269 lines
8.3 KiB
Python
269 lines
8.3 KiB
Python
import t
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import stdio
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import c
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import testcheck
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# ============================================================
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# Test 1: 泛型函数 - 不同整数类型特化
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# ============================================================
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def square[T](x: T) -> T:
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return x * x
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def test_generic_square_types():
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testcheck.section("Test 1: generic square with different types")
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r1: t.CInt = square(5)
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r2: t.CInt = square(10)
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testcheck.check(r1 == 25 and r2 == 100, "square (5^2=25 10^2=100)", "square expect 25 100")
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# ============================================================
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# Test 2: 泛型函数 - 三参数
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# ============================================================
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def clamp[T](val: T, lo: T, hi: T) -> T:
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if val < lo:
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return lo
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if val > hi:
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return hi
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return val
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def test_generic_clamp():
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testcheck.section("Test 2: generic clamp")
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r1: t.CInt = clamp(5, 0, 10)
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r2: t.CInt = clamp(-3, 0, 10)
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r3: t.CInt = clamp(15, 0, 10)
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testcheck.check(r1 == 5 and r2 == 0 and r3 == 10, "clamp (5 0 10)", "clamp expect 5 0 10")
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# ============================================================
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# Test 3: 泛型类 - Stack[T]
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# ============================================================
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class Stack[T]():
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data: t.CArray[t.CInt, 16]
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top: t.CInt
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def __init__(self):
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self.top = 0
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def push(self, val: T):
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self.data[self.top] = t.CInt(val)
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self.top += 1
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def pop(self) -> T:
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self.top -= 1
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return T(self.data[self.top])
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def is_empty(self) -> t.CInt:
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if self.top == 0:
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return 1
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return 0
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def size_of(self) -> t.CSizeT:
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return self.__sizeof__()
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def type_size(self) -> t.CSizeT:
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return Stack[T].__sizeof__()
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def test_generic_stack():
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testcheck.section("Test 3: generic Stack[T]")
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s = Stack()
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s.push(10)
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s.push(20)
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s.push(30)
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r1: t.CInt = s.pop()
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r2: t.CInt = s.pop()
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r3: t.CInt = s.pop()
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testcheck.check(r1 == 30 and r2 == 20 and r3 == 10, "Stack (pop=30 20 10)", "Stack expect 30 20 10")
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# ============================================================
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# Test 4: 泛型函数 - swap via pointer
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# ============================================================
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class IntPair:
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a: t.CInt
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b: t.CInt
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def generic_swap[T](p: IntPair | t.CPtr):
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tmp: t.CInt = c.Deref(p).a
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c.Deref(p).a = c.Deref(p).b
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c.Deref(p).b = tmp
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def test_generic_swap():
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testcheck.section("Test 4: generic swap via pointer")
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p: IntPair = IntPair()
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p.a = 100
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p.b = 200
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generic_swap(c.Addr(p))
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testcheck.check(p.a == 200 and p.b == 100, "swap (a=200 b=100)", "swap expect 200 100")
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# ============================================================
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# Test 5: 泛型类 - Range[T] 迭代器
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# ============================================================
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class Range[T]():
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start: T
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end_val: T
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step: T
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def __init__(self, s: T, e: T, st: T):
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self.start = T(s)
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self.end_val = T(e)
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self.step = T(st)
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def sum_all(self) -> T:
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result: T = T(0)
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i: T = self.start
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while i < self.end_val:
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result = result + i
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i = i + self.step
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return result
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def test_generic_range():
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testcheck.section("Test 5: generic Range[T]")
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r = Range(0, 10, 1) # 0+1+2+...+9=45
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s: t.CInt = r.sum_all()
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testcheck.check(s == 45, "Range sum (0..9=45)", "Range sum expect 45")
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# ============================================================
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# Test 6: 泛型函数 - 数组求和（非泛型数组参数）
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# ============================================================
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def array_sum(arr: t.CArray[t.CInt, 8], n: t.CInt) -> t.CInt:
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result: t.CInt = 0
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for i in range(n):
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result += arr[i]
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return result
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def test_generic_array_sum():
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testcheck.section("Test 6: array sum")
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arr: t.CArray[t.CInt, 8] = [0]
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for i in range(8):
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arr[i] = (i + 1) * 10
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s: t.CInt = array_sum(arr, 8)
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testcheck.check(s == 360, "array sum (360)", "array sum expect 360")
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# ============================================================
