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// Copyright 2019 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/paint_preview/browser/file_manager.h"
#include <memory>
#include "base/files/file.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/memory/ref_counted.h"
#include "base/run_loop.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/thread_pool.h"
#include "base/task/updateable_sequenced_task_runner.h"
#include "base/test/task_environment.h"
#include "components/paint_preview/common/proto/paint_preview.pb.h"
#include "components/paint_preview/common/test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
namespace paint_preview {
class FileManagerTest : public ::testing::Test {
public:
FileManagerTest() = default;
~FileManagerTest() override = default;
void SetUp() override {
EXPECT_TRUE(temp_dir.CreateUniqueTempDir());
secondary_runner_ = base::ThreadPool::CreateUpdateableSequencedTaskRunner(
{base::MayBlock(), base::TaskPriority::BEST_EFFORT,
base::TaskShutdownBehavior::BLOCK_SHUTDOWN,
base::ThreadPolicy::MUST_USE_FOREGROUND});
}
const base::FilePath& Dir() const { return temp_dir.GetPath(); }
scoped_refptr<base::SequencedTaskRunner> MainTaskRunner() {
return base::SequencedTaskRunner::GetCurrentDefault();
}
scoped_refptr<base::UpdateableSequencedTaskRunner> SecondaryTaskRunner() {
return secondary_runner_;
}
void RunUntilIdle() { task_environment_.RunUntilIdle(); }
private:
scoped_refptr<base::UpdateableSequencedTaskRunner> secondary_runner_;
base::ScopedTempDir temp_dir;
base::test::TaskEnvironment task_environment_;
};
TEST_F(FileManagerTest, TestStats) {
auto manager = base::MakeRefCounted<FileManager>(Dir(), MainTaskRunner());
auto valid_key = manager->CreateKey(GURL("https://www.chromium.org"));
auto missing_key = manager->CreateKey(GURL("https://www.muimorhc.org"));
base::FilePath out = manager->CreateOrGetDirectory(valid_key, false)
.value_or(base::FilePath());
EXPECT_FALSE(out.empty());
EXPECT_TRUE(manager->DirectoryExists(valid_key));
EXPECT_FALSE(manager->DirectoryExists(missing_key));
EXPECT_FALSE(manager->GetInfo(missing_key).has_value());
EXPECT_TRUE(manager->GetInfo(valid_key).has_value());
base::FilePath file_path = out.AppendASCII("test");
std::string test_str = "Hello World!";
EXPECT_TRUE(base::WriteFile(file_path, test_str));
EXPECT_EQ(manager->GetSizeOfArtifacts(valid_key), test_str.length());
}
TEST_F(FileManagerTest, TestCreateOrGetDirectory) {
auto manager =
base::MakeRefCounted<FileManager>(Dir(), SecondaryTaskRunner());
auto key = manager->CreateKey(1U);
base::RunLoop loop;
manager->GetTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(
[](base::OnceClosure quit, scoped_refptr<FileManager> manager,
const DirectoryKey& key) {
// Create a new directory.
base::FilePath directory = manager->CreateOrGetDirectory(key, false)
.value_or(base::FilePath());
EXPECT_FALSE(directory.empty());
base::FilePath test_file = directory.AppendASCII("test");
std::string test_str = "Hello World!";
EXPECT_TRUE(base::WriteFile(test_file, test_str));
// Open an existing directory and don't clear.
base::FilePath existing_directory =
manager->CreateOrGetDirectory(key, false)
.value_or(base::FilePath());
EXPECT_FALSE(directory.empty());
EXPECT_EQ(existing_directory, directory);
EXPECT_TRUE(base::PathExists(test_file));
// Open an existing directory and clear.
