Quelle test_textnode_split_in_selection.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/dom/base/test/test_textnode_split_in_selection.html

<!DOCTYPE HTML>
<html>

<head>
  <meta charset="utf-8">
  <title>Test for Bug 803924</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=803924">Mozilla Bug 803924</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 803924 **/

var sel = document.getSelection();
var flush = true;
var dry = true;
var run = "";
var empty_range;
var empty_first_text_range;
var empty_last_text_range;
var full_range;

function check(range, expected, test)
{
  is(""+range, expected, test);
  is(""+empty_range, "", "empty range test after: "+test);
  is(""+empty_first_text_range, "", "empty first text range test after: "+test);
  if (empty_last_text_range) is(""+empty_last_text_range, "", "empty last text range test after: "+test);
  is(""+full_range, full_range.startContainer.textContent, "full range test after: "+test);
}

function newDiv()
{
  var div = document.createElement('div');
  for (var i = 0; i < arguments.length; ++i) {
    div.appendChild(document.createTextNode(arguments[i]));
  }
  document.body.appendChild(div)
  empty_range = document.createRange();
  empty_range.setStart(div,0);
  empty_range.setEnd(div,0);
  var firstTextNode = div.childNodes[0];
  var lastTextNode = div.childNodes[div.childNodes.length - 1];
  empty_first_text_range = document.createRange();
  empty_first_text_range.setStart(firstTextNode,0);
  empty_first_text_range.setEnd(firstTextNode,0);
  empty_last_text_range = null;
  if (firstTextNode != lastTextNode) {
    empty_last_text_range = document.createRange();
    empty_last_text_range.setStart(lastTextNode,0);
    empty_last_text_range.setEnd(lastTextNode,0);
  }
  full_range = document.createRange();
  full_range.setStart(div,0);
  full_range.setEnd(div,div.childNodes.length);
  return div;
}

function selEnd(div,child,index,split,s)
{
  var start = div.childNodes[child];
  var r = document.createRange();
  sel.addRange(r);
  r.setStart(start, index);
  r.setEnd(div, div.childNodes.length);
  if (!dry) start.splitText(split);
  check(r,s,run+" selEnd "+child+","+index+","+split);
}

function selStart(div,child,index,split,s)
{
  if (flush) document.body.getClientRects();
  var start = div.childNodes[child];
  var r = document.createRange();
  sel.addRange(r);
  r.setStart(div, 0);
  r.setEnd(start, index);
  if (!dry) start.splitText(split);
  check(r,s,run+" selStart "+child+","+index+","+split);
}

function selMiddleStart(div,child,index,split,s)
{
  if (flush) document.body.getClientRects();
  var start = div.childNodes[child];
  var r = document.createRange();
  sel.addRange(r);
  r.setStart(div, 1);
  r.setEnd(start, index);
  if (!dry) start.splitText(split);
  check(r,s,run+" selMiddleStart "+child+","+index+","+split);
}

function selMiddleEnd(div,child,index,split,s)
{
  if (flush) document.body.getClientRects();
  var start = div.childNodes[child];
  var r = document.createRange();
  sel.addRange(r);
  r.setStart(start, index);
  r.setEnd(div, 2);
  if (!dry) start.splitText(split);
  check(r,s,run+" selMiddleEnd "+child+","+index+","+split);
}

function splitBefore(div,child,index,split,s)
{
  if (flush) document.body.getClientRects();
  var start = div.childNodes[child];
  var r = document.createRange();
  sel.addRange(r);
  r.setStart(div, 1);
  r.setEnd(start, index);
  if (!dry) div.childNodes[0].splitText(split);
  check(r,s,run+" splitBefore "+child+","+index+","+split);
}

function runTests(s)
{
  run = s+":";
  selEnd(newDiv('111'), 0,0,0,'111');
  selEnd(newDiv('111'), 0,0,1,'111');
  selEnd(newDiv('111'), 0,0,3,'111');
  selEnd(newDiv(''), 0,0,0,'');
  selEnd(newDiv('111'), 0,1,0,'11');
  selEnd(newDiv('111'), 0,2,1,'1');
  selEnd(newDiv('111'), 0,1,3,'11');
  selEnd(newDiv('111','222'), 0,1,0,'11222');
  selEnd(newDiv('111','222'), 0,2,1,'1222');
  selEnd(newDiv('111','222'), 0,1,3,'11222');
  selEnd(newDiv('111','222'), 1,1,0,'22');
  selEnd(newDiv('111','222'), 1,2,1,'2');
  selEnd(newDiv('','222'), 1,1,1,'22');
  selEnd(newDiv('','222'), 0,0,0,'222');
  selEnd(newDiv('111',''), 0,1,0,'11');
  selEnd(newDiv('111','222'), 1,1,3,'22');
  selEnd(newDiv('111','222','333'), 1,1,0,'22333');
  selEnd(newDiv('111','222','333'), 1,2,1,'2333');
  selEnd(newDiv('111','222','333'), 1,1,3,'22333');
  selEnd(newDiv('111','222',''), 1,1,3,'22');
  selEnd(newDiv('111','','333'), 0,1,3,'11333');

