test_bug531176.html

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<!DOCTYPE HTML>

<html>

<!--

https://bugzilla.mozilla.org/show_bug.cgi?id=531176

-->

<head>

  <title>Test for Bug 531176</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=531176">Mozilla Bug 531176</a>

<p id="display"></p>

<div id="content" style="display: none">

</div>

<pre id="test">

<script type="application/javascript">

/** Test for Bug 531176 **/

var errorCount = 0;

function errorHandler(msg, filename, linenr) {

  is(msg, "SyntaxError: expected expression, got ';'", "Wrong error!");

  is(filename, String(window.location), "Wrong filename!");

  is(linenr, 1, "Wrong linenr!");

  ++errorCount;

window.onerror = errorHandler;

document.body.setAttribute("onclick", "var x=;");

// Force eager compilation

document.body.onclick;

is(errorCount, 1, "Error handler should have been called! (1)");

function recursiveHandler(msg, filename, linenr) {

  is(msg, "SyntaxError: expected expression, got ';'", "Wrong error!");

  is(filename, String(window.location), "Wrong filename!");

  is(linenr, 1, "Wrong linenr!");

  ++errorCount;

  document.body.setAttribute("onclick", "var z=;");

window.onerror = recursiveHandler;

document.body.setAttribute("onclick", "var y=;");

// Force eager compilation

document.body.onclick;

is(errorCount, 2, "Error handler should have been called! (2)");

// Check that error handler works even after recursion error.

document.body.setAttribute("onclick", "var foo=;");

// Force eager compilation

document.body.onclick;

is(errorCount, 3, "Error handler should have been called! (3)");

window.onerror = function() { ++errorCount; };

</script>

<script>

var foo =;

</script>

<script>

is(errorCount, 4, "Error handler should have been called! (4)");

</script>

</pre>

</body>

</html>