1 files changed, 82 insertions, 0 deletions
diff --git a/b2g/chrome/content/test/mochitest/RecordingStatusHelper.js b/b2g/chrome/content/test/mochitest/RecordingStatusHelper.js
new file mode 100644
index 000000000..5e3e6814e
--- /dev/null
+++ b/b2g/chrome/content/test/mochitest/RecordingStatusHelper.js
@@ -0,0 +1,82 @@
+'use strict';
+
+// resolve multiple promise in parallel
+function expectAll(aValue) {
+  let deferred = new Promise(function(resolve, reject) {
+    let countdown = aValue.length;
+    let resolutionValues = new Array(countdown);
+
+    for (let i = 0; i < aValue.length; i++) {
+      let index = i;
+      aValue[i].then(function(val) {
+        resolutionValues[index] = val;
+        if (--countdown === 0) {
+          resolve(resolutionValues);
+        }
+      }, reject);
+    }
+  });
+
+  return deferred;
+}
+
+function TestInit() {
+  let url = SimpleTest.getTestFileURL("RecordingStatusChromeScript.js")
+  let script = SpecialPowers.loadChromeScript(url);
+
+  let helper = {
+    finish: function () {
+      script.destroy();
+    },
+    fakeShutdown: function () {
+      script.sendAsyncMessage('fake-content-shutdown', {});
+    }
+  };
+
+  script.addMessageListener('chrome-event', function (message) {
+    if (helper.hasOwnProperty('onEvent')) {
+      helper.onEvent(message);
+    } else {
+      ok(false, 'unexpected message: ' + JSON.stringify(message));
+    }
+  });
+
+  script.sendAsyncMessage("init-chrome-event", {
+    type: 'recording-status'
+  });
+
+  return Promise.resolve(helper);
+}
+
+function expectEvent(expected, eventHelper) {
+  return new Promise(function(resolve, reject) {
+    eventHelper.onEvent = function(message) {
+      delete eventHelper.onEvent;
+      ok(message, JSON.stringify(message));
+      is(message.type, 'recording-status', 'event type: ' + message.type);
+      is(message.active, expected.active, 'recording active: ' + message.active);
+      is(message.isAudio, expected.isAudio, 'audio recording active: ' + message.isAudio);
+      is(message.isVideo, expected.isVideo, 'video recording active: ' + message.isVideo);
+      resolve(eventHelper);
+    };
+    info('waiting for recording-status');
+  });
+}
+
+function expectStream(params, callback) {
+  return new Promise(function(resolve, reject) {
+    var req = navigator.mozGetUserMedia(
+      params,
+      function(stream) {
+        ok(true, 'create media stream');
+        callback(stream);
+        resolve();
+      },
+      function(err) {
+        ok(false, 'fail to create media stream');
+        reject(err);
+      }
+    );
+    info('waiting for gUM result');
+  });
+}