1 files changed, 81 insertions, 0 deletions
diff --git a/dom/tests/mochitest/gamepad/test_gamepad_hidden_frame_iframe.html b/dom/tests/mochitest/gamepad/test_gamepad_hidden_frame_iframe.html
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index 0000000000..60ad2edd01
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+++ b/dom/tests/mochitest/gamepad/test_gamepad_hidden_frame_iframe.html
@@ -0,0 +1,81 @@
+<!-- Any copyright is dedicated to the Public Domain.
+   - http://creativecommons.org/publicdomain/zero/1.0/ -->
+<!DOCTYPE HTML>
+<html>
+<head>
+  <title>Test hidden frames</title>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+<script type="text/javascript" src="mock_gamepad.js"></script>
+<script class="testbody" type="text/javascript">
+let ok = window.parent.ok;
+let is = window.parent.is;
+let SimpleTest = window.parent.SimpleTest;
+let SpecialPowers = window.parent.SpecialPowers;
+
+window.addEventListener("gamepadbuttondown", function() {
+  // Wait to ensure that all frames received the button press as well.
+ SpecialPowers.executeSoon(tests[testNum++]);
+});
+
+async function pressButton() {
+  await GamepadService.newButtonEvent(index, 0, true, true);
+  await GamepadService.newButtonEvent(index, 0, false, false);
+}
+
+function setFrameVisible(f, visible) {
+  SpecialPowers.wrap(f.contentWindow).browsingContext.isActive = visible;
+}
+
+var frames_loaded = 0;
+async function startTest() {
+  frames_loaded++;
+  if (frames_loaded != 2) return;
+  index = await GamepadService.addGamepad("test gamepad", // id
+                              GamepadService.standardMapping,
+                              GamepadService.noHand,
+                              4, // buttons
+                              2,
+                              0,
+                              0,
+                              0);
+
+  await gamepad_loaded();
+}
+var f1, f2;
+async function gamepad_loaded() {
+  f1 = document.getElementById('f1');
+  f2 = document.getElementById('f2');
+  await pressButton();
+}
+
+
+
+var testNum = 0;
+var tests = [
+  test1,
+  test2,
+];
+
+function test1() {
+  is(f1.contentWindow.buttonPresses, 1, "right number of button presses in frame 1");
+  is(f2.contentWindow.buttonPresses, 1, "right number of button presses in frame 2");
+
+  // Now hide the second frame and send another button press.
+  setFrameVisible(f2, false);
+  SpecialPowers.executeSoon( async () => { await pressButton(); });
+}
+
+async function test2() {
+  is(f1.contentWindow.buttonPresses, 2, "right number of button presses in frame 1");
+  is(f2.contentWindow.buttonPresses, 1, "right number of button presses in frame 2");
+  await GamepadService.removeGamepad(index);
+  SimpleTest.finish();
+}
+
+</script>
+<iframe id="f1" src="gamepad_frame.html" onload="runGamepadTest(startTest)"></iframe>
+<iframe id="f2" src="gamepad_frame.html" onload="runGamepadTest(startTest)"></iframe>
+</body>
+</html>