<!DOCTYPE html>
<html>
<head>
<script src="../../resources/js-test-pre.js"></script>
</head>
<body>

<div id="container">

<div id="text"  style="width:200px;" contenteditable="true">Lorem ipsum vivamus nibh urna mollis at aliquam taciti, etiam arcu mi semper nostra taciti nulla dolor</div>

<p id="description"></p>
<div id="console"></div>

<script>
    description("This tests that CharacterOffset that comes from an upstream VisiblePosition is correct.");
    
    if (window.accessibilityController) {
        
        var div = accessibilityController.accessibleElementById("text");
        var text = div.childAtIndex(0);
        var textRange = text.textMarkerRangeForElement(text);
        
        var start = text.startTextMarkerForTextMarkerRange(textRange);
        var firstLine = text.lineTextMarkerRangeForTextMarker(start);
        var firstEnd = text.endTextMarkerForTextMarkerRange(firstLine);
        debug("First Line: " + text.stringForTextMarkerRange(firstLine));
        
        var next = text.nextTextMarker(firstEnd);
        var secondLine = text.lineTextMarkerRangeForTextMarker(next);
        var secondStart = text.startTextMarkerForTextMarkerRange(secondLine);
        debug("Second Line: " + text.stringForTextMarkerRange(secondLine));
        
        // Here firstEnd should contain a upstream position.
        // We need to make sure firstEnd does not equal to secondStart after
        // converting to CharacterOffset.
        var markerRange = text.textMarkerRangeForMarkers(secondStart, firstEnd);
        var space = ' ';
        debug("[firstEnd, secondStart]: " + text.stringForTextMarkerRange(markerRange).replace(space, "'space'"));        
    }
</script>

<script src="../../resources/js-test-post.js"></script>
</body>
</html>