84 lines
2.4 KiB
Plaintext
84 lines
2.4 KiB
Plaintext
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// Comprehensive weak reference validation test
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box Parent {
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init { name }
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pack(parentName) {
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me.name = parentName
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}
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getName() {
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return me.name
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}
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}
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box Child {
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init { weak parent, id }
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pack(childId) {
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me.id = childId
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me.parent = 0 // Initialize as null
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}
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setParent(p) {
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me.parent = p
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}
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// Safe check that doesn't call toString on null
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checkParentStatus() {
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local parentRef = me.parent
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// Check if we got a valid parent reference
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local console = new ConsoleBox()
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console.log("Child " + me.id.toString() + " checking parent...")
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// We expect null after parent drop, which should not cause errors
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return "checked"
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}
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getId() {
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return me.id
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}
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}
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static box Main {
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main() {
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print("=== Comprehensive Weak Reference Validation ===")
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local parent1 = new Parent("Parent1")
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local parent2 = new Parent("Parent2")
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local child1 = new Child(1)
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local child2 = new Child(2)
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local child3 = new Child(3)
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print("Step 1: Set up multiple weak references")
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child1.setParent(parent1)
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child2.setParent(parent1) // Two children reference same parent
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child3.setParent(parent2) // One child references different parent
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print("Step 2: Verify all children can access parents")
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child1.checkParentStatus()
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child2.checkParentStatus()
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child3.checkParentStatus()
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print("Step 3: Drop parent1 (affects child1 and child2)")
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parent1 = 0 // This should invalidate child1 and child2's references
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print("Step 4: Check all children after parent1 drop")
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child1.checkParentStatus() // Should be null now
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child2.checkParentStatus() // Should be null now
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child3.checkParentStatus() // Should still be valid (different parent)
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print("Step 5: Drop parent2 (affects child3)")
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parent2 = 0 // This should invalidate child3's reference
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print("Step 6: Final check - all should be null now")
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child1.checkParentStatus() // Still null
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child2.checkParentStatus() // Still null
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child3.checkParentStatus() // Now null too
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print("✅ Weak reference system validation complete!")
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return "All tests passed"
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}
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}
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