51 lines
1.4 KiB
Plaintext
51 lines
1.4 KiB
Plaintext
# Diamond Problem - 状態変更の重複実行テスト
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print("=== Diamond State Problem Test ===")
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# カウンター付きStringBox拡張
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box CounterString from StringBox {
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init { counter }
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birth(content) {
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from StringBox.birth(content)
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me.counter = 0
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print("CounterString.birth: counter = " + me.counter)
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}
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override toString() {
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me.counter = me.counter + 1 # ← 呼び出されるたびにカウントアップ
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print("CounterString.toString called: counter = " + me.counter)
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return "Counter[" + me.counter + "]: " + from StringBox.toString()
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}
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}
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# Diamond Problem - 状態変更が重複する
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box DoubleProblem from CounterString, StringBox {
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init { prob_data }
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birth(content) {
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from CounterString.birth(content)
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me.prob_data = "problem"
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print("DoubleProblem.birth called")
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}
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override toString() {
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print("DoubleProblem.toString called")
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# 同じCounterStringのcounterが2回増える？
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local a = from CounterString.toString() # counter++
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local b = from StringBox.toString() # 別のStringBox？
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return "Double[" + a + " | " + b + "]"
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}
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}
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# テスト実行
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print("\n--- Creating instance ---")
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local prob = new DoubleProblem("test")
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print("\n--- First toString call ---")
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print(prob.toString())
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print("\n--- Second toString call ---")
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print(prob.toString())
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print("\n=== Test completed ===") |