1 files changed, 107 insertions, 0 deletions
diff --git a/dom/base/test/test_audioWindowUtils.html b/dom/base/test/test_audioWindowUtils.html
new file mode 100644
index 000000000..a6067cfd6
--- /dev/null
+++ b/dom/base/test/test_audioWindowUtils.html
@@ -0,0 +1,107 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test for audio controller in windows</title>
+  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<iframe src="about:blank" id="iframe"></iframe>
+<script type="application/javascript">
+
+function runTest() {
+  var utils = SpecialPowers.wrap(window).
+        QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor).
+        getInterface(SpecialPowers.Ci.nsIDOMWindowUtils);
+  ok(utils, "nsIDOMWindowUtils");
+
+  is(utils.audioMuted, false, "By default utils.audioMuted is false");
+  utils.audioMuted = true;
+  is(utils.audioMuted, true, "utils.audioMuted is true");
+  utils.audioMuted = false;
+  is(utils.audioMuted, false, "utils.audioMuted is true");
+
+  is(utils.audioVolume, 1.0, "By default utils.audioVolume is 1.0");
+  utils.audioVolume = 0.4;
+  is(utils.audioVolume.toFixed(2), "0.40", "utils.audioVolume is ok");
+  utils.audioMuted = true;
+  is(utils.audioMuted, true, "utils.audioMuted is true");
+  is(utils.audioVolume.toFixed(2), "0.40", "utils.audioVolume is ok");
+  utils.audioMuted = false;
+
+  utils.audioVolume = 2.0;
+  is(utils.audioVolume, 2.0, "utils.audioVolume is ok");
+
+  try {
+    utils.audioVolume = -42;
+    ok(false, "This should throw");
+  } catch(e) {
+    ok(true, "This should throw");
+  }
+
+  utils.audioVolume = 0;
+  is(utils.audioVolume, 0.0, "utils.audioVolume is ok");
+  utils.audioVolume = 1.0;
+  is(utils.audioVolume, 1.0, "utils.audioVolume is ok");
+
+  var iframe = document.getElementById("iframe");
+  ok(iframe, "IFrame exists");
+
+  utils = SpecialPowers.wrap(iframe.contentWindow).
+        QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor).
+        getInterface(SpecialPowers.Ci.nsIDOMWindowUtils);
+  ok(utils, "nsIDOMWindowUtils");
+
+  is(utils.audioMuted, false, "By default utils.audioMuted is false");
+  utils.audioMuted = true;
+  is(utils.audioMuted, true, "utils.audioMuted is true");
+  utils.audioMuted = false;
+  is(utils.audioMuted, false, "utils.audioMuted is true");
+
+  is(utils.audioVolume, 1.0, "By default utils.audioVolume is 1.0");
+  utils.audioVolume = 0.4;
+  is(utils.audioVolume.toFixed(2), "0.40", "utils.audioVolume is ok");
+  utils.audioMuted = true;
+  is(utils.audioMuted, true, "utils.audioMuted is true");
+  is(utils.audioVolume.toFixed(2), "0.40", "utils.audioVolume is ok");
+  utils.audioMuted = false;
+
+  utils.audioVolume = 2.0;
+  is(utils.audioVolume, 2.0, "utils.audioVolume is ok");
+
+  try {
+    utils.audioVolume = -42;
+    ok(false, "This should throw");
+  } catch(e) {
+    ok(true, "This should throw");
+  }
+
+  utils.audioVolume = 0;
+  is(utils.audioVolume, 0.0, "utils.audioVolume is ok");
+  utils.audioVolume = 0.6;
+  is(utils.audioVolume.toFixed(2), "0.60", "utils.audioVolume is ok");
+  utils.audioMuted = true;
+
+  // Navigate the iframe to another URL, and verify that the volume and muted
+  // information is preserved.
+  iframe.onload = function() {
+    utils = SpecialPowers.wrap(iframe.contentWindow).
+          QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor).
+          getInterface(SpecialPowers.Ci.nsIDOMWindowUtils);
+    ok(utils, "nsIDOMWindowUtils");
+
+    ok(utils.audioMuted, "Audio should still be muted");
+    utils.audioMuted = false;
+    ok(utils.audioVolume.toFixed(2), "0.60", "Volume should be preserved");
+
+    SimpleTest.finish();
+  };
+  iframe.src = "data:text/html,page";
+}
+
+onload = runTest;
+SimpleTest.waitForExplicitFinish();
+
+</script>
+</body>
+</html>