/*-*- 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.                                                │
╚─────────────────────────────────────────────────────────────────────────────*/

TEST(T(strrchr), test) {
  EXPECT_EQ(NULL, strrchr(S("hello"), C('z')));
  EXPECT_STREQ(S("lo"), strrchr(S("hello"), C('l')));
  EXPECT_STREQ(S("llo"), strchr(S("hello"), C('l')));
  EXPECT_STREQ(S("hello"), strrchr(S("hello"), C('h')));
  EXPECT_STREQ(S("ello"), strrchr(S("hello"), C('e')));
  EXPECT_STREQ(S("o"), strrchr(S("hello"), C('o')));
}

TEST(T(strrchr), simdVectorStuffIsntBroken) {
  EXPECT_EQ(NULL, strrchr(S("--------------------------------"), C('x')));
  EXPECT_STREQ(S("x"), strrchr(S("-------------------------------x"), C('x')));
  EXPECT_STREQ(S("x-------------------------------"),
               strrchr(S("x-------------------------------"), C('x')));
  EXPECT_STREQ(S("x") S("z-------------------------------"),
               strrchr(S("x") S("z-------------------------------"), C('x')));
  EXPECT_STREQ(S("x-------------------------------")
                   S("y-------------------------------"),
               strrchr(S("x-------------------------------")
                           S("y-------------------------------"),
                       C('x')));
  EXPECT_STREQ(S("x") S("z-------------------------------")
                   S("y-------------------------------"),
               strrchr(S("x") S("z-------------------------------")
                           S("y-------------------------------"),
                       C('x')));
}