3 files changed, 144 insertions, 0 deletions
diff --git a/devtools/startup/tests/browser/.eslintrc.js b/devtools/startup/tests/browser/.eslintrc.js
new file mode 100644
index 0000000000..3d0bd99e1b
--- /dev/null
+++ b/devtools/startup/tests/browser/.eslintrc.js
@@ -0,0 +1,6 @@
+"use strict";
+
+module.exports = {
+  // Extend from the shared list of defined globals for mochitests.
+  extends: "../../../.eslintrc.mochitests.js",
+};
diff --git a/devtools/startup/tests/browser/browser.ini b/devtools/startup/tests/browser/browser.ini
new file mode 100644
index 0000000000..68b802d2aa
--- /dev/null
+++ b/devtools/startup/tests/browser/browser.ini
@@ -0,0 +1,5 @@
+[DEFAULT]
+tags = devtools
+subsuite = devtools
+
+[browser_shim_disable_devtools.js]
diff --git a/devtools/startup/tests/browser/browser_shim_disable_devtools.js b/devtools/startup/tests/browser/browser_shim_disable_devtools.js
new file mode 100644
index 0000000000..0a7c5871ba
--- /dev/null
+++ b/devtools/startup/tests/browser/browser_shim_disable_devtools.js
@@ -0,0 +1,133 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/* eslint-env browser */
+
+const { require } = ChromeUtils.import("resource://devtools/shared/Loader.jsm");
+const { CustomizableUI } = ChromeUtils.import(
+  "resource:///modules/CustomizableUI.jsm"
+);
+const { AppConstants } = require("resource://gre/modules/AppConstants.jsm");
+const { gDevTools } = require("devtools/client/framework/devtools");
+
+/**
+ * Test that the preference devtools.policy.disabled disables entry points for devtools.
+ */
+add_task(async function() {
+  info(
+    "Disable DevTools entry points (does not apply to the already created window"
+  );
+  await new Promise(resolve => {
+    const options = { set: [["devtools.policy.disabled", true]] };
+    SpecialPowers.pushPrefEnv(options, resolve);
+  });
+
+  // In DEV_EDITION the browser starts with the developer-button in the toolbar. This
+  // applies to all new windows and forces creating keyboard shortcuts. The preference
+  // tested should not change without restart, but for the needs of the test, remove the
+  // developer-button from the UI before opening a new window.
+  if (AppConstants.MOZ_DEV_EDITION) {
+    CustomizableUI.removeWidgetFromArea("developer-button");
+  }
+
+  info(
+    "Open a new window, all window-specific hooks for DevTools will be disabled."
+  );
+  const win = OpenBrowserWindow({ private: false });
+  await waitForDelayedStartupFinished(win);
+
+  info(
+    "Open a new tab on the new window to ensure the focus is on the new window"
+  );
+  const tab = BrowserTestUtils.addTab(
+    win.gBrowser,
+    "data:text/html;charset=utf-8,<title>foo</title>"
+  );
+  await BrowserTestUtils.browserLoaded(win.gBrowser.getBrowserForTab(tab));
+
+  info(
+    "Synthesize a DevTools shortcut, the toolbox should not open on this new window."
+  );
+  synthesizeToggleToolboxKey(win);
+
+  // There is no event to wait for here as this shortcut should have no effect.
+  /* eslint-disable mozilla/no-arbitrary-setTimeout */
+  await new Promise(r => setTimeout(r, 1000));
+
+  is(gDevTools._toolboxes.size, 0, "No toolbox has been opened");
+
+  const browser = gBrowser.selectedTab.linkedBrowser;
+  const location = browser.documentURI.spec;
+  ok(
+    !location.startsWith("about:devtools"),
+    "The current tab is not about:devtools"
+  );
+
+  info("Open the context menu for the content page.");
+  const contextMenu = win.document.getElementById("contentAreaContextMenu");
+  const popupShownPromise = BrowserTestUtils.waitForEvent(
+    contextMenu,
+    "popupshown"
+  );
+  EventUtils.synthesizeMouseAtCenter(
+    win.document.documentElement,
+    { type: "contextmenu", button: 2 },
+    win
+  );
+  await popupShownPromise;
+
+  const inspectElementItem = contextMenu.querySelector(`#context-inspect`);
+  ok(
+    inspectElementItem.hidden,
+    "The inspect element item is hidden in the context menu"
+  );
+
+  info("Close the context menu");
+  const onContextMenuHidden = BrowserTestUtils.waitForEvent(
+    contextMenu,
+    "popuphidden"
+  );
+  contextMenu.hidePopup();
+  await onContextMenuHidden;
+
+  const toolsMenu = win.document.getElementById("webDeveloperMenu");
+  ok(toolsMenu.hidden, "The Web Developer item of the tools menu is hidden");
+  const hamburgerMenu = win.document.getElementById("appMenu-developer-button");
+  is(
+    hamburgerMenu,
+    null,
+    "The Web Developer item of the hamburger menu should not be available"
+  );
+
+  win.gBrowser.removeTab(tab);
+
+  info("Close the test window");
+  const winClosed = BrowserTestUtils.windowClosed(win);
+  win.BrowserTryToCloseWindow();
+  await winClosed;
+});
+
+function waitForDelayedStartupFinished(win) {
+  return new Promise(resolve => {
+    Services.obs.addObserver(function observer(subject, topic) {
+      if (win == subject) {
+        Services.obs.removeObserver(observer, topic);
+        resolve();
+      }
+    }, "browser-delayed-startup-finished");
+  });
+}
+
+/**
+ * Helper to call the toggle devtools shortcut.
+ */
+function synthesizeToggleToolboxKey(win) {
+  info("Trigger the toogle toolbox shortcut");
+  if (Services.appinfo.OS == "Darwin") {
+    EventUtils.synthesizeKey("i", { accelKey: true, altKey: true }, win);
+  } else {
+    EventUtils.synthesizeKey("i", { accelKey: true, shiftKey: true }, win);
+  }
+}