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operation_unittest.cc
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operation_unittest.cc
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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/extensions/api/image_writer_private/operation.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/run_loop.h"
#include "build/build_config.h"
#include "chrome/browser/extensions/api/image_writer_private/error_messages.h"
#include "chrome/browser/extensions/api/image_writer_private/operation_manager.h"
#include "chrome/browser/extensions/api/image_writer_private/test_utils.h"
#include "chrome/test/base/testing_profile.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "services/service_manager/public/cpp/connector.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/zlib/google/zip.h"
namespace extensions {
namespace image_writer {
namespace {
using testing::_;
using testing::AnyNumber;
using testing::AtLeast;
using testing::Gt;
using testing::Lt;
#if !defined(OS_CHROMEOS)
void SetUpUtilityClientProgressOnVerifyWrite(
const std::vector<int>& progress_list,
bool will_succeed,
FakeImageWriterClient* client) {
client->SimulateProgressOnVerifyWrite(progress_list, will_succeed);
}
#endif // !defined(OS_CHROMEOS)
} // namespace
// This class gives us a generic Operation with the ability to set or inspect
// the current path to the image file.
class OperationForTest : public Operation {
public:
OperationForTest(base::WeakPtr<OperationManager> manager_,
const ExtensionId& extension_id,
const std::string& device_path,
const base::FilePath& download_path)
: Operation(manager_,
/*connector=*/nullptr,
extension_id,
device_path,
download_path) {}
void StartImpl() override {}
// Expose internal stages for testing.
// Also wraps Operation's methods to run on correct sequence.
void Unzip(const base::Closure& continuation) {
PostTask(base::BindOnce(&Operation::Unzip, this, continuation));
}
void Write(const base::Closure& continuation) {
PostTask(base::BindOnce(&Operation::Write, this, continuation));
}
void VerifyWrite(const base::Closure& continuation) {
PostTask(base::BindOnce(&Operation::VerifyWrite, this, continuation));
}
void Start() { PostTask(base::BindOnce(&Operation::Start, this)); }
void Cancel() { PostTask(base::BindOnce(&Operation::Cancel, this)); }
// Helpers to set-up state for intermediate stages.
void SetImagePath(const base::FilePath image_path) {
image_path_ = image_path;
}
base::FilePath GetImagePath() { return image_path_; }
private:
~OperationForTest() override {}
};
class ImageWriterOperationTest : public ImageWriterUnitTestBase {
protected:
ImageWriterOperationTest()
: profile_(new TestingProfile), manager_(profile_.get()) {}
void SetUp() override {
ImageWriterUnitTestBase::SetUp();
// Create the zip file.
base::FilePath image_dir = test_utils_.GetTempDir().AppendASCII("zip");
ASSERT_TRUE(base::CreateDirectory(image_dir));
ASSERT_TRUE(base::CreateTemporaryFileInDir(image_dir, &image_path_));
test_utils_.FillFile(image_path_, kImagePattern, kTestFileSize);
zip_file_ = test_utils_.GetTempDir().AppendASCII("test_image.zip");
ASSERT_TRUE(zip::Zip(image_dir, zip_file_, true));
// Operation setup.
operation_ =
new OperationForTest(manager_.AsWeakPtr(),
kDummyExtensionId,
test_utils_.GetDevicePath().AsUTF8Unsafe(),
base::FilePath(FILE_PATH_LITERAL("/var/tmp")));
operation_->SetImagePath(test_utils_.GetImagePath());
}
void TearDown() override {
// Ensure all callbacks have been destroyed and cleanup occurs.
// Cancel() will ensure we Shutdown() FakeImageWriterClient.
operation_->Cancel();
thread_bundle_.RunUntilIdle();
ImageWriterUnitTestBase::TearDown();
}
base::FilePath image_path_;
base::FilePath zip_file_;
std::unique_ptr<TestingProfile> profile_;
MockOperationManager manager_;
scoped_refptr<OperationForTest> operation_;
};
// Unizpping a non-zip should do nothing.
