1 files changed, 65 insertions, 0 deletions
diff --git a/toolkit/components/passwordmgr/test/browser/browser_form_history_fallback.js b/toolkit/components/passwordmgr/test/browser/browser_form_history_fallback.js
new file mode 100644
index 0000000000..ad76e5479c
--- /dev/null
+++ b/toolkit/components/passwordmgr/test/browser/browser_form_history_fallback.js
@@ -0,0 +1,65 @@
+const { FormHistoryTestUtils } = ChromeUtils.importESModule(
+  "resource://testing-common/FormHistoryTestUtils.sys.mjs"
+);
+
+const usernameFieldName = "user";
+
+async function cleanup() {
+  Services.prefs.clearUserPref("signon.rememberSignons");
+  Services.logins.removeAllLogins();
+  await FormHistoryTestUtils.clear(usernameFieldName);
+}
+
+add_setup(async function () {
+  await cleanup();
+});
+
+add_task(
+  async function test_username_not_saved_in_form_history_when_password_manager_enabled() {
+    Services.prefs.setBoolPref("signon.rememberSignons", true);
+
+    await testSubmittingLoginFormHTTP(
+      "subtst_notifications_1.html",
+      async () => {
+        const notif = await getCaptureDoorhangerThatMayOpen("password-save");
+        await clickDoorhangerButton(notif, REMEMBER_BUTTON);
+      }
+    );
+
+    const loginEntries = Services.logins.getAllLogins().length;
+    const historyEntries = await FormHistoryTestUtils.count(usernameFieldName);
+
+    Assert.equal(
+      loginEntries,
+      1,
+      "Username should be saved in password manager"
+    );
+
+    Assert.equal(
+      historyEntries,
+      0,
+      "Username should not be saved in form history"
+    );
+    await cleanup();
+  }
+);
+
+add_task(
+  async function test_username_saved_in_form_history_when_password_manager_disabled() {
+    Services.prefs.setBoolPref("signon.rememberSignons", false);
+
+    await testSubmittingLoginFormHTTP("subtst_notifications_1.html");
+
+    const loginEntries = Services.logins.getAllLogins().length;
+    const historyEntries = await FormHistoryTestUtils.count(usernameFieldName);
+
+    Assert.equal(
+      loginEntries,
+      0,
+      "Username should not be saved in password manager"
+    );
+
+    Assert.equal(historyEntries, 1, "Username should be saved in form history");
+    await cleanup();
+  }
+);