1 files changed, 68 insertions, 0 deletions
diff --git a/netwerk/test/mochitests/test_1331680_iframe.html b/netwerk/test/mochitests/test_1331680_iframe.html
new file mode 100644
index 0000000000..85842332b1
--- /dev/null
+++ b/netwerk/test/mochitests/test_1331680_iframe.html
@@ -0,0 +1,68 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=643051
+-->
+<head>
+  <title>Cookies set from iframe in content process</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=1331680">Mozilla Bug 1331680</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+<script type="application/javascript">
+SimpleTest.waitForExplicitFinish();
+const IFRAME_COOKIE_NAMES = ["if1", "if2_1", "if2_2"];
+const ID = ["if_1", "if_2", "if_3"];
+
+var gScript = SpecialPowers.loadChromeScript(SimpleTest.getTestFileURL('file_1331680.js'));
+
+/* Test iframe
+ * 1. Create three iframes, and one of the iframe will create two cookies.
+ * 2. Confirm the cookies can be proessed from observer.
+ * 3. Confirm document.cookie can get cookies "if2_1" and "if2_2".
+ * 4. Confirm the iframe whose source is "about:blank" can get parent's cookies.
+ */
+function createIframe(id, src, sandbox_flags) {
+  return new Promise(resolve => {
+    var ifr = document.createElement("iframe");
+    ifr.id = id;
+    ifr.src = src;
+    ifr.sandbox = sandbox_flags;
+    ifr.addEventListener("load", resolve);
+    document.body.appendChild(ifr);
+  });
+};
+
+function confirmCookies(id) {
+  is(document.cookie, "if2_1=if2_val1; if2_2=if2_val2", "Confirm the cookies can get after iframe was deleted");
+  var new_ifr = document.getElementById(id);
+  is(new_ifr.contentDocument.cookie, document.cookie, "Confirm the inner document.cookie = parent document.cookie");
+  document.cookie = IFRAME_COOKIE_NAMES[1] + "=; expires=Thu, 01-Jan-1970 00:00:01 GMT";
+  document.cookie = IFRAME_COOKIE_NAMES[2] + "=; expires=Thu, 01-Jan-1970 00:00:01 GMT";
+  is(document.cookie, "", "Removed all cookies");
+  SpecialPowers.clearUserPref("network.cookie.sameSite.laxByDefault");
+  SimpleTest.finish();
+}
+
+addEventListener("message", function(event) {
+  is(event.data, document.cookie, "Confirm the iframe 2 can communicate with iframe");
+});
+
+SpecialPowers.pushPrefEnv({
+  // Bug 1617611: Fix all the tests broken by "cookies SameSite=lax by default"
+  set: [["network.cookie.sameSite.laxByDefault", false]],
+}).then(_ => createIframe(ID[0], "file_iframe_allow_scripts.html", "allow-scripts"))
+  .then(_ => createIframe(ID[1], "file_iframe_allow_same_origin.html", "allow-scripts allow-same-origin"))
+  .then(_ => createIframe(ID[2], "about:blank", "allow-scripts allow-same-origin"))
+  .then(_ => confirmCookies(ID[2]));
+
+</script>
+
+</div>
+<pre id="test">
+</pre>
+</body>
+</html>