1 files changed, 58 insertions, 0 deletions
diff --git a/toolkit/components/passwordmgr/test/mochitest/test_autofill_from_bfcache.html b/toolkit/components/passwordmgr/test/mochitest/test_autofill_from_bfcache.html
new file mode 100644
index 0000000000..d0fcb16e18
--- /dev/null
+++ b/toolkit/components/passwordmgr/test/mochitest/test_autofill_from_bfcache.html
@@ -0,0 +1,58 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Test autofilling documents restored from the back/forward cache (bfcache)</title>
+  <script src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body onload="test_crossOriginBfcacheRestore();">
+<p id="display"></p>
+
+<div id="content">
+  <a id="next" href="https://example.org/tests/toolkit/components/passwordmgr/test/mochitest/file_history_back.html" target="loginWin">Next</a>
+</div>
+
+<pre id="test">
+<script class="testbody" type="text/javascript">
+
+SimpleTest.waitForExplicitFinish();
+
+/*
+ * The test opens a new window and updates login information. Then
+ * a new page is loaded and it goes immediately back. The initial page
+ * should be coming out from the bfcache and the form control values should be
+ * the ones filled during the initial load.
+ */
+async function test_crossOriginBfcacheRestore() {
+  // If Fission is disabled, the pref is no-op.
+  await SpecialPowers.pushPrefEnv({set: [["fission.bfcacheInParent", true]]});
+
+  var bc = new BroadcastChannel("form_basic_bfcache");
+  window.open("form_basic_bfcache.html", "", "noopener");
+  var pageshowCount = 0;
+  bc.onmessage = function(event) {
+    if (event.data.type == "pageshow") {
+      ++pageshowCount;
+      if (pageshowCount == 1) {
+        is(event.data.persisted, false, "Initial load");
+        bc.postMessage("nextpage");
+      } else if (pageshowCount == 2) {
+        is(event.data.persisted, true, "Should have persisted the page.");
+        bc.postMessage("close");
+      }
+    } else if (event.data.type == "is") {
+      is(event.data.value1, event.data.value2, event.data.message);
+    } else if (event.data.type == "ok") {
+      is(event.data.value, event.data.message);
+    } else if (event.data == "closed") {
+      bc.close();
+      SimpleTest.finish();
+    }
+  }
+
+}
+</script>
+</pre>
+</body>
+</html>