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-rw-r--r--src/test/test-mount-util.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/src/test/test-mount-util.c b/src/test/test-mount-util.c
new file mode 100644
index 0000000..6986405
--- /dev/null
+++ b/src/test/test-mount-util.c
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <sys/mount.h>
+
+#include "alloc-util.h"
+#include "mount-util.h"
+#include "string-util.h"
+#include "tests.h"
+
+static void test_mount_option_mangle(void) {
+ char *opts = NULL;
+ unsigned long f;
+
+ assert_se(mount_option_mangle(NULL, MS_RDONLY|MS_NOSUID, &f, &opts) == 0);
+ assert_se(f == (MS_RDONLY|MS_NOSUID));
+ assert_se(opts == NULL);
+
+ assert_se(mount_option_mangle("", MS_RDONLY|MS_NOSUID, &f, &opts) == 0);
+ assert_se(f == (MS_RDONLY|MS_NOSUID));
+ assert_se(opts == NULL);
+
+ assert_se(mount_option_mangle("ro,nosuid,nodev,noexec", 0, &f, &opts) == 0);
+ assert_se(f == (MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC));
+ assert_se(opts == NULL);
+
+ assert_se(mount_option_mangle("ro,nosuid,nodev,noexec,mode=755", 0, &f, &opts) == 0);
+ assert_se(f == (MS_RDONLY|MS_NOSUID|MS_NODEV|MS_NOEXEC));
+ assert_se(streq(opts, "mode=755"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("rw,nosuid,foo,hogehoge,nodev,mode=755", 0, &f, &opts) == 0);
+ assert_se(f == (MS_NOSUID|MS_NODEV));
+ assert_se(streq(opts, "foo,hogehoge,mode=755"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("rw,nosuid,nodev,noexec,relatime,net_cls,net_prio", MS_RDONLY, &f, &opts) == 0);
+ assert_se(f == (MS_NOSUID|MS_NODEV|MS_NOEXEC|MS_RELATIME));
+ assert_se(streq(opts, "net_cls,net_prio"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("rw,nosuid,nodev,relatime,size=1630748k,mode=700,uid=1000,gid=1000", MS_RDONLY, &f, &opts) == 0);
+ assert_se(f == (MS_NOSUID|MS_NODEV|MS_RELATIME));
+ assert_se(streq(opts, "size=1630748k,mode=700,uid=1000,gid=1000"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("size=1630748k,rw,gid=1000,,,nodev,relatime,,mode=700,nosuid,uid=1000", MS_RDONLY, &f, &opts) == 0);
+ assert_se(f == (MS_NOSUID|MS_NODEV|MS_RELATIME));
+ assert_se(streq(opts, "size=1630748k,gid=1000,mode=700,uid=1000"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("rw,exec,size=8143984k,nr_inodes=2035996,mode=755", MS_RDONLY|MS_NOSUID|MS_NOEXEC|MS_NODEV, &f, &opts) == 0);
+ assert_se(f == (MS_NOSUID|MS_NODEV));
+ assert_se(streq(opts, "size=8143984k,nr_inodes=2035996,mode=755"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("rw,relatime,fmask=0022,,,dmask=0022", MS_RDONLY, &f, &opts) == 0);
+ assert_se(f == MS_RELATIME);
+ assert_se(streq(opts, "fmask=0022,dmask=0022"));
+ opts = mfree(opts);
+
+ assert_se(mount_option_mangle("rw,relatime,fmask=0022,dmask=0022,\"hogehoge", MS_RDONLY, &f, &opts) < 0);
+}
+
+int main(int argc, char *argv[]) {
+ test_setup_logging(LOG_DEBUG);
+
+ test_mount_option_mangle();
+
+ return 0;
+}