dom/base/test/test_user_select.html
author Mirko Brodesser <mbrodesser@mozilla.com>
Thu, 09 May 2019 07:40:47 +0000
changeset 532581 66cff9aa39bcbf1b39aaf21c6759d1c97ad2fe1b
parent 514488 53951b4b6ac20a1e7543a37d867bae2641e7926f
permissions -rw-r--r--
Bug 1174452: Part 2 -- scan `nsTextNode`'s parent element for preformat in nsDocumentEncoder r=masayuki,hsivonen This takes into account `white-space: pre` style of `nsTextNode`'s parent element when formatting the selected text of the `nsTextNode` node. Differential Revision: https://phabricator.services.mozilla.com/D29159

<!DOCTYPE>
<html>
<head>
<title>-moz-user-select selection tests</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />

<style type="text/css">
@font-face {
  font-family: Ahem;
  src: url("Ahem.ttf");
}
body { font-family: Ahem; font-size: 20px; }
s, .non-selectable { -moz-user-select: none; }
n { display: none; }
a { position:absolute; bottom: 0; right:0; }
.text { -moz-user-select: text; }
</style>

</head>
<body>

<div id="test1">aaaaaaa<s>bbbbbbbb</s>ccccccc</div>
<div id="test2"><s>aaaaaaa</s>bbbbbbbbccccccc</div>
<div id="test3">aaaaaaabbbbbbbb<s>ccccccc</s></div>
<div id="test4">aaaaaaa<x><s>bbbbbbbb</s></x>ccccccc</div>
<div id="test5"><x><s>aaaaaaa</s></x>bbbbbbbbccccccc</div>
<div id="test6">aaaaaaabbbbbbbb<x><s>ccccccc</s></x></div>
<div id="test7">aaaaaaa<x><s><n>bbbb</n>bbbb</s></x>ccccccc</div>
<div id="test8"><x><s>aa<n>aaa</n>aa</s></x>bbbbbbbbccccccc</div>
<div id="test9">aaaaaaabbbbbbbb<x><s>cc<n>ccccc</n></s></x></div>
<div id="testA">aaaaaaa<n>bbb<s>bbbbb</s></n>ccccccc</div>
<div id="testB"><n><s>aaaa</s>aaa</n>bbbbbbbbccccccc</div>
<div id="testC">aaaaaaabbbbbbbb<n>cc<s>c</s>cccc</n></div>
<div id="testE">aaa<s id="testEc1">aaaa<a class="text">bbbb</a>dd<a>cccc</a>ddddddd</s>eeee</div>
<div id="testI">aaa<span contenteditable="true" spellcheck="false">bbb</span><s>ccc</s>ddd</div>
<div id="testF">aaaa
<div class="non-selectable">x</div>
<div class="non-selectable">x</div>
<div class="non-selectable">x</div>
bbbb</div>
<div id="testG" style="white-space:pre">aaaa
<div class="non-selectable">x</div>
<div class="non-selectable">x</div>
<div class="non-selectable">x</div>
bbbb</div>
<div id="testH" style="white-space:pre">aaaa
<div class="non-selectable">x</div><input>
bbbbbbb</div>

<iframe id="testD" srcdoc="<body>aaaa<span style='-moz-user-select:none'>bbbb</span>cccc"></iframe>

<pre id="test">
<script class="testbody" type="text/javascript">

function test()
{
  function clear(w)
  {
    var sel = (w ? w : window).getSelection();
    sel.removeAllRanges();
  }
  function doneTest(e)
  {
    // We hide the elements we're done with so that later tests
    // are inside the rather narrow iframe mochitest gives us.
    // It matters for synthesizeMouse event tests.
    e.style.display = 'none';
    e.offsetHeight;
  }

  function dragSelect(e, x1, x2, x3)
  {
    dir = x2 > x1 ? 1 : -1;
    synthesizeMouse(e, x1, 5, { type: "mousedown" });
    synthesizeMouse(e, x1 + dir, 5, { type: "mousemove" });
    if (x3)
      synthesizeMouse(e, x3, 5, { type: "mousemove" });
    synthesizeMouse(e, x2 - dir, 5, { type: "mousemove" });
    synthesizeMouse(e, x2, 5, { type: "mouseup" });
  }

  function shiftClick(e, x)
  {
    synthesizeMouse(e, x, 5, { type: "mousedown", shiftKey: true });
    synthesizeMouse(e, x, 5, { type: "mouseup", shiftKey: true });
  }

