mirror of
https://github.com/classilla/tenfourfox.git
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111 lines
3.5 KiB
HTML
111 lines
3.5 KiB
HTML
<!DOCTYPE html>
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<html>
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<body>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<meta name='flags' content='interact'>
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<meta name="timeout" content="long">
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<p>Switch the page to background, then switch back in a minute.</p>
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<iframe src='about:blank'></iframe>
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<script>
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var eventVisibleTest = async_test("Test that a change event is fired when the page is visible.");
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var noEventHiddenTest = async_test("Test that change event is not fired when the page is not visible.");
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var orientationUnchangeHiddenTest = async_test("Test that screen.orientation keeps returning the same orientation when the page is not visible.");
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var orientationUpdateVisibleTest = async_test("Test that screen.orientation is updated once the page is visible again.");
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var frameEventsTest = async_test("Test that the iframe got as many events as the main frame.");
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var orientationChangeContinuation = null;
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var orientationChangeEventListenerCalls = 0;
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var orientationChangeEventListenerCallsForFrame = 0;
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screen.orientation.addEventListener('change', function() {
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orientationChangeEventListenerCalls++;
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if (orientationChangeEventContinuation) {
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setTimeout(orientationChangeEventContinuation);
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orientationChangeEventContinuation = null;
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}
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});
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window.frames[0].screen.orientation.addEventListener('change', function() {
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orientationChangeEventListenerCallsForFrame++;
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});
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document.addEventListener("visibilitychange", function () {
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if(document.hidden)
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runNoEventHiddenTest();
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else
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runOrientationUpdateVisibleTest();
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});
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function runEventVisibleTest() {
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eventVisibleTest.step(function() {
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assert_false(document.hidden);
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});
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screen.orientation.lock("landscape-primary").then(function() {}, function() {});
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orientationChangeEventContinuation = function() {
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eventVisibleTest.step(function() {
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assert_equals(orientationChangeEventListenerCalls, 1);
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assert_equals(screen.orientation.type, "landscape-primary");
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});
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eventVisibleTest.done();
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};
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}
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function runNoEventHiddenTest() {
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noEventHiddenTest.step(function() {
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assert_true(document.hidden);
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});
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screen.orientation.lock("portrait-primary").then(function() {}, function() {});
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noEventHiddenTest.step(function() {
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assert_equals(orientationChangeEventListenerCalls, 1);
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});
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noEventHiddenTest.done();
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runOrientationUnchangeHiddenTest();
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}
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function runOrientationUnchangeHiddenTest() {
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orientationUnchangeHiddenTest.step(function() {
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assert_equals(screen.orientation.type, "landscape-primary");
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});
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orientationUnchangeHiddenTest.done();
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}
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function runOrientationUpdateVisibleTest() {
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orientationChangeEventContinuation = function() {
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orientationUpdateVisibleTest.step(function() {
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assert_false(document.hidden);
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// A change event should have been fired.
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assert_equals(orientationChangeEventListenerCalls, 2);
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// Should keep returning the start returning the orientation value.
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assert_equals(screen.orientation.type, "portrait-primary");
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});
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orientationUpdateVisibleTest.done();
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runFrameEventsTest();
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};
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}
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function runFrameEventsTest() {
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frameEventsTest.step(function() {
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assert_equals(orientationChangeEventListenerCallsForFrame, orientationChangeEventListenerCalls);
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});
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frameEventsTest.done();
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}
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runEventVisibleTest();
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</script>
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</body>
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</html>
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