LayoutTests/platform/win/editing/selection/shift-page-up-down.html

<p>Test for <a href="rdar://4968855">&lt;rdar://4968855>
Shift-PageUp/Shift-PageDown only select one line of text</a>. To test, press
Shift-PageDown and Shift-PageUp to see if more than one line of text is
selected.</p>

<textarea id="a" rows=30>this is some text
that spans multiple lines











and goes on for quite a while
</textarea>
<pre id="log"></pre>
<script>
function log(msg) {
    document.getElementById('log').appendChild(document.createTextNode(msg + "\n"));
}

function logSelection() {
    log('Selected text:\n' + window.getSelection());
}

if (window.testRunner)
    testRunner.dumpAsText();

if (window.eventSender) {
    var area = document.getElementById('a');

    eventSender.mouseMoveTo(area.offsetLeft + 3, area.offsetTop + 3);
    eventSender.mouseDown();
    eventSender.mouseUp();

    log("Pressing Shift-PageDown with the caret at the top of the textarea");
    eventSender.keyDown("pageDown", ["shiftKey"]);

    logSelection();

    eventSender.leapForward(3000);
    eventSender.mouseMoveTo(area.offsetLeft + 3, area.offsetTop + area.offsetHeight - 3);
    eventSender.mouseDown();
    eventSender.mouseUp();

    log("Pressing Shift-PageUp with the caret at the bottom of the textarea");
    eventSender.keyDown("pageUp", ["shiftKey"]);

    logSelection();
}
</script>