to create for certain tests
+  REGULAR_USER = {
+      "username": "testuser",
+      "email": "user@test.com",
+      "password": "TestUser123"
+  }
+  
+  # Failed authentication test cases
+  INVALID_CREDENTIALS = [
+      {
+          "name": "wrong_password",
+          "email": "test.admin@test.com",
+          "password": "wrongpass",
+          "expected_error": "Invalid email or password"
+      },
+      {
+          "name": "nonexistent_user",
+          "email": "nonexistent@test.com",
+          "password": "TestAdmin123",
+          "expected_error": "Invalid email or password"
+      },
+      {
+          "name": "invalid_email_format",
+          "email": "invalid.email",
+          "password": "TestAdmin123",
+          "expected_error": "Invalid email or password"
+      },
+      {
+          "name": "empty_email",
+          "email": "",
+          "password": "TestAdmin123",
+          "expected_error": "Email and password are required"
+      },
+      {
+          "name": "empty_password",
+          "email": "test.admin@test.com",
+          "password": "",
+          "expected_error": "Email and password are required"
+      }
+  ]
+  
+  # Protected URLs to test for unauthorized access
+  PROTECTED_URLS = [
+      "/",
+      "/admin",
+      "/repositories",
+      "/workflows",
+      "/applications"
+  ]