1 files changed, 60 insertions, 0 deletions
diff --git a/testing/web-platform/tests/service-workers/service-worker/postmessage.https.html b/testing/web-platform/tests/service-workers/service-worker/postmessage.https.html
new file mode 100644
index 000000000..a6f665179
--- /dev/null
+++ b/testing/web-platform/tests/service-workers/service-worker/postmessage.https.html
@@ -0,0 +1,60 @@
+<!DOCTYPE html>
+<title>Service Worker: postMessage</title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="resources/test-helpers.sub.js"></script>
+<script>
+async_test(function(t) {
+    var scope = 'resources/blank.html';
+    var registration;
+    var worker;
+    service_worker_unregister_and_register(
+        t, 'resources/postmessage-worker.js', scope)
+      .then(function(r) {
+          registration = r;
+          worker = registration.installing;
+          var messageChannel = new MessageChannel();
+          messageChannel.port1.onmessage = t.step_func(onMessage);
+          worker.postMessage({port: messageChannel.port2},
+                              [messageChannel.port2]);
+          worker.postMessage({value: 1});
+          worker.postMessage({value: 2});
+          worker.postMessage({done: true});
+        })
+      .catch(unreached_rejection(t));
+
+    var result = [];
+    var expected = [
+      'Acking value: 1',
+      'Acking value: 2',
+    ];
+
+    function onMessage(e) {
+      var message = e.data;
+      if (message === 'quit') {
+        assert_array_equals(result, expected,
+                            'Worker should post back expected values.');
+        postMessageToRedundantWorker();
+      } else {
+        result.push(message);
+      }
+    };
+
+    function postMessageToRedundantWorker() {
+      registration.unregister(scope)
+        .then(function() {
+            return wait_for_state(t, worker, 'redundant');
+          })
+        .then(function() {
+            assert_equals(worker.state, 'redundant');
+            assert_throws(
+              {name:'InvalidStateError'},
+              function() { worker.postMessage(''); },
+              'Calling postMessage on a redundant ServiceWorker should ' +
+                  'throw InvalidStateError.');
+            t.done();
+          })
+        .catch(unreached_rejection(t));
+    }
+  }, 'postMessage to a ServiceWorker (and back via MessagePort)');
+</script>