test-homedir.c

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#include "uv.h"
#include "task.h"
#include <string.h>
 
#define PATHMAX 4096
#define SMALLPATH 1
 
TEST_IMPL(homedir) {
  char homedir[PATHMAX];
  size_t len;
  int r;
 
  /* Test the normal case */
  len = sizeof homedir;
  homedir[0] = '\0';
  ASSERT(strlen(homedir) == 0);
  r = uv_os_homedir(homedir, &len);
  ASSERT(r == 0);
  ASSERT(strlen(homedir) == len);
  ASSERT(len > 0);
  ASSERT(homedir[len] == '\0');
 
#ifdef _WIN32
  if (len == 3 && homedir[1] == ':')
    ASSERT(homedir[2] == '\\');
  else
    ASSERT(homedir[len - 1] != '\\');
#else
  if (len == 1)
    ASSERT(homedir[0] == '/');
  else
    ASSERT(homedir[len - 1] != '/');
#endif
 
  /* Test the case where the buffer is too small */
  len = SMALLPATH;
  r = uv_os_homedir(homedir, &len);
  ASSERT(r == UV_ENOBUFS);
  ASSERT(len > SMALLPATH);
 
  /* Test invalid inputs */
  r = uv_os_homedir(NULL, &len);
  ASSERT(r == UV_EINVAL);
  r = uv_os_homedir(homedir, NULL);
  ASSERT(r == UV_EINVAL);
  len = 0;
  r = uv_os_homedir(homedir, &len);
  ASSERT(r == UV_EINVAL);
 
  return 0;
}