1 files changed, 60 insertions, 0 deletions
diff --git a/browser/base/content/test/menubar/browser_file_close_tabs.js b/browser/base/content/test/menubar/browser_file_close_tabs.js
new file mode 100644
index 0000000000..15abd92bba
--- /dev/null
+++ b/browser/base/content/test/menubar/browser_file_close_tabs.js
@@ -0,0 +1,60 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+/**
+ * This test verifies behavior from bug 1732375:
+ * https://bugzilla.mozilla.org/show_bug.cgi?id=1732375
+ *
+ * If there are multiple tabs selected, the 'Close' entry
+ * under the File menu should correctly reflect the number of
+ * selected tabs
+ */
+add_task(async function test_menu_close_tab_count() {
+  // Window should have one tab open already, so we
+  // just need to add one more to have a total of two
+  info("Adding new tabs");
+  // eslint-disable-next-line @microsoft/sdl/no-insecure-url
+  await BrowserTestUtils.openNewForegroundTab(gBrowser, "http://example.com");
+
+  info("Selecting all tabs");
+  await gBrowser.selectAllTabs();
+  is(gBrowser.multiSelectedTabsCount, 2, "Two (2) tabs are selected");
+
+  let fileMenu = document.getElementById("menu_FilePopup");
+  await simulateMenuOpen(fileMenu);
+
+  let closeMenuEntry = document.getElementById("menu_close");
+  let closeMenuL10nArgsObject = document.l10n.getAttributes(closeMenuEntry);
+
+  is(
+    closeMenuL10nArgsObject.args.tabCount,
+    2,
+    "Menu bar reflects multi-tab selection number (Close 2 Tabs)"
+  );
+
+  let onClose = BrowserTestUtils.waitForEvent(
+    gBrowser.tabContainer,
+    "TabClose"
+  );
+
+  BrowserTestUtils.removeTab(gBrowser.selectedTab);
+
+  await onClose;
+
+  info("Tabs closed");
+});
+
+async function simulateMenuOpen(menu) {
+  return new Promise(resolve => {
+    menu.addEventListener("popupshown", resolve, { once: true });
+    menu.dispatchEvent(new MouseEvent("popupshowing"));
+    menu.dispatchEvent(new MouseEvent("popupshown"));
+  });
+}
+
+async function simulateMenuClosed(menu) {
+  return new Promise(resolve => {
+    menu.addEventListener("popuphidden", resolve, { once: true });
+    menu.dispatchEvent(new MouseEvent("popuphiding"));
+    menu.dispatchEvent(new MouseEvent("popuphidden"));
+  });
+}