1 files changed, 50 insertions, 0 deletions
diff --git a/browser/base/content/test/siteIdentity/browser_ignore_same_page_navigation.js b/browser/base/content/test/siteIdentity/browser_ignore_same_page_navigation.js
new file mode 100644
index 0000000000..86ec70a0cf
--- /dev/null
+++ b/browser/base/content/test/siteIdentity/browser_ignore_same_page_navigation.js
@@ -0,0 +1,50 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that the nsISecureBrowserUI implementation doesn't send extraneous OnSecurityChange events
+// when it receives OnLocationChange events with the LOCATION_CHANGE_SAME_DOCUMENT flag set.
+
+add_task(async function () {
+  await BrowserTestUtils.withNewTab("about:blank", async browser => {
+    let onLocationChangeCount = 0;
+    let onSecurityChangeCount = 0;
+    let progressListener = {
+      onStateChange() {},
+      onLocationChange() {
+        onLocationChangeCount++;
+      },
+      onSecurityChange() {
+        onSecurityChangeCount++;
+      },
+      onProgressChange() {},
+      onStatusChange() {},
+
+      QueryInterface: ChromeUtils.generateQI([
+        "nsIWebProgressListener",
+        "nsISupportsWeakReference",
+      ]),
+    };
+    browser.addProgressListener(progressListener, Ci.nsIWebProgress.NOTIFY_ALL);
+
+    let uri =
+      getRootDirectory(gTestPath).replace(
+        "chrome://mochitests/content",
+        "https://example.com"
+      ) + "dummy_page.html";
+    BrowserTestUtils.loadURIString(browser, uri);
+    await BrowserTestUtils.browserLoaded(browser, false, uri);
+    is(onLocationChangeCount, 1, "should have 1 onLocationChange event");
+    is(onSecurityChangeCount, 1, "should have 1 onSecurityChange event");
+    await SpecialPowers.spawn(browser, [], async () => {
+      content.history.pushState({}, "", "https://example.com");
+    });
+    is(onLocationChangeCount, 2, "should have 2 onLocationChange events");
+    is(
+      onSecurityChangeCount,
+      1,
+      "should still have only 1 onSecurityChange event"
+    );
+  });
+});