blob: bcd65e96c6151b06e58b22f7b03978408b9f5b17 [file] [log] [blame]
<!DOCTYPE html>
<head>
<script src="../resources/js-test.js"></script>
</head>
<body>
<p id="description"></p>
<iframe id="frame" src="data:text/html,<body><button id='upper_target'>Upper Target</button><div style='border: 1px solid #000; height: 5000px;'>5000-pixel box</div><button id='lower_target'>Lower Target</button></body>"></iframe>
<div id="console"></div>
<script>
description("Tests that scrolling to make an element visible successfully scrolls an iframe.");
window.jsTestIsAsync = true;
function runTest() {
window.frame = document.getElementById("frame");
window.frameWindow = frame.contentWindow;
window.frameDoc = frameWindow.document;
var upperTarget = frameDoc.getElementById("upper_target");
var lowerTarget = frameDoc.getElementById("lower_target");
var lowerTargetAccessibleObject;
var upperTargetAccessibleObject;
if (window.accessibilityController) {
lowerTarget.focus();
lowerTargetAccessibleObject = accessibilityController.focusedElement;
upperTarget.focus();
upperTargetAccessibleObject = accessibilityController.focusedElement;
}
// Reset the initial scroll position (since calling focus() can scroll the page too).
frameWindow.scrollTo(0, 0);
shouldBeZero("frameWindow.pageYOffset");
// Scroll to make lower target visible and check.
if (window.accessibilityController)
lowerTargetAccessibleObject.scrollToMakeVisible();
window.minYOffset = lowerTarget.offsetTop + lowerTarget.offsetHeight - frameWindow.innerHeight;
window.maxYOffset = lowerTarget.offsetTop;
shouldBeTrue("frameWindow.pageYOffset >= minYOffset");
shouldBeTrue("frameWindow.pageYOffset <= maxYOffset");
// Scroll to make upper target visible and check.
if (window.accessibilityController)
upperTargetAccessibleObject.scrollToMakeVisible();
window.minYOffset = upperTarget.offsetTop + upperTarget.offsetHeight - frameWindow.innerHeight;
window.maxYOffset = upperTarget.offsetTop;
shouldBeTrue("frameWindow.pageYOffset >= minYOffset");
shouldBeTrue("frameWindow.pageYOffset <= maxYOffset");
finishJSTest();
}
window.addEventListener("load", function() {
setTimeout(runTest, 0);
}, false);
</script>
</body>
</html>