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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/safe_browsing/safe_browsing_pref_change_handler.h"
#include "base/memory/raw_ptr.h"
#include "chrome/browser/android/tab_android.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/android/tab_model/tab_model.h"
#include "chrome/browser/ui/android/tab_model/tab_model_list.h"
#include "chrome/browser/ui/android/tab_model/tab_model_test_helper.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/browser/web_contents.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/test_renderer_host.h"
#include "content/public/test/web_contents_tester.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace safe_browsing {
class SafeBrowsingPrefChangeHandlerAndroidTest : public testing::Test {
public:
SafeBrowsingPrefChangeHandlerAndroidTest() = default;
void SetUp() override {
TestingProfile::Builder profile_builder;
profile_ = profile_builder.Build();
// Pass the profile to the constructor.
pref_change_handler_ =
std::make_unique<SafeBrowsingPrefChangeHandler>(profile_.get());
rvh_test_enabler_ = std::make_unique<content::RenderViewHostTestEnabler>();
}
void TearDown() override { pref_change_handler_.reset(); }
TestingProfile* profile() { return profile_.get(); }
protected:
content::BrowserTaskEnvironment task_environment_;
std::unique_ptr<content::RenderViewHostTestEnabler> rvh_test_enabler_;
std::unique_ptr<TestingProfile> profile_;
std::unique_ptr<SafeBrowsingPrefChangeHandler> pref_change_handler_;
};
TEST_F(SafeBrowsingPrefChangeHandlerAndroidTest,
AddAndRemoveTabModelListObserver) {
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelListForTesting());
pref_change_handler_->AddTabModelListObserver();
EXPECT_TRUE(pref_change_handler_->IsObservingTabModelListForTesting());
pref_change_handler_->RemoveTabModelListObserver();
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelListForTesting());
}
TEST_F(SafeBrowsingPrefChangeHandlerAndroidTest, AddAndRemoveTabModelObserver) {
// Create a test tab model.
TestTabModel tab_model(profile());
TabModelList::AddTabModel(&tab_model);
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelForTesting());
// Set tab model for testing after initial check
pref_change_handler_->SetTabModelForTesting(&tab_model);
pref_change_handler_->AddTabModelObserver();
EXPECT_TRUE(pref_change_handler_->IsObservingTabModelForTesting());
pref_change_handler_->RemoveTabModelObserver();
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelForTesting());
TabModelList::RemoveTabModel(&tab_model);
}
TEST_F(SafeBrowsingPrefChangeHandlerAndroidTest,
AddTabModelObserver_NoMatchingProfile) {
// Create a different profile.
TestingProfile::Builder other_profile_builder;
std::unique_ptr<TestingProfile> other_profile = other_profile_builder.Build();
TestTabModel tab_model(other_profile.get());
TabModelList::AddTabModel(&tab_model);
pref_change_handler_->AddTabModelObserver();
EXPECT_FALSE(
pref_change_handler_
->IsObservingTabModelForTesting()); // Should not be observing any
// tab model.
TabModelList::RemoveTabModel(&tab_model);
}
TEST_F(SafeBrowsingPrefChangeHandlerAndroidTest, RegisterObserver) {
// Create a test tab model.
TestTabModel tab_model(profile());
TabModelList::AddTabModel(&tab_model);
pref_change_handler_->RegisterObserver();
EXPECT_TRUE(pref_change_handler_->IsObservingTabModelListForTesting());
EXPECT_TRUE(pref_change_handler_->IsObservingTabModelForTesting());
pref_change_handler_->RemoveTabModelObserver();
pref_change_handler_->RemoveTabModelListObserver();
TabModelList::RemoveTabModel(&tab_model);
}
TEST_F(SafeBrowsingPrefChangeHandlerAndroidTest, DidAddTab) {
// Create a test tab model and web contents.
TestTabModel tab_model(profile());
TabModelList::AddTabModel(&tab_model);
std::unique_ptr<content::WebContents> web_contents(
content::WebContentsTester::CreateTestWebContents(profile(), nullptr));
// Use the TestTabModel to create and manage the TabAndroid.
tab_model.SetWebContentsList({web_contents.get()});
TabAndroid* tab = tab_model.GetTabAt(0);
pref_change_handler_->AddTabModelObserver();
pref_change_handler_->AddTabModelListObserver();
// Simulate adding a tab.
pref_change_handler_->DidAddTab(tab, TabModel::TabLaunchType::FROM_LINK);
// After adding a tab and calling DidAddTab, the observers should be removed.
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelForTesting());
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelListForTesting());
TabModelList::RemoveTabModel(&tab_model);
}
TEST_F(SafeBrowsingPrefChangeHandlerAndroidTest, OnTabModelAddedAndRemoved) {
TestTabModel tab_model(profile());
pref_change_handler_->AddTabModelListObserver();
// TabModel is not added yet, this should not do anything.
pref_change_handler_->OnTabModelAdded(nullptr);
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelForTesting());
// Set tab model for test
pref_change_handler_->SetTabModelForTesting(&tab_model);
TabModelList::AddTabModel(&tab_model);
EXPECT_TRUE(pref_change_handler_->IsObservingTabModelForTesting());
TabModelList::RemoveTabModel(&tab_model);
EXPECT_FALSE(pref_change_handler_->IsObservingTabModelForTesting());
}
} // namespace safe_browsing
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