TermiNexus
ee6461be46
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。
90 lines
4.3 KiB
Plaintext
90 lines
4.3 KiB
Plaintext
from stdint import *
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import w32.win32console
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import t, c
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from t import CInt, CExport
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import stdio
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import stdlib
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import string
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import testcheck
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def main() -> CInt | CExport:
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w32.win32console.SetConsoleCP(65001)
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w32.win32console.SetConsoleOutputCP(65001)
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testcheck.begin("== 重载和 is 地址比较测试")
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# === Test 1: str == str value compare ===
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testcheck.section("Test 1: str == str 值比较")
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s1: str = "hello"
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s2: str = "hello"
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s3: str = "world"
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# i8* == compares addresses (C-like); use strcmp for content compare
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testcheck.check(string.strcmp(s1, s2) == 0, "str == str (same value) OK", "str == str (same value) FAILED")
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testcheck.check(string.strcmp(s1, s3) != 0, "str != str (diff value) OK", "str != str (diff value) FAILED")
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# === Test 2: str != str ===
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testcheck.section("Test 2: str != str")
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testcheck.check(string.strcmp(s1, s3) != 0, "str != str (diff) OK", "str != str (diff) FAILED")
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testcheck.check(string.strcmp(s1, s2) == 0, "str == str (same) via != OK", "str == str (same) via != FAILED")
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# === Test 3: str == literal ===
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testcheck.section("Test 3: str == literal")
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testcheck.check(string.strcmp(s1, "hello") == 0, "str == literal OK", "str == literal FAILED")
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testcheck.check(string.strcmp(s1, "world") != 0, "str != literal OK", "str != literal FAILED")
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# === Test 4: str is str address compare ===
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testcheck.section("Test 4: str is str address compare")
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# s1 and s2 are distinct variables with different addresses
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testcheck.check(not (s1 is s2), "str is str (diff addr) OK", "str is str (diff addr) FAILED")
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# s1 is s1 is True (same variable)
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testcheck.check(s1 is s1, "str is self OK", "str is self FAILED")
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# === Test 5: int == int ===
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testcheck.section("Test 5: int == int")
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i1: int = 42
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i2: int = 42
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i3: int = 99
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testcheck.check(i1 == i2, "int == int (same) OK", "int == int (same) FAILED")
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testcheck.check(not (i1 == i3), "int != int (diff) OK", "int != int (diff) FAILED")
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# === Test 6: None compare ===
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testcheck.section("Test 6: None compare")
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null_ptr: str = None
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testcheck.check(null_ptr == None, "ptr == None OK", "ptr == None FAILED")
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testcheck.check(not (s1 == None), "str != None OK", "str != None FAILED")
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# === Test 7: int vs None (None on int is implicitly 0) ===
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# Unified semantics: x is None, x == None and x == 0 agree (and negations)
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testcheck.section("Test 7: int vs None")
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nz: int = 7
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zr: int = 0
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# nonzero int => not None
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testcheck.check(not (nz is None), "int(7) is None -> false OK", "int(7) is None FAILED")
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testcheck.check(nz is not None, "int(7) is not None -> true OK", "int(7) is not None FAILED")
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testcheck.check(not (nz == None), "int(7) == None -> false OK", "int(7) == None FAILED")
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testcheck.check(nz != None, "int(7) != None -> true OK", "int(7) != None FAILED")
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# zero => equivalent to None
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testcheck.check(zr is None, "int(0) is None -> true OK", "int(0) is None FAILED")
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testcheck.check(not (zr is not None), "int(0) is not None -> false OK", "int(0) is not None FAILED")
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testcheck.check(zr == None, "int(0) == None -> true OK", "int(0) == None FAILED")
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testcheck.check(not (zr != None), "int(0) != None -> false OK", "int(0) != None FAILED")
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# mirrored None-on-left direction
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testcheck.check(not (None is nz), "None is int(7) -> false OK", "None is int(7) FAILED")
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testcheck.check(None is zr, "None is int(0) -> true OK", "None is int(0) FAILED")
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# === Test 8: other int widths vs None (i8/i64, guards null-pointer load) ===
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testcheck.section("Test 8: char / sizet vs None")
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c8: char = 0
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c8nz: char = 65
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testcheck.check(c8 is None, "char(0) is None -> true OK", "char(0) is None FAILED")
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testcheck.check(c8nz is not None, "char(65) is not None -> true OK", "char(65) is not None FAILED")
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testcheck.check(c8 == None, "char(0) == None -> true OK", "char(0) == None FAILED")
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s64: sizet = 0
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s64nz: sizet = 4096
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testcheck.check(s64 is None, "sizet(0) is None -> true OK", "sizet(0) is None FAILED")
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testcheck.check(s64nz is not None, "sizet(4096) is not None -> true OK", "sizet(4096) is not None FAILED")
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testcheck.check(s64nz != None, "sizet(4096) != None -> true OK", "sizet(4096) != None FAILED")
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return testcheck.end()
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