git.ozlabs.org Git - ccan/blob - ccan/tal/path/test/run-pushd.c

   1 #include <ccan/tal/path/path.h>
   2 #include <ccan/tal/path/path.c>
   3 #include <ccan/tap/tap.h>
   4
   5 int main(void)
   6 {
   7         struct path_pushd *pd;
   8         char path1[1024], path2[1024], *ctx = tal_strdup(NULL, "ctx");
   9
  10         /* This is how many tests you plan to run */
  11         plan_tests(19);
  12
  13         /* Test pushd/popd */
  14         if (!getcwd(path1, sizeof(path1)))
  15                 abort();
  16
  17         pd = path_pushd(NULL, "non-existent-dir");
  18         ok1(errno == ENOENT);
  19         ok1(!pd);
  20
  21         errno = -100;
  22         pd = path_pushd(ctx, take(tal_strdup(ctx, "non-existent-dir")));
  23         ok1(errno == ENOENT);
  24         ok1(!pd);
  25         ok1(!tal_first(ctx));
  26
  27         errno = -100;
  28         pd = path_pushd(ctx, take(NULL));
  29         ok1(!pd);
  30         ok1(!tal_first(ctx));
  31         ok1(errno == -100);
  32
  33         pd = path_pushd(ctx, "/tmp");
  34         ok1(pd);
  35         ok1(tal_parent(pd) == ctx);
  36
  37         if (!getcwd(path2, sizeof(path2)))
  38                 abort();
  39
  40         ok1(streq(path2, "/tmp"));
  41         path_popd(pd);
  42
  43         if (!getcwd(path2, sizeof(path2)))
  44                 abort();
  45         ok1(streq(path2, path1));
  46
  47         pd = path_pushd(ctx, take(tal_strdup(ctx, "/tmp")));
  48         ok1(pd);
  49         ok1(tal_parent(pd) == ctx);
  50         path_popd(pd);
  51         if (!getcwd(path2, sizeof(path2)))
  52                 abort();
  53         ok1(streq(path2, path1));
  54         ok1(!tal_first(ctx));
  55
  56         /* Without fchdir, we can't push a path which no longer exists. */
  57         if (mkdir("run-pushd-dir", 0700) != 0)
  58                 abort();
  59         if (chdir("run-pushd-dir") != 0)
  60                 abort();
  61         if (rmdir("../run-pushd-dir") != 0)
  62                 abort();
  63
  64         pd = path_pushd(ctx, path1);
  65 #if HAVE_FCHDIR
  66         ok1(pd);
  67         ok1(path_popd(pd));
  68 #else
  69         ok1(errno == ENOENT);
  70         ok1(!pd);
  71 #endif
  72         ok1(!tal_first(ctx));
  73         tal_free(ctx);
  74         return exit_status();
  75 }