Bug 1276738 - Add a test to ensure that we clone sessionStorage when opening new windows. r?gabor
MozReview-Commit-ID: B2rLxdpWKOu
new file mode 100644
--- /dev/null
+++ b/embedding/components/windowwatcher/test/file_storage_copied.html
@@ -0,0 +1,13 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+This page is opened in a new window by test_storage_copied.html.
+We need to return the sessionStorage value for the item "test-item",
+by way of postMessage.
+-->
+<head>
+<body>Opened!</body>
+<script>
+ window.postMessage(window.sessionStorage.getItem("test-item"), "*");
+</script>
+</html>
\ No newline at end of file
--- a/embedding/components/windowwatcher/test/mochitest.ini
+++ b/embedding/components/windowwatcher/test/mochitest.ini
@@ -1,5 +1,8 @@
[DEFAULT]
tags = openwindow
[test_blank_named_window.html]
[test_named_window.html]
+[test_storage_copied.html]
+support-files =
+ file_storage_copied.html
\ No newline at end of file
new file mode 100644
--- /dev/null
+++ b/embedding/components/windowwatcher/test/test_storage_copied.html
@@ -0,0 +1,45 @@
+<!DOCTYPE HTML>
+<html>
+<!--
+Test sessionStorage is copied over when a new window opens to the
+same domain as the opener.
+-->
+<head>
+ <meta charset="utf-8">
+ <title>Test storage copied</title>
+ <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="text/javascript" src="/tests/SimpleTest/SpawnTask.js"></script>
+ <script src="head.js" type="application/javascript;version=1.8"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+ <script type="application/javascript">
+ "use strict";
+
+ function waitForMessage(win) {
+ return new Promise(resolve => {
+ win.addEventListener("message", function onMessage(event) {
+ win.removeEventListener("message", onMessage);
+ resolve(event.data);
+ });
+ });
+ }
+
+ add_task(function*() {
+ const TEST_VALUE = "test-value";
+ // This magic value of 2 means that by default, when content tries
+ // to open a new window, it'll actually open in a new window instead
+ // of a new tab.
+ yield SpecialPowers.pushPrefEnv({"set": [
+ ["browser.link.open_newwindow", 2],
+ ]});
+
+ window.sessionStorage.setItem("test-item", TEST_VALUE);
+ let win = window.open("file_storage_copied.html", "my_window");
+ let data = yield waitForMessage(win);
+ is(data, TEST_VALUE, "Should have cloned the test value");
+ win.close();
+ });
+ </script>
+</body>
+</html>
\ No newline at end of file