tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_bug332636.html (2658B)

      1 <!DOCTYPE HTML>
      2 <html>
      3 <!--
      4 https://bugzilla.mozilla.org/show_bug.cgi?id=332636
      5 -->
      6 <head>
      7  <title>Test for Bug 332636</title>
      8  <script src="/tests/SimpleTest/SimpleTest.js"></script>
      9  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
     10  <script src="/tests/SimpleTest/EventUtils.js"></script>  
     11 </head>
     12 <body>
     13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=332636">Mozilla Bug 332636</a>
     14 <p id="display"></p>
     15 <div id="content">
     16  <div id="edit0" contenteditable="true">axb</div><!-- reference: plane 0 base character -->
     17  <div id="edit1" contenteditable="true">a&#x0308;b</div><!-- reference: plane 0 diacritic -->
     18  <div id="edit2" contenteditable="true">a&#x10400;b</div><!-- plane 1 base character -->
     19  <div id="edit3" contenteditable="true">a&#x10a0f;b</div><!-- plane 1 diacritic -->
     20 
     21  <div id="edit0b" contenteditable="true">axb</div><!-- reference: plane 0 base character -->
     22  <div id="edit1b" contenteditable="true">a&#x0308;b</div><!-- reference: plane 0 diacritic -->
     23  <div id="edit2b" contenteditable="true">a&#x10400;b</div><!-- plane 1 base character -->
     24  <div id="edit3b" contenteditable="true">a&#x10a0f;b</div><!-- plane 1 diacritic -->
     25 </div>
     26 <pre id="test">
     27 <script type="application/javascript">
     28 
     29 /** Test for Bug 332636 */
     30 
     31 SimpleTest.waitForExplicitFinish();
     32 addLoadEvent(runTest);
     33 
     34 function test(edit) {
     35  edit.focus();
     36  var sel = window.getSelection();
     37  sel.collapse(edit.childNodes[0], edit.textContent.length - 1);
     38  synthesizeKey("KEY_Backspace");
     39  is(edit.textContent, "ab", "The backspace key should delete the UTF-16 surrogate pair correctly");
     40 }
     41 
     42 function testWithMove(edit, offset) {
     43  edit.focus();
     44  var sel = window.getSelection();
     45  sel.collapse(edit.childNodes[0], 0);
     46  var i;
     47  for (i = 0; i < offset; ++i) {
     48    synthesizeKey("KEY_ArrowRight");
     49    synthesizeKey("KEY_ArrowLeft");
     50    synthesizeKey("KEY_ArrowRight");
     51  }
     52  synthesizeKey("KEY_Backspace");
     53  is(edit.textContent, "ab", "The backspace key should delete the UTF-16 surrogate pair correctly");
     54 }
     55 
     56 function runTest() {
     57  /* test backspace-deletion of the middle character */
     58  test(document.getElementById("edit0"));
     59  test(document.getElementById("edit1"));
     60  test(document.getElementById("edit2"));
     61  test(document.getElementById("edit3"));
     62 
     63  /* extra tests with the use of RIGHT and LEFT to get to the right place */
     64  testWithMove(document.getElementById("edit0b"), 2);
     65  testWithMove(document.getElementById("edit1b"), 1);
     66  testWithMove(document.getElementById("edit2b"), 2);
     67  testWithMove(document.getElementById("edit3b"), 1);
     68 
     69  SimpleTest.finish();
     70 }
     71 
     72 </script>
     73 </pre>
     74 </body>
     75 </html>