  function init(arr, e)
  {
    clear();
    var sel = window.getSelection();
    for (i = 0; i < arr.length; ++i) {
      var data = arr[i];
      var r = new Range()
      r.setStart(node(e, data[0]), data[1]);
      r.setEnd(node(e, data[2]), data[3]);
      sel.addRange(r);
    }
  }

  function NL(s) { return s.replace(/(\r\n|\n\r|\r)/g, '\n'); }

  function checkText(text, e)
  {
    var sel = window.getSelection();
    is(NL(sel.toString()), text, e.id + ": selected text")
  }

  function checkRangeText(text, index)
  {
    var r = window.getSelection().getRangeAt(index);
    is(NL(r.toString()), text, e.id + ": range["+index+"].toString()")
  }

  function node(e, arg)
  {
    if (typeof arg == "number")
      return arg == -1 ? e : e.childNodes[arg];
    return arg;
  }

  function checkRangeCount(n, e)
  {
    var sel = window.getSelection();
    is(sel.rangeCount, n, e.id + ": Selection range count");
  }

  function checkRange(i, expected, e) {
    var sel = window.getSelection();
    var r = sel.getRangeAt(i);
    is(r.startContainer, node(e, expected[0]), e.id + ": range["+i+"].startContainer");
    is(r.startOffset, expected[1], e.id + ": range["+i+"].startOffset");
    is(r.endContainer, node(e, expected[2]), e.id + ": range["+i+"].endContainer");
    is(r.endOffset, expected[3], e.id + ": range["+i+"].endOffset");
  }

  function checkRanges(arr, e)
  {
    checkRangeCount(arr.length, e);
    for (i = 0; i < arr.length; ++i) {
      var expected = arr[i];
      checkRange(i, expected, e);
    }
  }

  // ======================================================
  // ================== dragSelect tests ==================
  // ======================================================

  var e = document.getElementById('test1');
  dragSelect(e, 20, 340);
  checkText('aaaaaacc', e);
  checkRanges([[0,1,-1,1], [2,0,2,2]], e);

  clear();
  dragSelect(e, 20, 260, 120);
  checkText('aaaaa', e);
  checkRanges([[0,1,0,6]], e);
  doneTest(e);

  clear();
  e = document.getElementById('test2');
  dragSelect(e, 20, 340);
  checkText('', e);
  checkRanges([], e);

  clear();
  dragSelect(e, 340, 20, 140);
  checkText('bbbbbbbbcc', e);
  checkRanges([[1,0,1,10]], e);
  // #test2 is used again below

  clear();
  e = document.getElementById('test3');
  dragSelect(e, 20, 340, 295);
  checkText('aaaaaabbbbbbbb', e);
  checkRanges([[0,1,0,15]], e);
  // #test3 is used again below

  clear();
  e = document.getElementById('test4');
  dragSelect(e, 20, 340);
  checkText('aaaaaacc', e);
  checkRanges([[0,1,1,0], [2,0,2,2]], e);
  doneTest(e);

  clear();
  e = document.getElementById('test5');
  dragSelect(e, 340, 20, 140);
  checkText('bbbbbbbbcc', e);
  checkRanges([[1,0,1,10]], e);
  doneTest(e);

  clear();
  e = document.getElementById('test6');
  dragSelect(e, 20, 340, 295);
  checkText('aaaaaabbbbbbbb', e);
  checkRanges([[0,1,0,15]], e);
  doneTest(e);

  clear();
  e = document.getElementById('test7');
  dragSelect(e, 20, 340);
  checkText('aaaaaacccccc', e);
  checkRanges([[0,1,1,0], [2,0,2,6]], e);
  doneTest(e);

  clear();
  e = document.getElementById('test8');
  dragSelect(e, 340, 20, 140);
  checkText('bbbbbccccc', e);
  checkRanges([[1,3,1,13]], e);
  doneTest(e);

  clear();
  e = document.getElementById('test9');
  dragSelect(e, 20, 340, 295);
  checkText('aaaaaabbbbbbbb', e);
  checkRanges([[0,1,0,15]], e);
  doneTest(e);

  clear();
  e = document.getElementById('testA');
  dragSelect(e, 20, 340);
  checkText('aaaaaaccccccc', e);
  checkRanges([[0,1,2,7]], e);
  checkRangeText('aaaaaabbbbbbbbccccccc', 0);
  doneTest(e);