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# Test 7: 泛型函数 - 比较并返回较大值
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# ============================================================
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def max_of_three[T](a: T, b: T, c_val: T) -> T:
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m: T = a
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if b > m:
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m = b
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if c_val > m:
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m = c_val
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return m
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def test_generic_max_three():
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testcheck.section("Test 7: generic max of three")
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r1: t.CInt = max_of_three(1, 2, 3)
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r2: t.CInt = max_of_three(10, 30, 20)
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r3: t.CInt = max_of_three(50, 50, 50)
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testcheck.check(r1 == 3 and r2 == 30 and r3 == 50, "max3 (3 30 50)", "max3 expect 3 30 50")
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# ============================================================
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# Test 8: 泛型类 - 带方法的容器
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# ============================================================
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class Container[T]():
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values: t.CArray[t.CInt, 8]
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size: t.CInt
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def __init__(self):
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self.size = 0
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def add(self, v: T):
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self.values[self.size] = t.CInt(v)
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self.size += 1
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def get(self, idx: t.CInt) -> T:
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return T(self.values[idx])
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def contains(self, v: T) -> t.CInt:
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for i in range(self.size):
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if self.values[i] == t.CInt(v):
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return 1
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return 0
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def total(self) -> T:
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result: T = T(0)
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for i in range(self.size):
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result = result + T(self.values[i])
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return result
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def test_generic_container():
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testcheck.section("Test 8: generic Container[T]")
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c = Container()
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c.add(10)
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c.add(20)
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c.add(30)
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has20: t.CInt = c.contains(20)
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has99: t.CInt = c.contains(99)
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total: t.CInt = c.total()
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testcheck.check(has20 == 1 and has99 == 0 and total == 60, "Container (has20=1 has99=0 total=60)", "Container expect 1 0 60")
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# ============================================================
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# Test 9: 泛型函数 - 阶乘
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# ============================================================
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def factorial[T](n: T) -> T:
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result: T = T(1)
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i: T = T(2)
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while i <= n:
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result = result * i
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i = i + T(1)
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return result
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def test_generic_factorial():
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testcheck.section("Test 9: generic factorial")
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r1: t.CInt = factorial(5)
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r2: t.CInt = factorial(10)
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testcheck.check(r1 == 120 and r2 == 3628800, "factorial (5!=120 10!=3628800)", "factorial expect 120 3628800")
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# ============================================================
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# Test 10: 泛型类 - 累加器
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# ============================================================
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class Accumulator[T]():
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total: T
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def __init__(self, start: T):
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self.total = T(start)
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def add_val(self, v: T):
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self.total = self.total + v
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def get_result(self) -> T:
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return self.total
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def test_generic_accumulator():
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testcheck.section("Test 10: generic Accumulator[T]")
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a = Accumulator(0)
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a.add_val(10)
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a.add_val(20)
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a.add_val(30)
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r: t.CInt = a.get_result()
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testcheck.check(r == 60, "Accumulator (result=60)", "Accumulator expect 60")
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# ============================================================
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# Test 11: 泛型结构体 sizeof (修复验证)
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# 特化后 Stack[int] = { [16 x i32], i32 } = 68 字节
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# 验证 obj.__sizeof__() 和类内部 self.__sizeof__() 均返回正确大小
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# ============================================================
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def test_generic_sizeof_bug():
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testcheck.section("Test 11: generic sizeof (fixed)")
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s = Stack()
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s.push(10)
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sz: t.CSizeT = s.__sizeof__()
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inner_sz: t.CSizeT = s.size_of()
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type_sz: t.CSizeT = s.type_size()
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stdio.printf("Stack[int] obj.__sizeof__() = %lu, self.__sizeof__() = %lu, Stack[T].__sizeof__() = %lu (expect 68)\n", sz, inner_sz, type_sz)
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testcheck.check(sz == 68, "obj.__sizeof__() == 68 OK", "obj.__sizeof__() FAILED")
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testcheck.check(inner_sz == 68, "self.__sizeof__() == 68 OK", "self.__sizeof__() FAILED")
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testcheck.check(type_sz == 68, "Stack[T].__sizeof__() == 68 OK", "Stack[T].__sizeof__() FAILED")
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def main() -> t.CInt:
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testcheck.begin("GenericTest2: Advanced Generic Tests")
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test_generic_square_types()
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test_generic_clamp()
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test_generic_stack()
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test_generic_swap()
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test_generic_range()
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test_generic_array_sum()
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test_generic_max_three()
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test_generic_container()
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test_generic_factorial()
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test_generic_accumulator()
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test_generic_sizeof_bug()
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return testcheck.end()
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