  selStart(newDiv('111'), 0,0,0,'');
  selStart(newDiv('111'), 0,0,1,'');
  selStart(newDiv('111'), 0,0,3,'');
  selStart(newDiv('111'), 0,1,0,'1');
  selStart(newDiv('111'), 0,2,1,'11');
  selStart(newDiv('111'), 0,1,3,'1');
  selStart(newDiv(''), 0,0,0,'');
  selStart(newDiv('111','222'), 0,1,0,'1');
  selStart(newDiv('111','222'), 0,2,1,'11');
  selStart(newDiv('111','222'), 0,1,3,'1');
  selStart(newDiv('111','222'), 1,1,0,'1112');
  selStart(newDiv('111','222'), 1,2,1,'11122');
  selStart(newDiv('111','222'), 1,1,3,'1112');
  selStart(newDiv('','222'), 1,1,2,'2');
  selStart(newDiv('','222'), 0,0,0,'');
  selStart(newDiv('111',''), 1,0,0,'111');
  selStart(newDiv('111','222','333'), 1,1,0,'1112');
  selStart(newDiv('111','222','333'), 1,2,1,'11122');
  selStart(newDiv('111','222','333'), 1,1,3,'1112');
  selStart(newDiv('111','','333'), 1,0,0,'111');
  selStart(newDiv('111','222',''), 1,1,3,'1112');

  selMiddleStart(newDiv('111','222','333'), 1,1,0,'2');
  selMiddleStart(newDiv('111','222','333'), 1,2,1,'22');
  selMiddleStart(newDiv('111','222','333'), 1,1,3,'2');
  selMiddleStart(newDiv('111','222','333'), 2,1,0,'2223');
  selMiddleStart(newDiv('111','222','333'), 2,2,1,'22233');
  selMiddleStart(newDiv('111','222','333'), 2,1,3,'2223');
  selMiddleStart(newDiv('111','','333'), 2,1,2,'3');
  selMiddleStart(newDiv('111','','333'), 1,0,0,'');

  selMiddleEnd(newDiv('111','222','333'), 0,1,0,'11222');
  selMiddleEnd(newDiv('111','222','333'), 0,2,1,'1222');
  selMiddleEnd(newDiv('111','222','333'), 0,1,3,'11222');
  selMiddleEnd(newDiv('111','222','333'), 1,1,0,'22');
  selMiddleEnd(newDiv('111','222','333'), 1,2,1,'2');
  selMiddleEnd(newDiv('111','222','333'), 1,1,3,'22');
  selMiddleEnd(newDiv('111','','333'), 0,1,2,'11');
  selMiddleEnd(newDiv('111','','333'), 0,1,3,'11');
  selMiddleEnd(newDiv('111','','333'), 1,0,0,'');

  splitBefore(newDiv('111','222','333'), 1,1,0,'2');
  splitBefore(newDiv('111','222','333'), 1,2,1,'22');
  splitBefore(newDiv('111','222','333'), 1,1,3,'2');
  splitBefore(newDiv('111','222','333'), 2,1,0,'2223');
  splitBefore(newDiv('111','222','333'), 2,2,1,'22233');
  splitBefore(newDiv('111','222','333'), 2,1,3,'2223');
  splitBefore(newDiv('','222','333'), 1,1,0,'2');
  splitBefore(newDiv('','','333'), 1,0,0,'');
  splitBefore(newDiv('','222',''), 2,0,0,'222');
  splitBefore(newDiv('111','','333'), 2,1,2,'3');
}

function boom()
{
  runTests("dry run");  // this is to verify the result strings without splitText()
  dry = false;
  flush = false;
  runTests("no flush");
  flush = true;
  runTests("flush");
}

boom();

</script>
</pre>
</body>
</html>

Messung V0.5

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