cosmopolitan/test/libc/alg/replacestr_test.inc

39 lines
2.4 KiB
PHP

/*-*- 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 │
│ │
│ This program is free software; you can redistribute it and/or modify │
│ it under the terms of the GNU General Public License as published by │
│ the Free Software Foundation; version 2 of the License. │
│ │
│ This program is distributed in the hope that it will be useful, but │
│ WITHOUT ANY WARRANTY; without even the implied warranty of │
│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
│ General Public License for more details. │
│ │
│ You should have received a copy of the GNU General Public License │
│ along with this program; if not, write to the Free Software │
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
TEST(REPLACESTR, demo) {
EXPECT_STREQ(S("hello friends"),
REPLACESTR(S("hello world"), S("world"), S("friends")));
EXPECT_STREQ(S("bbbbbbbb"), REPLACESTR(S("aaaa"), S("a"), S("bb")));
}
TEST(REPLACESTR, emptyString) {
EXPECT_STREQ(S(""), REPLACESTR(S(""), S("x"), S("y")));
}
TEST(REPLACESTR, emptyNeedle) {
EXPECT_EQ(NULL, REPLACESTR(S("a"), S(""), S("a")));
EXPECT_EQ(EINVAL, errno);
}
TEST(REPLACESTR, needleInReplacement_doesntExplode) {
EXPECT_STREQ(S("xxxxxxx"), REPLACESTR(S("x"), S("x"), S("xxxxxxx")));
}