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// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/dom_distiller/core/dom_distiller_service.h"
#include <memory>
#include <utility>
#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/test/task_environment.h"
#include "components/dom_distiller/core/article_entry.h"
#include "components/dom_distiller/core/distilled_page_prefs.h"
#include "components/dom_distiller/core/fake_distiller.h"
#include "components/dom_distiller/core/fake_distiller_page.h"
#include "components/dom_distiller/core/task_tracker.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::_;
using testing::Return;
namespace dom_distiller {
namespace test {
namespace {
class FakeViewRequestDelegate : public ViewRequestDelegate {
public:
~FakeViewRequestDelegate() override = default;
MOCK_METHOD1(OnArticleReady, void(const DistilledArticleProto* proto));
MOCK_METHOD1(OnArticleUpdated,
void(ArticleDistillationUpdate article_update));
};
void RunDistillerCallback(FakeDistiller* distiller,
std::unique_ptr<DistilledArticleProto> proto) {
distiller->RunDistillerCallback(std::move(proto));
base::RunLoop().RunUntilIdle();
}
std::unique_ptr<DistilledArticleProto> CreateArticleWithURL(
const std::string& url) {
std::unique_ptr<DistilledArticleProto> proto(new DistilledArticleProto);
DistilledPageProto* page = proto->add_pages();
page->set_url(url);
return proto;
}
std::unique_ptr<DistilledArticleProto> CreateDefaultArticle() {
return CreateArticleWithURL("http://www.example.com/default_article_page1");
}
} // namespace
class DomDistillerServiceTest : public testing::Test {
public:
void SetUp() override {
distiller_factory_ = new MockDistillerFactory();
distiller_page_factory_ = new MockDistillerPageFactory();
service_ = std::make_unique<DomDistillerService>(
std::unique_ptr<DistillerFactory>(distiller_factory_),
std::unique_ptr<DistillerPageFactory>(distiller_page_factory_),
/* distilled_page_prefs */ nullptr,
/* distiller_ui_handle */ nullptr);
}
void TearDown() override {
base::RunLoop().RunUntilIdle();
distiller_page_factory_ = nullptr;
distiller_factory_ = nullptr;
service_.reset();
}
protected:
base::test::SingleThreadTaskEnvironment task_environment_;
raw_ptr<MockDistillerFactory> distiller_factory_;
raw_ptr<MockDistillerPageFactory> distiller_page_factory_;
std::unique_ptr<DomDistillerService> service_;
};
TEST_F(DomDistillerServiceTest, TestViewUrl) {
FakeDistiller* distiller = new FakeDistiller(false);
EXPECT_CALL(*distiller_factory_, CreateDistillerImpl())
.WillOnce(Return(distiller));
FakeViewRequestDelegate viewer_delegate;
GURL url("http://www.example.com/p1");
std::unique_ptr<ViewerHandle> handle = service_->ViewUrl(
&viewer_delegate, service_->CreateDefaultDistillerPage(gfx::Size()), url);
ASSERT_FALSE(distiller->GetArticleCallback().is_null());
EXPECT_EQ(url, distiller->GetUrl());
std::unique_ptr<DistilledArticleProto> proto = CreateDefaultArticle();
EXPECT_CALL(viewer_delegate, OnArticleReady(proto.get()));
RunDistillerCallback(distiller, std::move(proto));
}
TEST_F(DomDistillerServiceTest, TestMultipleViewUrl) {
FakeDistiller* distiller = new FakeDistiller(false);
FakeDistiller* distiller2 = new FakeDistiller(false);
EXPECT_CALL(*distiller_factory_, CreateDistillerImpl())
.WillOnce(Return(distiller))
.WillOnce(Return(distiller2));
FakeViewRequestDelegate viewer_delegate;
FakeViewRequestDelegate viewer_delegate2;
GURL url("http://www.example.com/p1");
GURL url2("http://www.example.com/a/p1");
std::unique_ptr<ViewerHandle> handle = service_->ViewUrl(
&viewer_delegate, service_->CreateDefaultDistillerPage(gfx::Size()), url);
std::unique_ptr<ViewerHandle> handle2 = service_->ViewUrl(
&viewer_delegate2, service_->CreateDefaultDistillerPage(gfx::Size()),
url2);
ASSERT_FALSE(distiller->GetArticleCallback().is_null());
EXPECT_EQ(url, distiller->GetUrl());
std::unique_ptr<DistilledArticleProto> proto = CreateDefaultArticle();
EXPECT_CALL(viewer_delegate, OnArticleReady(proto.get()));
RunDistillerCallback(distiller, std::move(proto));
ASSERT_FALSE(distiller2->GetArticleCallback().is_null());
EXPECT_EQ(url2, distiller2->GetUrl());
std::unique_ptr<DistilledArticleProto> proto2 = CreateDefaultArticle();
EXPECT_CALL(viewer_delegate2, OnArticleReady(proto2.get()));
RunDistillerCallback(distiller2, std::move(proto2));
}
TEST_F(DomDistillerServiceTest, TestViewUrlCancelled) {
FakeDistiller* distiller = new FakeDistiller(false);
EXPECT_CALL(*distiller_factory_, CreateDistillerImpl())
.WillOnce(Return(distiller));
bool distiller_destroyed = false;
EXPECT_CALL(*distiller, Die())
.WillOnce(testing::Assign(&distiller_destroyed, true));
FakeViewRequestDelegate viewer_delegate;
GURL url("http://www.example.com/p1");
std::unique_ptr<ViewerHandle> handle = service_->ViewUrl(
&viewer_delegate, service_->CreateDefaultDistillerPage(gfx::Size()), url);
ASSERT_FALSE(distiller->GetArticleCallback().is_null());
EXPECT_EQ(url, distiller->GetUrl());
EXPECT_CALL(viewer_delegate, OnArticleReady(_)).Times(0);
EXPECT_FALSE(distiller_destroyed);
handle.reset();
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(distiller_destroyed);
}
} // namespace test
} // namespace dom_distiller
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