Credential Manager API pops up an auto-signin toast.

chrome/browser/ui/passwords/manage_passwords_bubble_model_unittest.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/metrics/histogram_samples.h"
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/test/histogram_tester.h"
 #include "chrome/browser/ui/passwords/manage_passwords_bubble.h"
 #include "chrome/browser/ui/passwords/manage_passwords_bubble_model.h"
@@ skipping 61 matching lines @@
     controller()->SetState(
         password_manager::ui::PENDING_PASSWORD_STATE);
   }
 
   void PretendCredentialsWaiting() {
     model_->set_state(password_manager::ui::CREDENTIAL_REQUEST_STATE);
     model_->OnBubbleShown(ManagePasswordsBubble::AUTOMATIC);
     controller()->SetState(password_manager::ui::CREDENTIAL_REQUEST_STATE);
   }
 
+  void PretendAutoSigningIn() {
+    model_->set_state(password_manager::ui::AUTO_SIGNIN_STATE);
+    model_->OnBubbleShown(ManagePasswordsBubble::AUTOMATIC);
+    controller()->SetState(password_manager::ui::AUTO_SIGNIN_STATE);
+  }
+
   void PretendManagingPasswords() {
     model_->set_state(password_manager::ui::MANAGE_STATE);
     model_->OnBubbleShown(ManagePasswordsBubble::USER_ACTION);
     controller()->SetState(password_manager::ui::MANAGE_STATE);
   }
 
   void PretendBlacklisted() {
     model_->set_state(password_manager::ui::BLACKLIST_STATE);
     model_->OnBubbleShown(ManagePasswordsBubble::USER_ACTION);
 
@@ skipping 303 matching lines @@
             password_manager::metrics_util::NO_DIRECT_INTERACTION);
   EXPECT_FALSE(controller()->saved_password());
   EXPECT_FALSE(controller()->never_saved_password());
   EXPECT_TRUE(controller()->choose_credential());
 
   histogram_tester.ExpectUniqueSample(
       kUIDismissalReasonMetric,
       password_manager::metrics_util::NO_DIRECT_INTERACTION,
       1);
 }
+
+TEST_F(ManagePasswordsBubbleModelTest, PopupAutoSigninToast) {
+  base::HistogramTester histogram_tester;
+  PretendAutoSigningIn();
+  model_->OnAutoSignInToastTimeout();
+  model_->OnBubbleHidden();
+  EXPECT_EQ(model_->dismissal_reason(),
+            password_manager::metrics_util::AUTO_SIGNIN_TOAST_TIMEOUT);
+
+  histogram_tester.ExpectUniqueSample(
+      kUIDismissalReasonMetric,
+      password_manager::metrics_util::AUTO_SIGNIN_TOAST_TIMEOUT,
+      1);
+}