136 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			136 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			Python
		
	
	
	
#!/usr/bin/env python3
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"""
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Test for Issue #12: Forbid GridPoint/GridPointState instantiation
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This test verifies that GridPoint and GridPointState cannot be instantiated
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directly from Python, as they should only be created internally by the C++ code.
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"""
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import mcrfpy
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import sys
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def test_gridpoint_instantiation():
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    """Test that GridPoint and GridPointState cannot be instantiated"""
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    print("=== Testing GridPoint/GridPointState Instantiation Prevention (Issue #12) ===\n")
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    tests_passed = 0
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    tests_total = 0
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    # Test 1: Try to instantiate GridPoint
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    print("--- Test 1: GridPoint instantiation ---")
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    tests_total += 1
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    try:
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        point = mcrfpy.GridPoint()
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        print("✗ FAIL: GridPoint() should not be allowed")
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    except TypeError as e:
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        print(f"✓ PASS: GridPoint instantiation correctly prevented: {e}")
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        tests_passed += 1
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    except Exception as e:
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        print(f"✗ FAIL: Unexpected error: {e}")
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    # Test 2: Try to instantiate GridPointState
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    print("\n--- Test 2: GridPointState instantiation ---")
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    tests_total += 1
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    try:
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        state = mcrfpy.GridPointState()
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        print("✗ FAIL: GridPointState() should not be allowed")
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    except TypeError as e:
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        print(f"✓ PASS: GridPointState instantiation correctly prevented: {e}")
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        tests_passed += 1
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    except Exception as e:
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        print(f"✗ FAIL: Unexpected error: {e}")
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    # Test 3: Verify GridPoint can still be obtained from Grid
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    print("\n--- Test 3: GridPoint obtained from Grid.at() ---")
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    tests_total += 1
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    try:
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        grid = mcrfpy.Grid(10, 10)
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        point = grid.at(5, 5)
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        print(f"✓ PASS: GridPoint obtained from Grid.at(): {point}")
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        print(f"  Type: {type(point).__name__}")
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        tests_passed += 1
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    except Exception as e:
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        print(f"✗ FAIL: Could not get GridPoint from Grid: {e}")
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    # Test 4: Verify GridPointState can still be obtained from GridPoint
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    print("\n--- Test 4: GridPointState obtained from GridPoint ---")
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    tests_total += 1
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    try:
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        # GridPointState is accessed through GridPoint's click handler
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        # Let's check if we can access point properties that would use GridPointState
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        if hasattr(point, 'walkable'):
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            print(f"✓ PASS: GridPoint has expected properties")
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            print(f"  walkable: {point.walkable}")
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            print(f"  transparent: {point.transparent}")
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            tests_passed += 1
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        else:
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            print("✗ FAIL: GridPoint missing expected properties")
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    except Exception as e:
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        print(f"✗ FAIL: Error accessing GridPoint properties: {e}")
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    # Test 5: Try to call the types directly (alternative syntax)
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    print("\n--- Test 5: Alternative instantiation attempts ---")
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    tests_total += 1
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    all_prevented = True
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    # Try various ways to instantiate
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    attempts = [
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        ("mcrfpy.GridPoint.__new__(mcrfpy.GridPoint)", 
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         lambda: mcrfpy.GridPoint.__new__(mcrfpy.GridPoint)),
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        ("type(point)()", 
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         lambda: type(point)() if 'point' in locals() else None),
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    ]
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    for desc, func in attempts:
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        try:
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            if func:
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                result = func()
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                print(f"✗ FAIL: {desc} should not be allowed")
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                all_prevented = False
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        except (TypeError, AttributeError) as e:
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            print(f"  ✓ Correctly prevented: {desc}")
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        except Exception as e:
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            print(f"  ? Unexpected error for {desc}: {e}")
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    if all_prevented:
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        print("✓ PASS: All alternative instantiation attempts prevented")
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        tests_passed += 1
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    else:
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        print("✗ FAIL: Some instantiation attempts succeeded")
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    # Summary
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    print(f"\n=== SUMMARY ===")
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    print(f"Tests passed: {tests_passed}/{tests_total}")
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    if tests_passed == tests_total:
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        print("\nIssue #12 FIXED: GridPoint/GridPointState instantiation properly forbidden!")
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    else:
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        print("\nIssue #12: Some tests failed")
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    return tests_passed == tests_total
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def run_test(runtime):
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    """Timer callback to run the test"""
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    try:
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        # First verify the types exist
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        print("Checking that GridPoint and GridPointState types exist...")
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        print(f"GridPoint type: {mcrfpy.GridPoint}")
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        print(f"GridPointState type: {mcrfpy.GridPointState}")
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        print()
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        success = test_gridpoint_instantiation()
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        print("\nOverall result: " + ("PASS" if success else "FAIL"))
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    except Exception as e:
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        print(f"\nTest error: {e}")
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        import traceback
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        traceback.print_exc()
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        print("\nOverall result: FAIL")
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    sys.exit(0)
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# Set up the test scene
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mcrfpy.createScene("test")
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mcrfpy.setScene("test")
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# Schedule test to run after game loop starts
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mcrfpy.setTimer("test", run_test, 100) |