122 lines
4.0 KiB
Plaintext
122 lines
4.0 KiB
Plaintext
import stdio
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import t, c
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# ============================================================
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# 继承测试：字段展平 + vtable 继承 + 方法覆盖
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# ============================================================
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# ============================================================
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# 基类 Animal（有虚方法）
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# ============================================================
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@t.CVTable
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class Animal:
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name: t.CInt
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def __init__(self, n: t.CInt):
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self.name = n
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def GetName(self) -> t.CInt:
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return self.name
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def Speak(self) -> t.CInt:
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return 0
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# ============================================================
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# 子类 Dog（继承 Animal，覆盖 Speak，新增字段和方法）
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# ============================================================
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class Dog(Animal):
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breed: t.CInt
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def __init__(self, n: t.CInt, b: t.CInt):
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self.name = n
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self.breed = b
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def Speak(self) -> t.CInt:
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return 1
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def GetBreed(self) -> t.CInt:
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return self.breed
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# ============================================================
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# 子类 Cat（继承 Animal，不覆盖 Speak，新增字段和方法）
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# ============================================================
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class Cat(Animal):
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color: t.CInt
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def __init__(self, n: t.CInt, col: t.CInt):
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self.name = n
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self.color = col
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def GetColor(self) -> t.CInt:
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return self.color
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# ============================================================
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# 主函数
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# ============================================================
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def inherit_test() -> int:
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# ============================================================
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# 测试 1: 基类 Animal
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# ============================================================
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stdio.printf("inherit: === Test 1: Base Class ===\n")
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a: Animal = Animal(42)
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aname: int = a.GetName()
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stdio.printf("inherit: a.GetName()=%d (expected 42)\n", aname)
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if aname != 42:
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stdio.printf("[FAIL] a.GetName()=%d expected 42\n", aname)
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return 1
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aspeak: int = a.Speak()
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stdio.printf("inherit: a.Speak()=%d (expected 0)\n", aspeak)
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if aspeak != 0:
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stdio.printf("[FAIL] a.Speak()=%d expected 0\n", aspeak)
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return 1
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# ============================================================
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# 测试 2: 子类 Dog（覆盖 Speak，继承 GetName）
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# ============================================================
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stdio.printf("inherit: === Test 2: Dog (override Speak) ===\n")
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d: Dog = Dog(100, 7)
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dname: int = d.GetName()
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stdio.printf("inherit: d.GetName()=%d (expected 100)\n", dname)
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if dname != 100:
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stdio.printf("[FAIL] d.GetName()=%d expected 100\n", dname)
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return 1
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dspeak: int = d.Speak()
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stdio.printf("inherit: d.Speak()=%d (expected 1)\n", dspeak)
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if dspeak != 1:
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stdio.printf("[FAIL] d.Speak()=%d expected 1\n", dspeak)
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return 1
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dbreed: int = d.GetBreed()
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stdio.printf("inherit: d.GetBreed()=%d (expected 7)\n", dbreed)
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if dbreed != 7:
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stdio.printf("[FAIL] d.GetBreed()=%d expected 7\n", dbreed)
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return 1
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# ============================================================
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# 测试 3: 子类 Cat（不覆盖 Speak，继承 GetName）
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# ============================================================
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stdio.printf("inherit: === Test 3: Cat (inherit Speak) ===\n")
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ct: Cat = Cat(200, 3)
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cname: int = ct.GetName()
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stdio.printf("inherit: ct.GetName()=%d (expected 200)\n", cname)
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if cname != 200:
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stdio.printf("[FAIL] ct.GetName()=%d expected 200\n", cname)
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return 1
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cspeak: int = ct.Speak()
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stdio.printf("inherit: ct.Speak()=%d (expected 0)\n", cspeak)
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if cspeak != 0:
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stdio.printf("[FAIL] ct.Speak()=%d expected 0\n", cspeak)
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return 1
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ccolor: int = ct.GetColor()
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stdio.printf("inherit: ct.GetColor()=%d (expected 3)\n", ccolor)
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if ccolor != 3:
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stdio.printf("[FAIL] ct.GetColor()=%d expected 3\n", ccolor)
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return 1
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stdio.printf("inherit: === All Tests Passed ===\n")
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return 0
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