1 files changed, 39 insertions, 0 deletions
diff --git a/browser/components/sessionstore/test/browser_659591.js b/browser/components/sessionstore/test/browser_659591.js
new file mode 100644
index 0000000000..1020d2a39d
--- /dev/null
+++ b/browser/components/sessionstore/test/browser_659591.js
@@ -0,0 +1,39 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+function test() {
+  waitForExplicitFinish();
+
+  let eventReceived = false;
+
+  registerCleanupFunction(function () {
+    ok(eventReceived, "SSWindowClosing event received");
+  });
+
+  newWindow(function (win) {
+    win.addEventListener(
+      "SSWindowClosing",
+      function () {
+        eventReceived = true;
+      },
+      { once: true }
+    );
+
+    BrowserTestUtils.closeWindow(win).then(() => {
+      waitForFocus(finish);
+    });
+  });
+}
+
+function newWindow(callback) {
+  let opts = "chrome,all,dialog=no,height=800,width=800";
+  let win = window.openDialog(AppConstants.BROWSER_CHROME_URL, "_blank", opts);
+
+  win.addEventListener(
+    "load",
+    function () {
+      executeSoon(() => callback(win));
+    },
+    { once: true }
+  );
+}