1 files changed, 142 insertions, 0 deletions
diff --git a/browser/base/content/test/fullscreen/browser_fullscreen_context_menu.js b/browser/base/content/test/fullscreen/browser_fullscreen_context_menu.js
new file mode 100644
index 0000000000..ec874f1a3f
--- /dev/null
+++ b/browser/base/content/test/fullscreen/browser_fullscreen_context_menu.js
@@ -0,0 +1,142 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+async function openContextMenu(itemElement, win = window) {
+  let popupShownPromise = BrowserTestUtils.waitForEvent(
+    itemElement.ownerDocument,
+    "popupshown"
+  );
+  EventUtils.synthesizeMouseAtCenter(
+    itemElement,
+    {
+      type: "contextmenu",
+      button: 2,
+    },
+    win
+  );
+  let { target } = await popupShownPromise;
+  return target;
+}
+
+async function testContextMenu() {
+  await BrowserTestUtils.withNewTab("about:blank", async () => {
+    let panelUIMenuButton = document.getElementById("PanelUI-menu-button");
+    let contextMenu = await openContextMenu(panelUIMenuButton);
+    let array1 = AppConstants.MENUBAR_CAN_AUTOHIDE
+      ? [
+          ".customize-context-moveToPanel",
+          ".customize-context-removeFromToolbar",
+          "#toolbarItemsMenuSeparator",
+          "#toggle_toolbar-menubar",
+          "#toggle_PersonalToolbar",
+          "#viewToolbarsMenuSeparator",
+          ".viewCustomizeToolbar",
+        ]
+      : [
+          ".customize-context-moveToPanel",
+          ".customize-context-removeFromToolbar",
+          "#toolbarItemsMenuSeparator",
+          "#toggle_PersonalToolbar",
+          "#viewToolbarsMenuSeparator",
+          ".viewCustomizeToolbar",
+        ];
+    let result1 = verifyContextMenu(contextMenu, array1);
+    ok(!result1, "Expected no errors verifying context menu items");
+    contextMenu.hidePopup();
+    let onFullscreen = Promise.all([
+      BrowserTestUtils.waitForEvent(window, "fullscreen"),
+      BrowserTestUtils.waitForEvent(
+        window,
+        "sizemodechange",
+        false,
+        e => window.fullScreen
+      ),
+      BrowserTestUtils.waitForPopupEvent(contextMenu, "hidden"),
+    ]);
+    document.getElementById("View:FullScreen").doCommand();
+    contextMenu.hidePopup();
+    info("waiting for fullscreen");
+    await onFullscreen;
+    // make sure the toolbox is visible if it's autohidden
+    document.getElementById("Browser:OpenLocation").doCommand();
+    info("trigger the context menu");
+    let contextMenu2 = await openContextMenu(panelUIMenuButton);
+    info("context menu should be open, verify its menu items");
+    let array2 = AppConstants.MENUBAR_CAN_AUTOHIDE
+      ? [
+          ".customize-context-moveToPanel",
+          ".customize-context-removeFromToolbar",
+          "#toolbarItemsMenuSeparator",
+          "#toggle_toolbar-menubar",
+          "#toggle_PersonalToolbar",
+          "#viewToolbarsMenuSeparator",
+          ".viewCustomizeToolbar",
+          `menuseparator[contexttype="fullscreen"]`,
+          `.fullscreen-context-autohide`,
+          `menuitem[contexttype="fullscreen"]`,
+        ]
+      : [
+          ".customize-context-moveToPanel",
+          ".customize-context-removeFromToolbar",
+          "#toolbarItemsMenuSeparator",
+          "#toggle_PersonalToolbar",
+          "#viewToolbarsMenuSeparator",
+          ".viewCustomizeToolbar",
+          `menuseparator[contexttype="fullscreen"]`,
+          `.fullscreen-context-autohide`,
+          `menuitem[contexttype="fullscreen"]`,
+        ];
+    let result2 = verifyContextMenu(contextMenu2, array2);
+    ok(!result2, "Expected no errors verifying context menu items");
+    let onExitFullscreen = Promise.all([
+      BrowserTestUtils.waitForEvent(window, "fullscreen"),
+      BrowserTestUtils.waitForEvent(
+        window,
+        "sizemodechange",
+        false,
+        e => !window.fullScreen
+      ),
+      BrowserTestUtils.waitForPopupEvent(contextMenu2, "hidden"),
+    ]);
+    document.getElementById("View:FullScreen").doCommand();
+    contextMenu2.hidePopup();
+    await onExitFullscreen;
+  });
+}
+
+function verifyContextMenu(contextMenu, itemSelectors) {
+  // Ignore hidden nodes
+  let items = Array.from(contextMenu.children).filter(n =>
+    BrowserTestUtils.is_visible(n)
+  );
+  let menuAsText = items
+    .map(n => {
+      return n.nodeName == "menuseparator"
+        ? "---"
+        : `${n.label} (${n.command})`;
+    })
+    .join("\n");
+  info("Got actual context menu items: \n" + menuAsText);
+
+  try {
+    is(
+      items.length,
+      itemSelectors.length,
+      "Context menu has the expected number of items"
+    );
+    for (let i = 0; i < items.length; i++) {
+      let selector = itemSelectors[i];
+      ok(
+        items[i].matches(selector),
+        `Item at ${i} matches expected selector: ${selector}`
+      );
+    }
+  } catch (ex) {
+    return ex;
+  }
+  return null;
+}
+
+add_task(testContextMenu);