Bug 1124491 - Test HTMLMediaElement.isEncrypted attribute - r=cpearce

dom/media/test/manifest.js

@@ -677,6 +677,8 @@ function checkMetadata(msg, e, test) {
     ok(Math.abs(e.duration - test.duration) < 0.1,
        msg + " duration (" + e.duration + ") should be around " + test.duration);
   }
+  is(!!test.keys, SpecialPowers.do_lookupGetter(e, "isEncrypted").apply(e),
+     msg + " isEncrypted should be true if we have decryption keys");
 }
 
 // Returns the first test from candidates array which we can play with the

dom/media/test/test_eme_playback.html

@@ -56,6 +56,12 @@ function startTest(test, token)
 
   v.addEventListener("playing", function () { gotPlaying = true; });
 
+  v.addEventListener("loadedmetadata", function() {
+    ok(SpecialPowers.do_lookupGetter(v, "isEncrypted").apply(v),
+       TimeStamp(token) + " isEncrypted should be true");
+    is(v.isEncrypted, undefined, "isEncrypted should not be accessible from content");
+  });
+
   v.addEventListener("ended", function(ev) {
     ok(true, TimeStamp(token) + " got ended event");