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https://github.com/jart/cosmopolitan.git
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47 lines
2.6 KiB
C
47 lines
2.6 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/str/str.h"
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#include "libc/intrin/bits.h"
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#include "libc/testlib/testlib.h"
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TEST(strlen16, testEmpty) {
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EXPECT_EQ(0, strlen16(u""));
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}
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TEST(strlen16, testAscii) {
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EXPECT_EQ(5, strlen16(u"hello"));
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}
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TEST(strlen16, testUnicode) {
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EXPECT_EQ(28, strlen16(u"αcτµαlly pδrταblε εxεcµταblε"));
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}
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TEST(len, testAegeanNumberSupplementaryPlane) {
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EXPECT_EQ(36, strlen("𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
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EXPECT_EQ(18, strlen16(u"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
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EXPECT_EQ(9, wcslen(L"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
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EXPECT_EQ(9, wcslen(L"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
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}
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TEST(strlen16, testCoolKidNulTerminator) {
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union {
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uint8_t s8[6];
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char16_t s16[3];
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} u = {.s8 = {0x00, 0xd8, 0x00, 0xdc, 0x00, 0x00}};
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EXPECT_EQ(2, strlen16(u.s16));
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}
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