Files
Viper_RegressionTesting/ClosureCallTest/App/main.vp
T
TermiNexus f5da836fbb chore(test): 迁移测试夹具到新语法
机械规则 R2/R3/R4/R6/R7/R8/R13 + R16 保守子集,共 86 文件 2127 行。R1(T | t.CPtr)与 R12(while 下标循环)未做,仍列为待办。全量 77/77 顺序回归通过。
2026-10-05 19:59:02 +08:00

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import t
import stdio
import testcheck
# ============================================================
# ClosureCallTest - t.CPtr 函数指针调用最小化复现
#
# closure_test.py 中 f: t.CPtr = make_counter() 后调用 f() 报错:
# Undefined function: 'f'
# 根因:f 是 t.CPtr(i8*),line 322 检查 pointee 是 FunctionType 失败
# ============================================================
# nonlocal 关键字测试:嵌套函数修改外层局部变量
def make_counter() -> t.CPtr:
count: int = 0
# 内部函数(闭包)捕获 count
def counter() -> int:
nonlocal count
count = count + 1
return count
return counter
def test_closure_call():
"""验证 t.CPtr 函数指针调用"""
testcheck.section("Closure call via t.CPtr")
f: t.CPtr = make_counter()
v: int = f()
testcheck.check(v == 1, "f() first call = 1", "expect 1")
def main() -> int:
testcheck.begin("ClosureCallTest: t.CPtr function pointer call")
test_closure_call()
return testcheck.end()