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// Copyright 2013 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/search/search_model.h"
#include "base/command_line.h"
#include "chrome/browser/ui/search/search_model_observer.h"
#include "chrome/browser/ui/search/search_tab_helper.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/search_types.h"
#include "chrome/test/base/chrome_render_view_host_test_harness.h"
namespace {
class MockSearchModelObserver : public SearchModelObserver {
public:
MockSearchModelObserver();
virtual ~MockSearchModelObserver();
virtual void ModelChanged(const SearchModel::State& old_state,
const SearchModel::State& new_state) OVERRIDE;
void VerifySearchModelStates(const SearchModel::State& expected_old_state,
const SearchModel::State& expected_new_state);
void VerifyNotificationCount(int expected_count);
private:
// How many times we've seen search model changed notifications.
int modelchanged_notification_count_;
SearchModel::State actual_old_state_;
SearchModel::State actual_new_state_;
DISALLOW_COPY_AND_ASSIGN(MockSearchModelObserver);
};
MockSearchModelObserver::MockSearchModelObserver()
: modelchanged_notification_count_(0) {
}
MockSearchModelObserver::~MockSearchModelObserver() {
}
void MockSearchModelObserver::ModelChanged(
const SearchModel::State& old_state,
const SearchModel::State& new_state) {
actual_old_state_ = old_state;
actual_new_state_ = new_state;
modelchanged_notification_count_++;
}
void MockSearchModelObserver::VerifySearchModelStates(
const SearchModel::State& expected_old_state,
const SearchModel::State& expected_new_state) {
EXPECT_TRUE(actual_old_state_ == expected_old_state);
EXPECT_TRUE(actual_new_state_ == expected_new_state);
}
void MockSearchModelObserver::VerifyNotificationCount(int expected_count) {
EXPECT_EQ(modelchanged_notification_count_, expected_count);
}
} // namespace
class SearchModelTest : public ChromeRenderViewHostTestHarness {
public:
virtual void SetUp() OVERRIDE;
virtual void TearDown() OVERRIDE;
MockSearchModelObserver mock_observer;
SearchModel* model;
};
void SearchModelTest::SetUp() {
ChromeRenderViewHostTestHarness::SetUp();
SearchTabHelper::CreateForWebContents(web_contents());
SearchTabHelper* search_tab_helper =
SearchTabHelper::FromWebContents(web_contents());
ASSERT_TRUE(search_tab_helper != NULL);
model = search_tab_helper->model();
model->AddObserver(&mock_observer);
}
void SearchModelTest::TearDown() {
model->RemoveObserver(&mock_observer);
ChromeRenderViewHostTestHarness::TearDown();
}
TEST_F(SearchModelTest, UpdateSearchModelInstantSupport) {
mock_observer.VerifyNotificationCount(0);
EXPECT_TRUE(model->instant_support() == INSTANT_SUPPORT_UNKNOWN);
SearchModel::State expected_old_state = model->state();
SearchModel::State expected_new_state(model->state());
expected_new_state.instant_support = INSTANT_SUPPORT_YES;
model->SetInstantSupportState(INSTANT_SUPPORT_YES);
mock_observer.VerifySearchModelStates(expected_old_state, expected_new_state);
mock_observer.VerifyNotificationCount(1);
EXPECT_TRUE(model->instant_support() == INSTANT_SUPPORT_YES);
expected_old_state = expected_new_state;
expected_new_state.instant_support = INSTANT_SUPPORT_NO;
model->SetInstantSupportState(INSTANT_SUPPORT_NO);
mock_observer.VerifySearchModelStates(expected_old_state, expected_new_state);
mock_observer.VerifyNotificationCount(2);
// Notify the observer only if the search model state is changed.
model->SetInstantSupportState(INSTANT_SUPPORT_NO);
EXPECT_TRUE(model->state() == expected_new_state);
EXPECT_TRUE(model->instant_support() == INSTANT_SUPPORT_NO);
mock_observer.VerifyNotificationCount(2);
}
TEST_F(SearchModelTest, UpdateSearchModelMode) {
mock_observer.VerifyNotificationCount(0);
SearchMode search_mode(SearchMode::MODE_NTP, SearchMode::ORIGIN_NTP);
SearchModel::State expected_old_state = model->state();
SearchModel::State expected_new_state(model->state());
expected_new_state.mode = search_mode;
model->SetMode(search_mode);
mock_observer.VerifySearchModelStates(expected_old_state, expected_new_state);
mock_observer.VerifyNotificationCount(1);
search_mode.mode = SearchMode::MODE_SEARCH_RESULTS;
expected_old_state = expected_new_state;
expected_new_state.mode = search_mode;
model->SetMode(search_mode);
mock_observer.VerifySearchModelStates(expected_old_state, expected_new_state);
mock_observer.VerifyNotificationCount(2);
EXPECT_TRUE(model->state() == expected_new_state);
}
TEST_F(SearchModelTest, UpdateSearchModelState) {
SearchModel::State expected_new_state(model->state());
expected_new_state.instant_support = INSTANT_SUPPORT_NO;
EXPECT_FALSE(model->state() == expected_new_state);
model->SetState(expected_new_state);
mock_observer.VerifyNotificationCount(1);
EXPECT_TRUE(model->state() == expected_new_state);
}
TEST_F(SearchModelTest, UpdateVoiceSearchSupported) {
mock_observer.VerifyNotificationCount(0);
EXPECT_FALSE(model->voice_search_supported());
SearchModel::State expected_old_state = model->state();
SearchModel::State expected_new_state(model->state());
expected_new_state.voice_search_supported = true;
model->SetVoiceSearchSupported(true);
mock_observer.VerifySearchModelStates(expected_old_state, expected_new_state);
mock_observer.VerifyNotificationCount(1);
EXPECT_TRUE(model->voice_search_supported());
}
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