/*-*- 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 2022 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/errno.h"
#include "libc/nexgen32e/gettls.h"
#include "libc/nexgen32e/threaded.h"
#include "libc/runtime/runtime.h"
#include "libc/testlib/testlib.h"

static char tib[64];

TEST(tls, test) {
  errno = 31337;
  EXPECT_EQ(31337, errno);
  EXPECT_EQ(&__errno, __errno_location());
  __initialize_tls(tib);
  *(int *)((char *)tib + 0x38) = gettid();
  *(int *)((char *)tib + 0x3c) = __errno;
  __install_tls(tib);
  EXPECT_EQ(31337, errno);
  EXPECT_EQ(tib, __get_tls());
  EXPECT_EQ(tib, __get_tls_inline());
  EXPECT_EQ(tib + 0x3c, (char *)__errno_location());
}