1 files changed, 66 insertions, 0 deletions
diff --git a/devtools/client/framework/browser-toolbox/test/browser_browser_toolbox.js b/devtools/client/framework/browser-toolbox/test/browser_browser_toolbox.js
new file mode 100644
index 0000000000..29d8856b05
--- /dev/null
+++ b/devtools/client/framework/browser-toolbox/test/browser_browser_toolbox.js
@@ -0,0 +1,66 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// There are shutdown issues for which multiple rejections are left uncaught.
+// See bug 1018184 for resolving these issues.
+const { PromiseTestUtils } = ChromeUtils.importESModule(
+  "resource://testing-common/PromiseTestUtils.sys.mjs"
+);
+PromiseTestUtils.allowMatchingRejectionsGlobally(/File closed/);
+
+// On debug test machine, it takes about 50s to run the test.
+requestLongerTimeout(4);
+
+add_task(async function () {
+  const ToolboxTask = await initBrowserToolboxTask();
+  await ToolboxTask.importFunctions({});
+
+  const hasCloseButton = await ToolboxTask.spawn(null, async () => {
+    /* global gToolbox */
+    return !!gToolbox.doc.getElementById("toolbox-close");
+  });
+  ok(!hasCloseButton, "Browser toolbox doesn't have a close button");
+
+  info("Trigger F5 key shortcut and ensure nothing happens");
+  info(
+    "If F5 triggers a full reload, the mochitest will stop here as firefox instance will be restarted"
+  );
+  const previousInnerWindowId =
+    window.browsingContext.currentWindowGlobal.innerWindowId;
+  function onUnload() {
+    ok(false, "The top level window shouldn't be reloaded/closed");
+  }
+  window.addEventListener("unload", onUnload);
+  await ToolboxTask.spawn(null, async () => {
+    const isMacOS = Services.appinfo.OS === "Darwin";
+    const { win } = gToolbox;
+    // Simulate CmdOrCtrl+R
+    win.dispatchEvent(
+      new win.KeyboardEvent("keydown", {
+        bubbles: true,
+        ctrlKey: !isMacOS,
+        metaKey: isMacOS,
+        keyCode: "r".charCodeAt(0),
+      })
+    );
+    // Simulate F5
+    win.dispatchEvent(
+      new win.KeyboardEvent("keydown", {
+        bubbles: true,
+        keyCode: win.KeyEvent.DOM_VK_F5,
+      })
+    );
+  });
+
+  // Let a chance to trigger the regression where the top level document closes or reloads
+  await wait(1000);
+
+  is(
+    window.browsingContext.currentWindowGlobal.innerWindowId,
+    previousInnerWindowId,
+    "Check the browser.xhtml wasn't reloaded when pressing F5"
+  );
+  window.removeEventListener("unload", onUnload);
+
+  await ToolboxTask.destroy();
+});