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Viper_RegressionTesting/GenericTest3/App/main.vp
T
TermiNexus ee6461be46 chore(comments): Test 仓注释英文化(R11)
把 81 个 .vp 文件的中文 # 注释与三引号文档串改写为简洁英文,每个连续注释块 <=2 行;运行时中文字符串字面量(testcheck.begin/print 等用户可见消息)保持原样。骨架比对 HEAD 与工作区 112 文件漂移 0,全量 77/77 顺序回归通过。
2026-10-05 22:43:38 +08:00

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import t
import stdio
import testcheck
# Test 1: generic function with explicit type arg - basic call
# def xxx[T](x: int) then call xxx[T](x)
def double[T](x: int) -> int:
return x * 2
def test_explicit_type_arg():
testcheck.section("Test 1: explicit type arg xxx[T](x)")
r: int = double[int](21)
testcheck.check(r == 42, "double[t.CInt](21) = 42", "expect 42")
# Test 2: generic function with explicit type arg - multiple call types
def identity[T](x: int) -> int:
return x
def test_identity_explicit():
testcheck.section("Test 2: identity[T](x)")
r1: int = identity[int](10)
r2: int = identity[int](20)
testcheck.check(r1 == 10 and r2 == 20, "identity[t.CInt](10)=10 (20)=20", "expect 10 20")
# Test 3: generic function with explicit type arg - T as parameter type
def add_one[T](x: T) -> T:
return x + T(1)
def test_add_one_explicit():
testcheck.section("Test 3: add_one[T](x) with T param")
r: int = add_one[int](41)
testcheck.check(r == 42, "add_one[t.CInt](41) = 42", "expect 42")
# Test 4: generic function with explicit type arg - mixed inference
def test_mixed_inference_explicit():
testcheck.section("Test 4: mixed inference and explicit")
# Inferred
r1: int = add_one(99)
# Explicit
r2: int = add_one[int](99)
testcheck.check(r1 == 100 and r2 == 100, "add_one(99)=100 add_one[t.CInt](99)=100", "expect 100 100")
def main() -> int:
testcheck.begin("GenericTest3: 手动传类型参数 xxx[T](x)")
test_explicit_type_arg()
test_identity_explicit()
test_add_one_explicit()
test_mixed_inference_explicit()
return testcheck.end()