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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=643051
-->
<head>
  <title>Test for Bug 643051</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=643051">Mozilla Bug 643051</a>
<p id="display"></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script type="application/javascript">

SimpleTest.waitForExplicitFinish();

SpecialPowers.pushPrefEnv({
  "set": [
    // Bug 1617611: Fix all the tests broken by "cookies SameSite=lax by default"
    ["network.cookie.sameSite.laxByDefault", false],
  ]
}, () => {
  /** Test for Bug 643051 **/
  document.cookie = "a=; expires=Thu, 01-Jan-1970 00:00:01 GMT";  // clear cookie
  document.cookie = "a2=; expires=Thu, 01-Jan-1970 00:00:01 GMT";  // clear cookie
  document.cookie = "a3=; expires=Thu, 01-Jan-1970 00:00:01 GMT";  // clear cookie

  // single cookie, should work
  document.cookie = "a=bar";
  is(document.cookie, "a=bar", "Can't read stored cookie!");

  document.cookie = "a2=bar\na3=bar";
  is(document.cookie, "a=bar; a2=bar", "Wrong cookie value");

  document.cookie = "a2=baz; a3=bar";
  is(document.cookie, "a=bar; a2=baz", "Wrong cookie value");

  // clear cookies again to avoid affecting other tests
  document.cookie = "a=; expires=Thu, 01-Jan-1970 00:00:01 GMT";
  document.cookie = "a2=; expires=Thu, 01-Jan-1970 00:00:01 GMT";
  document.cookie = "a3=; expires=Thu, 01-Jan-1970 00:00:01 GMT";

  SpecialPowers.clearUserPref("network.cookie.sameSite.laxByDefault");
  SimpleTest.finish();
});

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