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products/Sources/formale Sprachen/C/Firefox/layout/generic/test/ (Browser von der Mozilla Stiftung Version 136.0.1^©) Datei vom 10.2.2025 mit Größe 5 kB

Quelle test_bug756984.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/layout/generic/test/test_bug756984.html

<html>

<head>
  <meta charset="utf-8">
  <title>Test for Bug 756984</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"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=756984">Mozilla Bug 756984</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>

<div id="div1">123<br>45678<br></div>
<div id="div2"><font face="Arial">123</font><br><i>45678</i><br></div>
<div id="div3"><font face="Courier"><i><strong>123</strong></i></font><br><i>45678</i><br></div>
<div id="div4"><br>45678<br></div>
<div id="div5" contenteditable=true spellcheck=false>1234567890<br>abc<br>defghijklmno<br>end</div>
<div id="div6" contenteditable=true spellcheck=false><font face="Arial">1234567890</font><br><i>abc</i><br><font color="red">defghijklmno</font><br>end</div>
<div id="div7" contenteditable=true spellcheck=false><font face="Courier"><i><strong>1234567890</strong></i></font><br><i>abc</i><br><font color="red"><b>defghijklmno</b></font><br>end</div>

<pre id="test">

<script type="application/javascript">

  /** Test for Bug 756984 **/
  /*
   * We test that clicking beyond the end of a line terminated with <br> selects the preceding text, if any.
   * In a contenteditable div, we also test that getting to the end of a line via the "end" key or by using
   * the left-arrow key from the beginning of the following line selects the text preceding the <br>.
   */

  SimpleTest.waitForExplicitFinish();

  SimpleTest.waitForFocus(function() {

    var sel = window.getSelection();
    var i, theDiv, selRange;

    for (i = 1; i <= 3; i++) {
      // click beyond the first line (100px to the left and 2px down), expect text
      theDiv = document.getElementById("div" + i.toString());
      theDiv.focus();
      sel.collapse(theDiv, 0);
      synthesizeMouse(theDiv, 100, 2, {});
      selRange = sel.getRangeAt(0);
      is(selRange.endContainer.nodeName, "#text", "selection should be in text node");
      is(selRange.endOffset, 3, "offset should be 3");
    }

    // click beyond the first line (100px to the left and 2px down), expect DIV.
    // This is the previous behaviour which hasn't changed since the line is empty.
    // If the processing were wrong, the selection would end up in some other non-empty line.
    theDiv = document.getElementById("div4");
    theDiv.focus();
    sel.collapse(theDiv, 0);
    synthesizeMouse(theDiv, 100, 2, {});
    selRange = sel.getRangeAt(0);
    is(selRange.endContainer.nodeName, "DIV", "selection should be in DIV");
    is(selRange.endOffset, 0, "offset should be 0");

    // Now we do a more complex test, this time with an editable div.
    // We have four lines:
    // 1234567890<br>
    // abc<br>
    // defghijklmno<br>  
    // end

    for (i = 5; i <= 7; i++) {
      // We do these steps:
      // 1) Click behind the first line, add "X".
      theDiv = document.getElementById("div" + i.toString());
      theDiv.focus();
      var originalHTML = theDiv.innerHTML;
      sel.collapse(theDiv, 0);
      synthesizeMouse(theDiv, 100, 2, {});

      selRange = sel.getRangeAt(0);
      is(selRange.endContainer.nodeName, "#text", "selection should be in text node (1)");
      is(selRange.endOffset, 10, "offset should be 10");
      sendString("X");

      // 2) Down arrow to the end of the second line, add "Y".
      synthesizeKey("KEY_ArrowDown");
      selRange = sel.getRangeAt(0);
      is(selRange.endContainer.nodeName, "#text", "selection should be in text node (2)");
      is(selRange.endOffset, 3, "offset should be 3");
      sendString("Y");

      // 3) Right arrow and end key to the end of the third line, add "Z".
      synthesizeKey("KEY_ArrowRight");
      if (navigator.platform.indexOf("Win") == 0) {
        synthesizeKey("KEY_End");
      } else {
        // End key doesn't work as expected on Mac and Linux.
        sel.modify("move", "right", "lineboundary");
      }
      selRange = sel.getRangeAt(0);
      is(selRange.endContainer.nodeName, "#text", "selection should be in text node (3)");
      is(selRange.endOffset, 12, "offset should be 12");
      sendString("Z");

      // 4) Up arrow to the end of the second line, add "T".
      synthesizeKey("KEY_ArrowUp");
      selRange = sel.getRangeAt(0);
      is(selRange.endContainer.nodeName, "#text", "selection should be in text node (4)");
      is(selRange.endOffset, 4, "offset should be 4");
      sendString("T");

      // 5) Left arrow six times to the end of the first line, add "A".
      synthesizeKey("KEY_ArrowLeft", {repeat: 6});
      selRange = sel.getRangeAt(0);
      is(selRange.endContainer.nodeName, "#text", "selection should be in text node (5)");
      is(selRange.endOffset, 11, "offset should be 11");
      sendString("A");

      // Check the resulting HTML. First prepare what we expect.
      originalHTML = originalHTML.replace(/1234567890/, "1234567890XA");
      originalHTML = originalHTML.replace(/abc/, "abcYT");
      originalHTML = originalHTML.replace(/defghijklmno/, "defghijklmnoZ");
      var newHTML = theDiv.innerHTML;
      is(newHTML, originalHTML, "unexpected HTML");
    }
    SimpleTest.finish();
  });
  </script>

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

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