<!DOCTYPE html>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<script src="../assert_selection.js"></script>
<script>
// This tests the anchorNode, anchorOffset, focusNode and focusOffset properties
// of the Selection object.  These properties are part of Mozilla's Selection
// object API, and so their values should be consistent in both browsers.

selection_test(
  '<div style="border: 1px solid blue; padding: 1em;"><span id="test">text</span></div>',
  selection => {
    assert_not_equals(
        window.eventSender, undefined,
        'This test requires window.eventSender to simulate mouse clicks');

    const document = selection.document;
    const elem = document.getElementById('test');

    // x, y should be in the middle of elem.
    const x = selection.computeLeft(elem) + elem.offsetWidth / 2;
    const y = selection.computeTop(elem) + elem.offsetHeight / 2;

    eventSender.mouseMoveTo(x, y);
    eventSender.mouseDown();
    eventSender.mouseUp();
    eventSender.mouseDown();
    eventSender.mouseUp();
  },
  '<div style="border: 1px solid blue; padding: 1em;"><span id="test">^text|</span></div>',
  'Anchor and focus of selection set by doubleclicking');
</script>