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70 lines
1.8 KiB
HTML
70 lines
1.8 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=771043
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-->
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<head>
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<meta charset="utf-8">
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<title>Test for Bug 771043</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<script type="application/javascript">
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/** Test for Bug 771043 **/
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var expectedValue;
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var callCount = 0;
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var storedHeight;
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function callback(arg) {
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++callCount;
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is(arg.matches, expectedValue,
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"Should have the right value on call #" + callCount + " to the callback");
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SimpleTest.executeSoon(tests.shift());
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}
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function flushLayout() {
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storedHeight = document.querySelector("iframe").offsetHeight;
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}
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function setHeight(height) {
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var ifr = document.querySelector("iframe");
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ifr.style.height = height + "px";
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flushLayout();
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}
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SimpleTest.waitForExplicitFinish();
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var tests = [
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() => { expectedValue = true; setHeight(50); },
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() => { expectedValue = false; setHeight(200); },
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() => {
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var ifr = document.querySelector("iframe");
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ifr.style.display = "none";
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flushLayout();
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ifr.style.display = "";
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expectedValue = true;
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setHeight(50);
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},
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() => { expectedValue = false; setHeight(200); },
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SimpleTest.finish.bind(SimpleTest)
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];
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addLoadEvent(function() {
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var mql = frames[0].matchMedia("(orientation: landscape)");
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mql.addListener(callback);
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tests.shift()();
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});
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</script>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=771043">Mozilla Bug 771043</a>
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<!-- Important: the iframe needs to be displayed -->
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<p id="display"><iframe style="width: 100px; height: 200px"</p>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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</pre>
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</body>
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</html>
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