cosmopolitan/test/libc/str/strtok_r_test.c

65 lines
3.4 KiB
C

/*-*- 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/str/str.h"
#include "libc/testlib/testlib.h"
TEST(strtok_r, testEmpty) {
static const char *const kInput = "";
static const char *const kSeparators = "/";
char *s = strcpy(tmalloc(strlen(kInput) + 1), kInput);
char *state;
EXPECT_EQ(NULL, strtok_r(s, kSeparators, &state));
tfree(s);
}
TEST(strtok_r, test) {
static const char *const kInput = ".,lol..cat..";
static const char *const kSeparators = ".,";
char *s = strcpy(tmalloc(strlen(kInput) + 1), kInput);
char *state;
EXPECT_STREQ("lol", strtok_r(s, kSeparators, &state));
EXPECT_STREQ("cat", strtok_r(NULL, kSeparators, &state));
EXPECT_EQ(NULL, strtok_r(NULL, kSeparators, &state));
EXPECT_EQ(NULL, strtok_r(NULL, kSeparators, &state));
tfree(s);
}
TEST(strtok, test) {
static const char *const kInput = ".,lol..cat..";
static const char *const kSeparators = ".,";
char *s = strcpy(tmalloc(strlen(kInput) + 1), kInput);
EXPECT_STREQ("lol", strtok(s, kSeparators));
EXPECT_STREQ("cat", strtok(NULL, kSeparators));
EXPECT_EQ(NULL, strtok(NULL, kSeparators));
EXPECT_EQ(NULL, strtok(NULL, kSeparators));
tfree(s);
}
TEST(strtok_r, testHostsTxtLine) {
static const char *const kInput = "203.0.113.1 lol.example. lol";
static const char *const kSeparators = " \t";
char *s = strcpy(tmalloc(strlen(kInput) + 1), kInput);
char *state;
EXPECT_STREQ("203.0.113.1", strtok_r(s, kSeparators, &state));
EXPECT_STREQ("lol.example.", strtok_r(NULL, kSeparators, &state));
EXPECT_STREQ("lol", strtok_r(NULL, kSeparators, &state));
EXPECT_EQ(NULL, strtok_r(NULL, kSeparators, &state));
tfree(s);
}