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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "base/prefs/pref_service.h"
      6 #include "chrome/browser/autocomplete/autocomplete_controller.h"
      7 #include "chrome/browser/ui/omnibox/omnibox_controller.h"
      8 #include "chrome/common/pref_names.h"
      9 #include "chrome/test/base/testing_profile.h"
     10 #include "components/omnibox/autocomplete_provider.h"
     11 #include "testing/gtest/include/gtest/gtest.h"
     12 
     13 class OmniboxControllerTest : public testing::Test {
     14  protected:
     15   OmniboxControllerTest();
     16   virtual ~OmniboxControllerTest();
     17 
     18   void CreateController();
     19   void AssertProviders(int expected_providers);
     20 
     21   PrefService* GetPrefs() { return profile_.GetPrefs(); }
     22   const AutocompleteController::Providers& GetAutocompleteProviders() const {
     23     return omnibox_controller_->autocomplete_controller()->providers();
     24   }
     25 
     26  private:
     27   TestingProfile profile_;
     28   scoped_ptr<OmniboxController> omnibox_controller_;
     29 
     30   DISALLOW_COPY_AND_ASSIGN(OmniboxControllerTest);
     31 };
     32 
     33 OmniboxControllerTest::OmniboxControllerTest() {
     34 }
     35 
     36 OmniboxControllerTest::~OmniboxControllerTest() {
     37 }
     38 
     39 void OmniboxControllerTest::CreateController() {
     40   omnibox_controller_.reset(new OmniboxController(NULL, &profile_));
     41 }
     42 
     43 // Checks that the list of autocomplete providers used by the OmniboxController
     44 // matches the one in the |expected_providers| bit field.
     45 void OmniboxControllerTest::AssertProviders(int expected_providers) {
     46   const AutocompleteController::Providers& providers =
     47       GetAutocompleteProviders();
     48 
     49   for (size_t i = 0; i < providers.size(); ++i) {
     50     // Ensure this is a provider we wanted.
     51     int type = providers[i]->type();
     52     ASSERT_TRUE(expected_providers & type);
     53 
     54     // Remove it from expectations so we fail if it's there twice.
     55     expected_providers &= ~type;
     56   }
     57 
     58   // Ensure we saw all the providers we expected.
     59   ASSERT_EQ(0, expected_providers);
     60 }
     61 
     62 TEST_F(OmniboxControllerTest, CheckDefaultAutocompleteProviders) {
     63   CreateController();
     64   // First collect the basic providers.
     65   int observed_providers = 0;
     66   const AutocompleteController::Providers& providers =
     67       GetAutocompleteProviders();
     68   for (size_t i = 0; i < providers.size(); ++i)
     69     observed_providers |= providers[i]->type();
     70   // Ensure we have at least one provider.
     71   ASSERT_NE(0, observed_providers);
     72 
     73   // Ensure instant extended includes all the provides in classic Chrome.
     74   int providers_with_instant_extended = observed_providers;
     75   // TODO(beaudoin): remove TYPE_SEARCH once it's no longer needed to pass
     76   // the Instant suggestion through via FinalizeInstantQuery.
     77   CreateController();
     78   AssertProviders(providers_with_instant_extended);
     79 }
     80