cosmopolitan/test/libc/str/str_test.c

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/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/bits/bits.h"
#include "libc/str/str.h"
#include "libc/testlib/testlib.h"
TEST(strlen16, testEmpty) {
EXPECT_EQ(0, strlen16(u""));
}
TEST(strlen16, testAscii) {
EXPECT_EQ(5, strlen16(u"hello"));
}
TEST(strlen16, testUnicode) {
EXPECT_EQ(28, strlen16(u"αcτµαlly pδrταblε εxεcµταblε"));
}
TEST(strclen, testAegeanNumberSupplementaryPlane) {
EXPECT_EQ(36, strlen("𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
EXPECT_EQ(18, strlen16(u"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
EXPECT_EQ(9, wcslen(L"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
EXPECT_EQ(9, strclen("𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
EXPECT_EQ(9, strclen16(u"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
EXPECT_EQ(9, wcslen(L"𐄷𐄸𐄹𐄺𐄻𐄼𐄽𐄾𐄿"));
}
TEST(strlen16, testCoolKidNulTerminator) {
EXPECT_EQ(2, strlen16((const char16_t *)"\x00\xd8\x00\xdc\x00"));
}