TEST_F(ImageWriterOperationTest, UnzipNonZipFile) {
EXPECT_CALL(manager_, OnProgress(kDummyExtensionId, _, _)).Times(0);
EXPECT_CALL(manager_, OnError(kDummyExtensionId, _, _, _)).Times(0);
EXPECT_CALL(manager_, OnProgress(kDummyExtensionId, _, _)).Times(0);
EXPECT_CALL(manager_, OnComplete(kDummyExtensionId)).Times(0);
operation_->Start();
base::RunLoop run_loop;
operation_->Unzip(run_loop.QuitClosure());
run_loop.Run();
}
TEST_F(ImageWriterOperationTest, UnzipZipFile) {
EXPECT_CALL(manager_, OnError(kDummyExtensionId, _, _, _)).Times(0);
EXPECT_CALL(manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_UNZIP, _))
.Times(AtLeast(1));
EXPECT_CALL(manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_UNZIP, 0))
.Times(AtLeast(1));
EXPECT_CALL(manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_UNZIP, 100))
.Times(AtLeast(1));
operation_->SetImagePath(zip_file_);
operation_->Start();
base::RunLoop run_loop;
operation_->Unzip(run_loop.QuitClosure());
run_loop.Run();
EXPECT_TRUE(base::ContentsEqual(image_path_, operation_->GetImagePath()));
}
#if defined(OS_LINUX)
TEST_F(ImageWriterOperationTest, WriteImageToDevice) {
#if !defined(OS_CHROMEOS)
auto set_up_utility_client_progress =
[](const std::vector<int>& progress_list, bool will_succeed,
FakeImageWriterClient* client) {
client->SimulateProgressOnWrite(progress_list, will_succeed);
};
// Sets up client for simulating Operation::Progress() on Operation::Write.
std::vector<int> progress_list{0, kTestFileSize / 2, kTestFileSize};
test_utils_.RunOnUtilityClientCreation(base::BindOnce(
set_up_utility_client_progress, progress_list, true /* will_succeed */));
#endif
EXPECT_CALL(manager_, OnError(kDummyExtensionId, _, _, _)).Times(0);
EXPECT_CALL(manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_WRITE, _))
.Times(AtLeast(1));
EXPECT_CALL(manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_WRITE, 0))
.Times(AtLeast(1));
EXPECT_CALL(manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_WRITE, 100))
.Times(AtLeast(1));
operation_->Start();
base::RunLoop run_loop;
operation_->Write(run_loop.QuitClosure());
run_loop.Run();
}
#endif // defined(OS_LINUX)
#if !defined(OS_CHROMEOS)
// Chrome OS doesn't support verification in the ImageBurner, so these two tests
// are skipped.
TEST_F(ImageWriterOperationTest, VerifyFileSuccess) {
// Sets up client for simulating Operation::Progress() on
// Operation::VerifyWrite.
std::vector<int> progress_list{0, kTestFileSize / 2, kTestFileSize};
test_utils_.RunOnUtilityClientCreation(
base::BindOnce(&SetUpUtilityClientProgressOnVerifyWrite, progress_list,
true /* will_succeed */));
EXPECT_CALL(manager_, OnError(kDummyExtensionId, _, _, _)).Times(0);
EXPECT_CALL(
manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_VERIFYWRITE, _))
.Times(AtLeast(1));
EXPECT_CALL(
manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_VERIFYWRITE, 0))
.Times(AtLeast(1));
EXPECT_CALL(
manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_VERIFYWRITE, 100))
.Times(AtLeast(1));
test_utils_.FillFile(
test_utils_.GetDevicePath(), kImagePattern, kTestFileSize);
operation_->Start();
base::RunLoop run_loop;
operation_->VerifyWrite(run_loop.QuitClosure());
run_loop.Run();
}
TEST_F(ImageWriterOperationTest, VerifyFileFailure) {
// Sets up client for simulating Operation::Progress() on
// Operation::VerifyWrite. Also simulates failure.
std::vector<int> progress_list{0, kTestFileSize / 2};
test_utils_.RunOnUtilityClientCreation(
base::BindOnce(&SetUpUtilityClientProgressOnVerifyWrite, progress_list,
false /* will_succeed */));
EXPECT_CALL(
manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_VERIFYWRITE, _))
.Times(AnyNumber());
EXPECT_CALL(
manager_,
OnProgress(kDummyExtensionId, image_writer_api::STAGE_VERIFYWRITE, 100))
.Times(0);
EXPECT_CALL(manager_, OnComplete(kDummyExtensionId)).Times(0);
EXPECT_CALL(
manager_,
OnError(kDummyExtensionId, image_writer_api::STAGE_VERIFYWRITE, _, _))
.Times(1);
test_utils_.FillFile(
test_utils_.GetDevicePath(), kDevicePattern, kTestFileSize);
operation_->Start();
operation_->VerifyWrite(base::DoNothing());
content::RunAllTasksUntilIdle();
}
#endif // !defined(OS_CHROMEOS)
// Tests that on creation the operation_ has the expected state.
TEST_F(ImageWriterOperationTest, Creation) {
EXPECT_EQ(0, operation_->GetProgress());
EXPECT_EQ(image_writer_api::STAGE_UNKNOWN, operation_->GetStage());
}
} // namespace image_writer
} // namespace extensions