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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/

#include "uv.h"
#include "task.h"
#include <string.h>

#define PATHMAX 1024
extern char executable_path[];

TEST_IMPL(get_currentexe) {
  char buffer[PATHMAX];
  size_t size;
  char* match;
  char* path;
  int r;

  size = sizeof(buffer) / sizeof(buffer[0]);
  r = uv_exepath(buffer, &size);
  ASSERT(!r);

  /* uv_exepath can return an absolute path on darwin, so if the test runner
* was run with a relative prefix of "./", we need to strip that prefix off
* executable_path or we'll fail. */
  if (executable_path[0] == '.' && executable_path[1] == '/') {
    path = executable_path + 2;
  } else {
    path = executable_path;
  }

  match = strstr(buffer, path);
  /* Verify that the path returned from uv_exepath is a subdirectory of executable_path */
  ASSERT(match && !strcmp(match, path));
  ASSERT(size == strlen(buffer));

  /* Negative tests */
  size = sizeof(buffer) / sizeof(buffer[0]);
  r = uv_exepath(NULL, &size);
  ASSERT(r == -1);

  r = uv_exepath(buffer, NULL);
  ASSERT(r == -1);

  return 0;
}
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