Files
Viper_RegressionTesting/FormatStringTest/App/main.vp
T
TermiNexus f5544eed80 chore(syntax): DefineTest/FormatStringTest 迁移到 cif/defined() 条件编译
DefineTest 的条件编译用例(基础/elif-else/cifdef-cifndef/平台宏/嵌套/表达式/跨模块/守卫)全部改写为 cif-celif-celse + defined();FormatStringTest 的 isptr 判断由 c.CIf 改为 cif;README 同步新语法口径。
2026-10-07 19:02:56 +08:00

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from stdint import *
import t, c
import ctraits
import stdio
import testcheck
# FormatStringTest - format string regression test
export def main() -> int:
testcheck.begin("FormatStringTest: Format String Regression")
b: str = "hello world"
for i in b:
stdio.printf("%c\n", i)
b += 1
print(b-11)
l: t.CArray[u64] = [0, 43, 2, 3, 4]
l[0] = 1000
for i in l:
stdio.printf("%llu\n", i)
print("Value: ", f"0x{ULONGLONG(0x11)}")
print("ULL Hex: ", f"0x{ULONGLONG(0x11):016X}")
print("LL Hex: ", f"{LONGLONG(0x11):016X}")
print("ULL Dec: ", f"{ULONGLONG(42):d}")
print("LL Dec: ", f"{LONGLONG(42):d}")
print("Hex: ", f"{0x11:016X}")
print("Dec: ", f"{42:d}")
print("Float: ", f"{3.14159:.2f}")
# f-string assignment: must build a string, not printf directly
s: str = f"Value=0x{ULONGLONG(42)}, Hex=0x{ULONGLONG(0x11):016X}"
print("Assigned: ", s)
# ctraits.isptr compile-time type check.
# &s is i8** (char**); implicit pointer casts require matching depth, so annotate str*.
ptr_var: str* = &s
val_var: int = 42
cif ctraits.isptr(ptr_var):
print("ptr_var is pointer")
cif not ctraits.isptr(val_var):
print("val_var is not pointer")
testcheck.section("placeholder")
testcheck.ok("testcheck framework ready")
testcheck.info("placeholder test")
return testcheck.end()