From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../test/browser/browser_newtab_overrides.js       | 138 +++++++++++++++++++++
 1 file changed, 138 insertions(+)
 create mode 100644 browser/components/newtab/test/browser/browser_newtab_overrides.js

(limited to 'browser/components/newtab/test/browser/browser_newtab_overrides.js')

diff --git a/browser/components/newtab/test/browser/browser_newtab_overrides.js b/browser/components/newtab/test/browser/browser_newtab_overrides.js
new file mode 100644
index 0000000000..ce7d82881f
--- /dev/null
+++ b/browser/components/newtab/test/browser/browser_newtab_overrides.js
@@ -0,0 +1,138 @@
+"use strict";
+
+const { AboutNewTab } = ChromeUtils.import(
+  "resource:///modules/AboutNewTab.jsm"
+);
+
+registerCleanupFunction(() => {
+  AboutNewTab.resetNewTabURL();
+});
+
+function nextChangeNotificationPromise(aNewURL, testMessage) {
+  return TestUtils.topicObserved(
+    "newtab-url-changed",
+    function observer(aSubject, aData) {
+      Assert.equal(aData, aNewURL, testMessage);
+      return true;
+    }
+  );
+}
+
+/*
+ * Tests that the default newtab page is always returned when one types "about:newtab" in the URL bar,
+ * even when overridden.
+ */
+add_task(async function redirector_ignores_override() {
+  let overrides = ["chrome://browser/content/aboutRobots.xhtml", "about:home"];
+
+  for (let overrideURL of overrides) {
+    let notificationPromise = nextChangeNotificationPromise(
+      overrideURL,
+      `newtab page now points to ${overrideURL}`
+    );
+    AboutNewTab.newTabURL = overrideURL;
+
+    await notificationPromise;
+    Assert.ok(AboutNewTab.newTabURLOverridden, "url has been overridden");
+
+    let tabOptions = {
+      gBrowser,
+      url: "about:newtab",
+    };
+
+    /*
+     * Simulate typing "about:newtab" in the url bar.
+     *
+     * Bug 1240169 - We expect the redirector to lead the user to "about:newtab", the default URL,
+     * due to invoking AboutRedirector. A user interacting with the chrome otherwise would lead
+     * to the overriding URLs.
+     */
+    await BrowserTestUtils.withNewTab(tabOptions, async browser => {
+      await SpecialPowers.spawn(browser, [], async () => {
+        Assert.equal(content.location.href, "about:newtab", "Got right URL");
+        Assert.equal(
+          content.document.location.href,
+          "about:newtab",
+          "Got right URL"
+        );
+        Assert.notEqual(
+          content.document.nodePrincipal,
+          Services.scriptSecurityManager.getSystemPrincipal(),
+          "activity stream principal should not match systemPrincipal"
+        );
+      });
+    });
+  }
+});
+
+/*
+ * Tests loading an overridden newtab page by simulating opening a newtab page from chrome
+ */
+add_task(async function override_loads_in_browser() {
+  let overrides = [
+    "chrome://browser/content/aboutRobots.xhtml",
+    "about:home",
+    " about:home",
+  ];
+
+  for (let overrideURL of overrides) {
+    let notificationPromise = nextChangeNotificationPromise(
+      overrideURL.trim(),
+      `newtab page now points to ${overrideURL}`
+    );
+    AboutNewTab.newTabURL = overrideURL;
+
+    await notificationPromise;
+    Assert.ok(AboutNewTab.newTabURLOverridden, "url has been overridden");
+
+    // simulate a newtab open as a user would
+    BrowserOpenTab();
+
+    let browser = gBrowser.selectedBrowser;
+    await BrowserTestUtils.browserLoaded(browser);
+
+    await SpecialPowers.spawn(browser, [{ url: overrideURL }], async args => {
+      Assert.equal(content.location.href, args.url.trim(), "Got right URL");
+      Assert.equal(
+        content.document.location.href,
+        args.url.trim(),
+        "Got right URL"
+      );
+    });
+    BrowserTestUtils.removeTab(gBrowser.selectedTab);
+  }
+});
+
+/*
+ * Tests edge cases when someone overrides the newtabpage with whitespace
+ */
+add_task(async function override_blank_loads_in_browser() {
+  let overrides = ["", " ", "\n\t", " about:blank"];
+
+  for (let overrideURL of overrides) {
+    let notificationPromise = nextChangeNotificationPromise(
+      "about:blank",
+      "newtab page now points to about:blank"
+    );
+    AboutNewTab.newTabURL = overrideURL;
+
+    await notificationPromise;
+    Assert.ok(AboutNewTab.newTabURLOverridden, "url has been overridden");
+
+    // simulate a newtab open as a user would
+    BrowserOpenTab();
+
+    let browser = gBrowser.selectedBrowser;
+    await BrowserTestUtils.browserLoaded(browser);
+
+    await SpecialPowers.spawn(browser, [], async () => {
+      Assert.equal(content.location.href, "about:blank", "Got right URL");
+      Assert.equal(
+        content.document.location.href,
+        "about:blank",
+        "Got right URL"
+      );
+    });
+    BrowserTestUtils.removeTab(gBrowser.selectedTab);
+  }
+});
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