1 files changed, 78 insertions, 0 deletions
diff --git a/lib/libc/tests/gen/fts_misc_test.c b/lib/libc/tests/gen/fts_misc_test.c
new file mode 100644
index 000000000000..91640078f63c
--- /dev/null
+++ b/lib/libc/tests/gen/fts_misc_test.c
@@ -0,0 +1,78 @@
+/*-
+ * Copyright (c) 2025 Klara, Inc.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#include <sys/stat.h>
+
+#include <fcntl.h>
+#include <fts.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <atf-c.h>
+
+#include "fts_test.h"
+
+ATF_TC(fts_unrdir);
+ATF_TC_HEAD(fts_unrdir, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "unreadable directories");
+	atf_tc_set_md_var(tc, "require.user", "unprivileged");
+}
+ATF_TC_BODY(fts_unrdir, tc)
+{
+	ATF_REQUIRE_EQ(0, mkdir("dir", 0755));
+	ATF_REQUIRE_EQ(0, mkdir("dir/unr", 0100));
+	ATF_REQUIRE_EQ(0, mkdir("dir/unx", 0400));
+	fts_test(tc, &(struct fts_testcase){
+		    (char *[]){ "dir", NULL },
+		    FTS_PHYSICAL,
+		    (struct fts_expect[]){
+			    { FTS_D,	"dir",	"dir" },
+			    { FTS_D,	"unr",	"unr" },
+			    { FTS_DNR,	"unr",	"unr" },
+			    { FTS_D,	"unx",	"unx" },
+			    { FTS_DP,	"unx",	"unx" },
+			    { FTS_DP,	"dir",	"dir" },
+			    { 0 }
+		    },
+	    });
+}
+
+ATF_TC(fts_unrdir_nochdir);
+ATF_TC_HEAD(fts_unrdir_nochdir, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "unreadable directories (nochdir)");
+	atf_tc_set_md_var(tc, "require.user", "unprivileged");
+}
+ATF_TC_BODY(fts_unrdir_nochdir, tc)
+{
+	ATF_REQUIRE_EQ(0, mkdir("dir", 0755));
+	ATF_REQUIRE_EQ(0, mkdir("dir/unr", 0100));
+	ATF_REQUIRE_EQ(0, mkdir("dir/unx", 0400));
+	fts_test(tc, &(struct fts_testcase){
+		    (char *[]){ "dir", NULL },
+		    FTS_PHYSICAL | FTS_NOCHDIR,
+		    (struct fts_expect[]){
+			    { FTS_D,	"dir",	"dir" },
+			    { FTS_D,	"unr",	"dir/unr" },
+			    { FTS_DNR,	"unr",	"dir/unr" },
+			    { FTS_D,	"unx",	"dir/unx" },
+			    { FTS_DP,	"unx",	"dir/unx" },
+			    { FTS_DP,	"dir",	"dir" },
+			    { 0 }
+		    },
+	    });
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+	fts_check_debug();
+	ATF_TP_ADD_TC(tp, fts_unrdir);
+	ATF_TP_ADD_TC(tp, fts_unrdir_nochdir);
+	return (atf_no_error());
+}