2015-08-29 07:41:46 +00:00
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<!DOCTYPE html>
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<head>
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<script src="../resources/js-test.js"></script>
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</head>
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<body>
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<p id="description"></p>
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2020-10-05 19:36:22 +00:00
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<iframe id="frame" src="data:text/html,<body><button id='upper_target'>Upper Target</button><div style='border: 1px solid %23000; height: 5000px;'>5000-pixel box</div><button id='lower_target'>Lower Target</button></body>"></iframe>
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2015-08-29 07:41:46 +00:00
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<div id="console"></div>
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<script>
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description("Tests that scrolling to make an element visible successfully scrolls an iframe.");
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window.jsTestIsAsync = true;
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function runTest() {
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window.frame = document.getElementById("frame");
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window.frameWindow = frame.contentWindow;
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window.frameDoc = frameWindow.document;
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var upperTarget = frameDoc.getElementById("upper_target");
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var lowerTarget = frameDoc.getElementById("lower_target");
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var lowerTargetAccessibleObject;
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var upperTargetAccessibleObject;
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if (window.accessibilityController) {
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lowerTarget.focus();
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lowerTargetAccessibleObject = accessibilityController.focusedElement;
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upperTarget.focus();
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upperTargetAccessibleObject = accessibilityController.focusedElement;
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}
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// Reset the initial scroll position (since calling focus() can scroll the page too).
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frameWindow.scrollTo(0, 0);
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shouldBeZero("frameWindow.pageYOffset");
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// Scroll to make lower target visible and check.
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if (window.accessibilityController)
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lowerTargetAccessibleObject.scrollToMakeVisible();
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window.minYOffset = lowerTarget.offsetTop + lowerTarget.offsetHeight - frameWindow.innerHeight;
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window.maxYOffset = lowerTarget.offsetTop;
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shouldBeTrue("frameWindow.pageYOffset >= minYOffset");
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shouldBeTrue("frameWindow.pageYOffset <= maxYOffset");
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// Scroll to make upper target visible and check.
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if (window.accessibilityController)
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upperTargetAccessibleObject.scrollToMakeVisible();
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window.minYOffset = upperTarget.offsetTop + upperTarget.offsetHeight - frameWindow.innerHeight;
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window.maxYOffset = upperTarget.offsetTop;
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shouldBeTrue("frameWindow.pageYOffset >= minYOffset");
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shouldBeTrue("frameWindow.pageYOffset <= maxYOffset");
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finishJSTest();
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}
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window.addEventListener("load", function() {
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setTimeout(runTest, 0);
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}, false);
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</script>
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</body>
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</html>
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