1 files changed, 88 insertions, 0 deletions
diff --git a/browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbarPrefs.js b/browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbarPrefs.js
new file mode 100644
index 0000000000..76f603a025
--- /dev/null
+++ b/browser/base/content/test/about/browser_aboutNewTab_bookmarksToolbarPrefs.js
@@ -0,0 +1,88 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+requestLongerTimeout(3);
+
+add_task(async function test_with_different_pref_states() {
+  // [prefName, prefValue, toolbarVisibleExampleCom, toolbarVisibleNewTab]
+  let bookmarksFeatureStates = [
+    ["browser.toolbars.bookmarks.2h2020", true],
+    ["browser.toolbars.bookmarks.2h2020", false],
+  ];
+  let bookmarksToolbarVisibilityStates = [
+    ["browser.toolbars.bookmarks.visibility", "newtab"],
+    ["browser.toolbars.bookmarks.visibility", "always"],
+    ["browser.toolbars.bookmarks.visibility", "never"],
+  ];
+  for (let featureState of bookmarksFeatureStates) {
+    for (let visibilityState of bookmarksToolbarVisibilityStates) {
+      await SpecialPowers.pushPrefEnv({
+        set: [featureState, visibilityState],
+      });
+
+      for (let privateWin of [true, false]) {
+        info(
+          `Testing with ${featureState} and ${visibilityState} in a ${
+            privateWin ? "private" : "non-private"
+          } window`
+        );
+        let win = await BrowserTestUtils.openNewBrowserWindow({
+          private: privateWin,
+        });
+        is(
+          win.gBrowser.currentURI.spec,
+          privateWin ? "about:privatebrowsing" : "about:blank",
+          "Expecting about:privatebrowsing or about:blank as URI of new window"
+        );
+
+        if (!privateWin) {
+          await waitForBookmarksToolbarVisibility({
+            win,
+            visible: visibilityState[1] == "always",
+            message:
+              "Toolbar should be visible only if visibilityState is 'always'. State: " +
+              visibilityState[1],
+          });
+          await BrowserTestUtils.openNewForegroundTab({
+            gBrowser: win.gBrowser,
+            opening: "about:newtab",
+            waitForLoad: false,
+          });
+        }
+
+        if (featureState[1]) {
+          await waitForBookmarksToolbarVisibility({
+            win,
+            visible:
+              visibilityState[1] == "newtab" || visibilityState[1] == "always",
+            message:
+              "Toolbar should be visible as long as visibilityState isn't set to 'never'. State: " +
+              visibilityState[1],
+          });
+        } else {
+          await waitForBookmarksToolbarVisibility({
+            win,
+            visible: visibilityState[1] == "always",
+            message:
+              "Toolbar should be visible only if visibilityState is 'always'. State: " +
+              visibilityState[1],
+          });
+        }
+        await BrowserTestUtils.openNewForegroundTab({
+          gBrowser: win.gBrowser,
+          opening: "http://example.com",
+        });
+        await waitForBookmarksToolbarVisibility({
+          win,
+          visible: visibilityState[1] == "always",
+          message:
+            "Toolbar should be visible only if visibilityState is 'always'. State: " +
+            visibilityState[1],
+        });
+        await BrowserTestUtils.closeWindow(win);
+      }
+    }
+  }
+});