base::FilePath cleared_existing_directory =
manager->CreateOrGetDirectory(key, true).value_or(
base::FilePath());
EXPECT_FALSE(directory.empty());
EXPECT_EQ(cleared_existing_directory, directory);
EXPECT_FALSE(base::PathExists(test_file));
std::move(quit).Run();
},
loop.QuitClosure(), manager, key));
loop.Run();
}
TEST_F(FileManagerTest, TestCompression) {
auto manager = base::MakeRefCounted<FileManager>(Dir(), MainTaskRunner());
auto key = manager->CreateKey(1U);
base::FilePath directory =
manager->CreateOrGetDirectory(key, false).value_or(base::FilePath());
EXPECT_FALSE(directory.empty());
// A file needs to exist for compression to work.
base::FilePath test_file = directory.AppendASCII("test");
std::string test_str = "Hello World!";
EXPECT_TRUE(base::WriteFile(test_file, test_str));
EXPECT_TRUE(base::PathExists(test_file));
base::FilePath test_file_empty = directory.AppendASCII("foo.txt");
{
base::File file(test_file_empty,
base::File::FLAG_CREATE | base::File::FLAG_WRITE);
}
EXPECT_TRUE(base::PathExists(test_file_empty));
// Compress.
base::FilePath zip_path = directory.AddExtensionASCII(".zip");
EXPECT_TRUE(manager->CompressDirectory(key));
EXPECT_TRUE(manager->CompressDirectory(key)); // no-op
EXPECT_GT(manager->GetSizeOfArtifacts(key), 0U);
EXPECT_FALSE(base::PathExists(directory));
EXPECT_FALSE(base::PathExists(test_file));
EXPECT_FALSE(base::PathExists(test_file_empty));
EXPECT_TRUE(base::PathExists(zip_path));
// Open a compressed file.
base::FilePath existing_directory =
manager->CreateOrGetDirectory(key, false).value_or(base::FilePath());
EXPECT_FALSE(existing_directory.empty());
EXPECT_EQ(existing_directory, directory);
EXPECT_TRUE(base::PathExists(directory));
EXPECT_TRUE(base::PathExists(test_file));
EXPECT_TRUE(base::PathExists(test_file_empty));
EXPECT_FALSE(base::PathExists(zip_path));
}
TEST_F(FileManagerTest, TestCompressDirectoryFail) {
auto manager = base::MakeRefCounted<FileManager>(Dir(), MainTaskRunner());
auto key = manager->CreateKey(GURL("https://www.chromium.org"));
base::FilePath new_directory =
manager->CreateOrGetDirectory(key, true).value_or(base::FilePath());
EXPECT_FALSE(new_directory.empty());
// Compression fails without valid contents.
base::FilePath zip_path = new_directory.AddExtensionASCII(".zip");
EXPECT_FALSE(manager->CompressDirectory(key));
EXPECT_TRUE(base::PathExists(new_directory));
EXPECT_FALSE(base::PathExists(zip_path));
}
TEST_F(FileManagerTest, TestDeleteArtifacts) {
auto manager =
base::MakeRefCounted<FileManager>(Dir(), SecondaryTaskRunner());
manager->GetTaskRunner()->PostTask(
FROM_HERE,
base::BindOnce(
[](scoped_refptr<FileManager> manager) {
auto cr_key = manager->CreateKey(GURL("https://www.chromium.org"));
base::FilePath cr_directory =
manager->CreateOrGetDirectory(cr_key, true)
.value_or(base::FilePath());
EXPECT_FALSE(cr_directory.empty());
auto w3_key = manager->CreateKey(GURL("https://www.w3.org"));
base::FilePath w3_directory =
manager->CreateOrGetDirectory(w3_key, true)
.value_or(base::FilePath());
EXPECT_FALSE(w3_directory.empty());
manager->DeleteArtifactSet(cr_key);
EXPECT_FALSE(base::PathExists(cr_directory));
EXPECT_TRUE(base::PathExists(w3_directory));
base::FilePath new_cr_directory =
manager->CreateOrGetDirectory(cr_key, true)
