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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 <string>
#include <vector>
#include "base/memory/scoped_ptr.h"
#include "base/metrics/field_trial.h"
#include "base/strings/string_util.h"
#include "chrome/browser/search/instant_service.h"
#include "chrome/browser/search/instant_service_observer.h"
#include "chrome/browser/search/instant_unittest_base.h"
#include "chrome/browser/search/search.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/browser/ui/host_desktop.h"
#include "chrome/browser/ui/search/instant_search_prerenderer.h"
#include "chrome/common/render_messages.h"
#include "components/variations/entropy_provider.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/notification_types.h"
#include "content/public/test/mock_render_process_host.h"
#include "ipc/ipc_message.h"
#include "ipc/ipc_test_sink.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "url/gurl.h"
class MockInstantServiceObserver : public InstantServiceObserver {
public:
MOCK_METHOD0(DefaultSearchProviderChanged, void());
MOCK_METHOD0(GoogleURLUpdated, void());
MOCK_METHOD1(OmniboxStartMarginChanged, void(int));
};
class InstantServiceTest : public InstantUnitTestBase {
protected:
virtual void SetUp() OVERRIDE {
InstantUnitTestBase::SetUp();
instant_service_observer_.reset(new MockInstantServiceObserver());
instant_service_->AddObserver(instant_service_observer_.get());
}
virtual void TearDown() OVERRIDE {
instant_service_->RemoveObserver(instant_service_observer_.get());
InstantUnitTestBase::TearDown();
}
InstantSearchPrerenderer* GetInstantSearchPrerenderer() {
return instant_service_->instant_search_prerenderer();
}
void UpdateOmniboxStartMargin(int start_margin) {
instant_service_->OnOmniboxStartMarginChanged(start_margin);
}
scoped_ptr<MockInstantServiceObserver> instant_service_observer_;
};
TEST_F(InstantServiceTest, DispatchDefaultSearchProviderChanged) {
EXPECT_CALL(*instant_service_observer_.get(), DefaultSearchProviderChanged())
.Times(1);
const std::string& new_base_url = "https://bar.com/";
SetDefaultSearchProvider(new_base_url);
}
TEST_F(InstantServiceTest, DispatchGoogleURLUpdated) {
EXPECT_CALL(*instant_service_observer_.get(), GoogleURLUpdated()).Times(1);
const std::string& new_base_url = "https://www.google.es/";
NotifyGoogleBaseURLUpdate(new_base_url);
}
TEST_F(InstantServiceTest, SendsSearchURLsToRenderer) {
ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial("EmbeddedSearch",
"Group1 use_cacheable_ntp:1"));
scoped_ptr<content::MockRenderProcessHost> rph(
new content::MockRenderProcessHost(profile()));
rph->sink().ClearMessages();
instant_service_->Observe(
content::NOTIFICATION_RENDERER_PROCESS_CREATED,
content::Source<content::MockRenderProcessHost>(rph.get()),
content::NotificationService::NoDetails());
EXPECT_EQ(1U, rph->sink().message_count());
const IPC::Message* msg = rph->sink().GetMessageAt(0);
ASSERT_TRUE(msg);
std::vector<GURL> search_urls;
GURL new_tab_page_url;
ChromeViewMsg_SetSearchURLs::Read(msg, &search_urls, &new_tab_page_url);
EXPECT_EQ(2U, search_urls.size());
EXPECT_EQ("https://www.google.com/alt#quux=", search_urls[0].spec());
EXPECT_EQ("https://www.google.com/url?bar=", search_urls[1].spec());
EXPECT_EQ("https://www.google.com/newtab", new_tab_page_url.spec());
}
TEST_F(InstantServiceTest, InstantSearchDisabled) {
// 'prefetch_results' flag is not enabled in field trials. Make sure
// InstantSearchPrerenderer is not initialized.
EXPECT_EQ(static_cast<InstantSearchPrerenderer*>(NULL),
GetInstantSearchPrerenderer());
}
TEST_F(InstantServiceTest,
ResetInstantSearchPrerenderer_DefaultProviderChanged) {
ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
"EmbeddedSearch", "Group1 use_cacheable_ntp:1 prefetch_results:1"));
EXPECT_CALL(*instant_service_observer_.get(), DefaultSearchProviderChanged())
.Times(2);
// Set a default search provider that doesn't support Instant.
TemplateURLData data;
data.SetURL("https://foobar.com/url?bar={searchTerms}");
TemplateURL* template_url = new TemplateURL(profile(), data);
// Takes ownership of |template_url|.
template_url_service_->Add(template_url);
template_url_service_->SetDefaultSearchProvider(template_url);
EXPECT_EQ(static_cast<InstantSearchPrerenderer*>(NULL),
GetInstantSearchPrerenderer());
// Set a default search provider that supports Instant and make sure
// InstantSearchPrerenderer is valid.
SetDefaultSearchProvider("https://google.com/");
EXPECT_NE(static_cast<InstantSearchPrerenderer*>(NULL),
GetInstantSearchPrerenderer());
}
TEST_F(InstantServiceTest, ResetInstantSearchPrerenderer_GoogleBaseURLUpdated) {
ASSERT_TRUE(base::FieldTrialList::CreateFieldTrial(
"EmbeddedSearch", "Group1 use_cacheable_ntp:1 prefetch_results:1"));
EXPECT_CALL(*instant_service_observer_.get(), DefaultSearchProviderChanged())
.Times(1);
EXPECT_CALL(*instant_service_observer_.get(), GoogleURLUpdated()).Times(1);
SetDefaultSearchProvider("https://google.com/");
InstantSearchPrerenderer* old_prerenderer = GetInstantSearchPrerenderer();
EXPECT_NE(static_cast<InstantSearchPrerenderer*>(NULL), old_prerenderer);
const std::string& new_base_url = "https://www.google.es/";
NotifyGoogleBaseURLUpdate(new_base_url);
EXPECT_NE(old_prerenderer, GetInstantSearchPrerenderer());
}
TEST_F(InstantServiceTest, OmniboxStartMarginChanged) {
int new_start_margin = 92;
EXPECT_CALL(*instant_service_observer_.get(),
OmniboxStartMarginChanged(new_start_margin)).Times(1);
UpdateOmniboxStartMargin(new_start_margin);
}
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