1 files changed, 9 insertions, 0 deletions
diff --git a/js/mkdir_test.ts b/js/mkdir_test.ts
index ed275bd36..4f82401dc 100644
--- a/js/mkdir_test.ts
+++ b/js/mkdir_test.ts
@@ -9,6 +9,15 @@ testPerm({ write: true }, function mkdirSyncSuccess() {
   assert(pathInfo.isDirectory());
 });
 
+testPerm({ write: true }, function mkdirSyncMode() {
+  const path = deno.makeTempDirSync() + "/dir/subdir";
+  deno.mkdirSync(path, 0o755); // no perm for x
+  const pathInfo = deno.statSync(path);
+  if (pathInfo.mode !== null) { // Skip windows
+    assertEqual(pathInfo.mode & 0o777, 0o755);
+  }
+});
+
 testPerm({ write: false }, function mkdirSyncPerm() {
   let err;
   try {