  clear();
  e = document.getElementById('testB');
  dragSelect(e, 340, 20, 140);
  checkText('bbbbbbbccccccc', e);
  checkRanges([[1,1,1,15]], e);
  doneTest(e);

  clear();
  e = document.getElementById('testE');
  dragSelect(e, 20, 360, 295);
  checkText('aa\nbbbb\nee', e);
  checkRangeCount(3, e);
  checkRange(0, [0,1,-1,1], e);
  checkRange(1, [1,0,-1,2], e.children[0]);
  checkRange(2, [2,0,2,2], e);
  doneTest(e);

  clear();
  e = document.getElementById('testI');
  dragSelect(e, 200, 80);
  checkText('bbd', e);
  checkRangeCount(2, e);
  doneTest(e);

  // ======================================================
  // ================== shift+click tests =================
  // ======================================================

  // test extending a selection that starts in a -moz-user-select:none node
  clear();
  e = document.getElementById('test2');
  init([[0,0,0,1]], e);
  checkRangeText('aaaaaaa', 0);
  checkText('', e);
  shiftClick(e, 340);
  checkRangeText('bbbbbbbbcc', 0);
  checkText('bbbbbbbbcc', e);
  checkRanges([[-1,1,1,10]], e);
  doneTest(e);

  // test extending a selection that end in a -moz-user-select:none node
  clear();
  e = document.getElementById('test3');
  init([[1,0,1,1]], e);
  checkRangeText('ccccccc', 0);
  checkText('', e);
  shiftClick(e, 20);
  checkRangeText('aaaaaabbbbbbbb', 0);
  checkText('aaaaaabbbbbbbb', e);
  checkRanges([[0,1,-1,1]], e);
  doneTest(e);

  clear();
  e = document.getElementById('testF');
  synthesizeMouse(e, 1, 1, {});
  synthesizeMouse(e, 400, 100, { shiftKey: true });
  checkText("aaaa bbbb", e);
  checkRanges([[0,0,-1,1],[6,0,6,5]], e);
  doneTest(e);

  clear();
  e = document.getElementById('testG');
  synthesizeMouse(e, 1, 1, {});
  synthesizeMouse(e, 400, 180, { shiftKey: true });
  checkText("aaaa\n\n\n\nbbbb", e);
  checkRanges([[0,0,-1,1],[2,0,-1,3],[4,0,-1,5],[6,0,6,5]], e);
  doneTest(e);

  clear();
  e = document.getElementById('testH');
  synthesizeMouse(e, 1, 1, {});
  synthesizeMouse(e, 30, 90, { shiftKey: true });
  synthesizeMouse(e, 50, 90, { shiftKey: true });
  synthesizeMouse(e, 70, 90, { shiftKey: true });
  checkText("aaaa\n\nbbb", e);
  checkRanges([[0,0,-1,1],[-1,2,3,4]], e);

  doneTest(e);
  // ======================================================
  // ==================== Script tests ====================
  // ======================================================

  clear();
  e = document.getElementById('testD');
  clear(e.contentWindow);
  sel = e.contentWindow.getSelection();
  sel.selectAllChildren(e.contentDocument.body);
  is(window.getSelection().rangeCount, 0, "testD: no selection in outer window");
  is(sel.toString(), 'aaaacccc', "testD: scripted selection");
  is(sel.rangeCount, 1, "testD: scripted selection isn't filtered");
  is(sel.getRangeAt(0).toString(), 'aaaabbbbcccc', "testD: scripted selection isn't filtered");

  // ======================================================
  // ================== Kbd command tests =================
  // ======================================================

  clear();
  e = document.getElementById('testD');
  clear(e.contentWindow);
  e.contentWindow.focus();
  synthesizeKey("a", { accelKey:true }, e.contentWindow);
  sel = e.contentWindow.getSelection();
  is(window.getSelection().rangeCount, 0, "testD: no selection in outer window");
  is(sel.toString(), 'aaaacccc', "testD: kbd selection");
  is(sel.rangeCount, 2, "testD: kbd selection is filtered");
  is(sel.getRangeAt(0).toString(), 'aaaa', "testD: kbd selection is filtered");
  is(sel.getRangeAt(1).toString(), 'cccc', "testD: kbd selection is filtered");
  doneTest(e);

  clear();
  SimpleTest.finish();
}

// These tests depends on the Ahem font being loaded and rendered so wait for
// font to load, then wait a frame for them to be rendered too.
window.onload = function() {
  document.fonts.ready.then(function() {
    requestAnimationFrame(test);
  });
};

SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>