.value_or(base::FilePath());
EXPECT_EQ(cr_directory, new_cr_directory);
manager->DeleteArtifactSets(
std::vector<DirectoryKey>({cr_key, w3_key}));
EXPECT_FALSE(base::PathExists(new_cr_directory));
EXPECT_FALSE(base::PathExists(w3_directory));
},
manager));
RunUntilIdle();
}
TEST_F(FileManagerTest, TestDeleteAll) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
auto manager =
base::MakeRefCounted<FileManager>(temp_dir.GetPath(), MainTaskRunner());
auto cr_key = manager->CreateKey(GURL("https://www.chromium.org"));
base::FilePath cr_directory =
manager->CreateOrGetDirectory(cr_key, true).value_or(base::FilePath());
EXPECT_FALSE(cr_directory.empty());
auto w3_key = manager->CreateKey(GURL("https://www.w3.org"));
base::FilePath w3_directory =
manager->CreateOrGetDirectory(w3_key, true).value_or(base::FilePath());
EXPECT_FALSE(w3_directory.empty());
manager->DeleteAll();
EXPECT_FALSE(base::PathExists(cr_directory));
EXPECT_FALSE(base::PathExists(w3_directory));
}
TEST_F(FileManagerTest, HandleProto) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
auto manager =
base::MakeRefCounted<FileManager>(temp_dir.GetPath(), MainTaskRunner());
auto key = manager->CreateKey(1U);
base::FilePath path =
manager->CreateOrGetDirectory(key, true).value_or(base::FilePath());
EXPECT_FALSE(path.empty());
PaintPreviewProto original_proto;
auto* root_frame = original_proto.mutable_root_frame();
root_frame->set_embedding_token_low(0);
root_frame->set_embedding_token_high(0);
root_frame->set_is_main_frame(true);
root_frame->set_file_path("0.skp");
auto* metadata = original_proto.mutable_metadata();
metadata->set_url(GURL("www.chromium.org").spec());
EXPECT_TRUE(manager->SerializePaintPreviewProto(key, original_proto, false));
EXPECT_TRUE(base::PathExists(path.AppendASCII("proto.pb")));
auto out_proto = manager->DeserializePaintPreviewProto(key);
EXPECT_EQ(out_proto.first, FileManager::ProtoReadStatus::kOk);
EXPECT_NE(out_proto.second, nullptr);
EXPECT_THAT(*(out_proto.second), EqualsProto(original_proto));
}
TEST_F(FileManagerTest, HandleProtoCompressed) {
base::ScopedTempDir temp_dir;
ASSERT_TRUE(temp_dir.CreateUniqueTempDir());
auto manager =
base::MakeRefCounted<FileManager>(temp_dir.GetPath(), MainTaskRunner());
auto key = manager->CreateKey(1U);
base::FilePath path =
manager->CreateOrGetDirectory(key, true).value_or(base::FilePath());
EXPECT_FALSE(path.empty());
PaintPreviewProto original_proto;
auto* root_frame = original_proto.mutable_root_frame();
root_frame->set_embedding_token_low(0);
root_frame->set_embedding_token_high(0);
root_frame->set_is_main_frame(true);
root_frame->set_file_path("0.skp");
auto* metadata = original_proto.mutable_metadata();
metadata->set_url(GURL("www.chromium.org").spec());
EXPECT_TRUE(manager->SerializePaintPreviewProto(key, original_proto, true));
EXPECT_TRUE(manager->CaptureExists(key));
EXPECT_TRUE(base::PathExists(path.AddExtensionASCII(".zip")));
auto out_proto = manager->DeserializePaintPreviewProto(key);
EXPECT_EQ(out_proto.first, FileManager::ProtoReadStatus::kOk);
EXPECT_NE(out_proto.second, nullptr);
EXPECT_THAT(*(out_proto.second), EqualsProto(original_proto));
EXPECT_TRUE(manager->CaptureExists(key));
}
} // namespace paint_preview
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