1 files changed, 24 insertions, 0 deletions
diff --git a/dom/url/tests/file_url.jsm b/dom/url/tests/file_url.jsm
new file mode 100644
index 0000000000..6be99f2931
--- /dev/null
+++ b/dom/url/tests/file_url.jsm
@@ -0,0 +1,24 @@
+var EXPORTED_SYMBOLS = ["checkFromJSM"];
+
+function checkFromJSM(ok, is) {
+  var url = new URL("http://www.example.com");
+  is(url.href, "http://www.example.com/", "JSM should have URL");
+
+  var url2 = new URL("/foobar", url);
+  is(
+    url2.href,
+    "http://www.example.com/foobar",
+    "JSM should have URL - based on another URL"
+  );
+
+  var blob = new Blob(["a"]);
+  url = URL.createObjectURL(blob);
+  ok(url, "URL is created!");
+
+  var u = new URL(url);
+  ok(u, "URL created");
+  is(u.origin, "null", "Url doesn't have an origin if created in a JSM");
+
+  URL.revokeObjectURL(url);
+  ok(true, "URL is revoked");
+}