[sync] [chromeos] Fix setup flow when sync data is cleared via dashboard and sync is set up again

chrome/browser/ui/webui/sync_setup_handler_unittest.cc

 // Copyright (c) 2012 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 "chrome/browser/ui/webui/sync_setup_handler.h"
 
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/json/json_writer.h"
@@ skipping 520 matching lines @@
   error_ = GoogleServiceAuthError::None();
   EXPECT_CALL(*mock_pss_, GetAuthError()).WillRepeatedly(ReturnRef(error_));
   EXPECT_CALL(*mock_pss_, sync_initialized()).WillRepeatedly(Return(false));
 
   // We're simulating a user setting up sync, which would cause the backend to
   // kick off initialization, but not download user data types. The sync
   // backend will try to download control data types (e.g encryption info), but
   // that won't finish for this test as we're simulating cancelling while the
   // spinner is showing.
   handler_->OpenSyncSetup(false);
-  EXPECT_EQ(handler_.get(),
+
+  // When the SigninTracker is initialized here, a signin failure is triggered
+  // due to sync_initialized() returning false, causing the current login UI to
+  // be dismissed.
+  EXPECT_EQ(NULL,
             LoginUIServiceFactory::GetForProfile(
                 profile_.get())->current_login_ui());
-  ASSERT_EQ(1U, web_ui_.call_data().size());
+
+  // We expect a call to SyncSetupOverlay.showSyncSetupPage. Some variations of
+  // this test also include a call to OptionsPage.closeOverlay, that we ignore.
+  EXPECT_LE(1U, web_ui_.call_data().size());
+
   const TestWebUI::CallData& data = web_ui_.call_data()[0];
   EXPECT_EQ("SyncSetupOverlay.showSyncSetupPage", data.function_name);
   std::string page;
   ASSERT_TRUE(data.arg1->GetAsString(&page));
   EXPECT_EQ(page, "spinner");
   // Cancelling the spinner dialog will cause CloseSyncSetup().
   handler_->CloseSyncSetup();
   EXPECT_EQ(NULL,
             LoginUIServiceFactory::GetForProfile(
                 profile_.get())->current_login_ui());
@@ skipping 11 matching lines @@
       .WillRepeatedly(Return(false));
   error_ = GoogleServiceAuthError::None();
   EXPECT_CALL(*mock_pss_, GetAuthError()).WillRepeatedly(ReturnRef(error_));
   // Sync backend is stopped initially, and will start up.
   EXPECT_CALL(*mock_pss_, sync_initialized())
       .WillOnce(Return(false))
       .WillRepeatedly(Return(true));
   SetDefaultExpectationsForConfigPage();
 
   handler_->OpenSyncSetup(false);
-  ASSERT_EQ(1U, web_ui_.call_data().size());
+
+  // We expect a call to SyncSetupOverlay.showSyncSetupPage. Some variations of
+  // this test also include a call to OptionsPage.closeOverlay, that we ignore.
+  EXPECT_LE(1U, web_ui_.call_data().size());
+
   const TestWebUI::CallData& data0 = web_ui_.call_data()[0];
   EXPECT_EQ("SyncSetupOverlay.showSyncSetupPage", data0.function_name);
   std::string page;
   ASSERT_TRUE(data0.arg1->GetAsString(&page));
   EXPECT_EQ(page, "spinner");
   handler_->SigninSuccess();
+
   // On signin success, the dialog will proceed from spinner to configure sync
-  // everything.
-  EXPECT_EQ(handler_.get(),
+  // everything. There is no login UI once signin is successful.
+  EXPECT_EQ(NULL,
             LoginUIServiceFactory::GetForProfile(
                 profile_.get())->current_login_ui());
-  ASSERT_EQ(2U, web_ui_.call_data().size());
-  const TestWebUI::CallData& data1 = web_ui_.call_data()[1];
+
+  // We expect a second call to SyncSetupOverlay.showSyncSetupPage. Some
+  // variations of this test also include a call to OptionsPage.closeOverlay,
+  // that we ignore.
+  EXPECT_LE(2U, web_ui_.call_data().size());
+  const TestWebUI::CallData& data1 = web_ui_.call_data().back();
   EXPECT_EQ("SyncSetupOverlay.showSyncSetupPage", data1.function_name);
   ASSERT_TRUE(data1.arg1->GetAsString(&page));
   EXPECT_EQ(page, "configure");
   DictionaryValue* dictionary;
   ASSERT_TRUE(data1.arg2->GetAsDictionary(&dictionary));
   CheckBool(dictionary, "passphraseFailed", false);
   CheckBool(dictionary, "showSyncEverythingPage", true);
   CheckBool(dictionary, "syncAllDataTypes", true);
   CheckBool(dictionary, "encryptAllData", false);
   CheckBool(dictionary, "usePassphrase", false);
@@ skipping 659 matching lines @@
       dictionary, err, false, GoogleServiceAuthError::NONE, "", true, "");
   handler_->CloseSyncSetup();
   EXPECT_EQ(NULL,
             LoginUIServiceFactory::GetForProfile(
                 profile_.get())->current_login_ui());
 }
 
 INSTANTIATE_TEST_CASE_P(SyncSetupHandlerTestWithParam,
                         SyncSetupHandlerTest,
                         Values(true, false));