|  | - guard rail tests for nonexistent lookups in manager classes
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							|  | - custom exception for nonexistent Entity ID
 | 
						
						
						
							|  | - custom exception for nonexistent Component ID
 | 
						
						
						
							|  | - test component activation
 | 
						
						
						
							|  | - test component deactivation
 | 
						
						
						
							|  | - test component removal
 | 
						
						
						
							|  | - test entity destroy
 |