X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=ccan%2Ftal%2Fpath%2Ftest%2Frun-pushd.c;fp=ccan%2Ftal%2Fpath%2Ftest%2Frun-pushd.c;h=dc3f2eaefbb75705f0ac9116b2e922de7876955f;hb=892f59bdc1830443f87ad3aaeddaab2eeefb5937;hp=0000000000000000000000000000000000000000;hpb=1322fd3377cc817720f7552a80d56dba447bcfea;p=ccan

diff --git a/ccan/tal/path/test/run-pushd.c b/ccan/tal/path/test/run-pushd.c
new file mode 100644
index 00000000..dc3f2eae
--- /dev/null
+++ b/ccan/tal/path/test/run-pushd.c
@@ -0,0 +1,75 @@
+#include <ccan/tal/path/path.h>
+#include <ccan/tal/path/path.c>
+#include <ccan/tap/tap.h>
+
+int main(void)
+{
+	struct path_pushd *pd;
+	char path1[1024], path2[1024], *ctx = tal_strdup(NULL, "ctx");
+
+	/* This is how many tests you plan to run */
+	plan_tests(19);
+
+	/* Test pushd/popd */
+	if (!getcwd(path1, sizeof(path1)))
+		abort();
+
+	pd = path_pushd(NULL, "non-existent-dir");
+	ok1(errno == ENOENT);
+	ok1(!pd);
+
+	errno = -100;
+	pd = path_pushd(ctx, take(tal_strdup(ctx, "non-existent-dir")));
+	ok1(errno == ENOENT);
+	ok1(!pd);
+	ok1(!tal_first(ctx));
+
+	errno = -100;
+	pd = path_pushd(ctx, take(NULL));
+	ok1(!pd);
+	ok1(!tal_first(ctx));
+	ok1(errno == -100);
+
+	pd = path_pushd(ctx, "/tmp");
+	ok1(pd);
+	ok1(tal_parent(pd) == ctx);
+
+	if (!getcwd(path2, sizeof(path2)))
+		abort();
+
+	ok1(streq(path2, "/tmp"));
+	path_popd(pd);
+
+	if (!getcwd(path2, sizeof(path2)))
+		abort();
+	ok1(streq(path2, path1));
+
+	pd = path_pushd(ctx, take(tal_strdup(ctx, "/tmp")));
+	ok1(pd);
+	ok1(tal_parent(pd) == ctx);
+	path_popd(pd);
+	if (!getcwd(path2, sizeof(path2)))
+		abort();
+	ok1(streq(path2, path1));
+	ok1(!tal_first(ctx));
+
+	/* Without fchdir, we can't push a path which no longer exists. */
+	if (mkdir("run-pushd-dir", 0700) != 0)
+		abort();
+	if (chdir("run-pushd-dir") != 0)
+		abort();
+	if (rmdir("../run-pushd-dir") != 0)
+		abort();
+
+	pd = path_pushd(ctx, path1);
+#if HAVE_FCHDIR
+	ok1(pd);
+	ok1(path_popd(pd));
+#else
+	ok1(errno == ENOENT);
+	ok1(!pd);
+#endif
+	ok1(!tal_first(ctx));
+	tal_free(ctx);
+	return exit_status();
+}