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products/Sources/formale Sprachen/C/Firefox/dom/svg/test/ (Firefox Browser Version 153.0.1^©) Datei vom 27.6.2026 mit Größe 1 kB

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<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
  <title>Test for Bug 398825</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=398825">Mozilla Bug 398825</a>
<p id="display"></p>
<div id="content" style="display: none"></div>

<iframe id="svg" src="selectSubString-helper.svg"></iframe>

<pre id="test">
<script class="testbody" type="application/javascript">
SimpleTest.waitForExplicitFinish();

function runTests() {
  var document = $("svg").contentWindow.document;
  var text = document.getElementById("text");

  function expectThrow(charnum, nchars) {
    try {
      text.selectSubString(charnum, nchars);
      ok(false,
         "text.selectSubString(" + charnum + "," + nchars + ") " +
         "should have thrown");
    } catch (e) {
      is(e.name, "IndexSizeError",
         "expected an index error for " +
         "text.selectSubString(" + charnum + "," + nchars + ")");
      is(e.code, DOMException.INDEX_SIZE_ERR,
         "expected an index error for " +
         "text.selectSubString(" + charnum + "," + nchars + ")");
    }
  }

  function expectNoThrow(charnum, nchars) {
    try {
      text.selectSubString(charnum, nchars);
      ok(true,
         "text.selectSubString(" + charnum + "," + nchars + ") " +
         "should not have thrown");
    } catch (e) {
      ok(false,
         "unexpected exception for " +
         "text.selectSubString(" + charnum + "," + nchars + ")");
    }
  }

  expectThrow(100, 2);
  expectThrow(100, 0);
  expectThrow(3, 0);
  expectThrow(3, 100);
  expectThrow(3, 100);
  expectThrow(100, 100);

  expectNoThrow(1, 100);
  expectNoThrow(2, 100);
  expectNoThrow(1, 3);
  expectNoThrow(0, 4);

  SimpleTest.finish();
}

window.addEventListener("load", runTests);
</script>
</pre>
</body>
</html>