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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <stdint.h>
#include <string.h>
#include <string>
#include <vector>
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "base/test/task_environment.h"
#include "chrome/utility/image_writer/error_message_strings.h"
#include "chrome/utility/image_writer/image_writer.h"
#include "chrome/utility/image_writer/image_writer_handler.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace image_writer {
using testing::_;
using testing::AnyNumber;
using testing::AtLeast;
using testing::Lt;
namespace {
const int64_t kTestFileSize = 1 << 15; // 32 kB
const uint8_t kTestPattern = 0x55;
class ImageWriterUtilityTest : public testing::Test {
protected:
void SetUp() override {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
ASSERT_TRUE(
base::CreateTemporaryFileInDir(temp_dir_.GetPath(), &image_path_));
ASSERT_TRUE(
base::CreateTemporaryFileInDir(temp_dir_.GetPath(), &device_path_));
}
void TearDown() override {}
void FillFile(const base::FilePath& path, uint8_t pattern) {
std::vector<uint8_t> buffer(kTestFileSize, pattern);
ASSERT_TRUE(base::WriteFile(path, buffer));
}
void FillDefault(const base::FilePath& path) { FillFile(path, kTestPattern); }
base::FilePath image_path_;
base::FilePath device_path_;
private:
base::test::SingleThreadTaskEnvironment task_environment_;
base::ScopedTempDir temp_dir_;
};
class MockHandler : public ImageWriterHandler {
public:
MOCK_METHOD1(SendProgress, void(int64_t));
MOCK_METHOD1(SendFailed, void(const std::string& message));
MOCK_METHOD0(SendSucceeded, void());
};
// This Mock has the additional feature that it will start verification when
// the write completes.
class VerifyingHandler : public MockHandler {
public:
VerifyingHandler() : image_writer_(nullptr), verified_(false) {}
void SendSucceeded() override {
MockHandler::SendSucceeded();
if (!verified_) {
image_writer_->Verify();
verified_ = true;
}
}
raw_ptr<ImageWriter> image_writer_;
private:
bool verified_;
};
} // namespace
TEST_F(ImageWriterUtilityTest, Getters) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_EQ(image_path_, image_writer.GetImagePath());
EXPECT_EQ(device_path_, image_writer.GetDevicePath());
}
TEST_F(ImageWriterUtilityTest, WriteSuccessful) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(AnyNumber());
EXPECT_CALL(mock_handler, SendProgress(kTestFileSize)).Times(1);
EXPECT_CALL(mock_handler, SendProgress(0)).Times(1);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(1);
EXPECT_CALL(mock_handler, SendFailed(_)).Times(0);
FillDefault(image_path_);
image_writer.Write();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, WriteInvalidImageFile) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(0);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(0);
EXPECT_CALL(mock_handler, SendFailed(error::kOpenImage)).Times(1);
ASSERT_TRUE(base::DeleteFile(image_path_));
image_writer.Write();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, WriteInvalidDeviceFile) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(0);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(0);
EXPECT_CALL(mock_handler, SendFailed(error::kOpenDevice)).Times(1);
ASSERT_TRUE(base::DeleteFile(device_path_));
image_writer.Write();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, VerifySuccessful) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(AnyNumber());
EXPECT_CALL(mock_handler, SendProgress(kTestFileSize)).Times(1);
EXPECT_CALL(mock_handler, SendProgress(0)).Times(1);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(1);
EXPECT_CALL(mock_handler, SendFailed(_)).Times(0);
FillDefault(image_path_);
FillDefault(device_path_);
image_writer.Verify();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, VerifyInvalidImageFile) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(0);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(0);
EXPECT_CALL(mock_handler, SendFailed(error::kOpenImage)).Times(1);
ASSERT_TRUE(base::DeleteFile(image_path_));
image_writer.Verify();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, VerifyInvalidDeviceFile) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(0);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(0);
EXPECT_CALL(mock_handler, SendFailed(error::kOpenDevice)).Times(1);
ASSERT_TRUE(base::DeleteFile(device_path_));
image_writer.Verify();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, VerifyEmptyDevice) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(AnyNumber());
EXPECT_CALL(mock_handler, SendSucceeded()).Times(0);
EXPECT_CALL(mock_handler, SendFailed(error::kReadDevice)).Times(1);
FillDefault(image_path_);
image_writer.Verify();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, VerifyFailed) {
MockHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
EXPECT_CALL(mock_handler, SendProgress(_)).Times(AnyNumber());
EXPECT_CALL(mock_handler, SendSucceeded()).Times(0);
EXPECT_CALL(mock_handler, SendFailed(error::kVerificationFailed)).Times(1);
FillDefault(image_path_);
FillFile(device_path_, ~kTestPattern);
image_writer.Verify();
base::RunLoop().RunUntilIdle();
}
TEST_F(ImageWriterUtilityTest, WriteWithVerifySuccessful) {
VerifyingHandler mock_handler;
ImageWriter image_writer(&mock_handler, image_path_, device_path_);
mock_handler.image_writer_ = &image_writer;
EXPECT_CALL(mock_handler, SendProgress(_)).Times(AnyNumber());
EXPECT_CALL(mock_handler, SendProgress(kTestFileSize)).Times(2);
EXPECT_CALL(mock_handler, SendProgress(0)).Times(2);
EXPECT_CALL(mock_handler, SendSucceeded()).Times(2);
EXPECT_CALL(mock_handler, SendFailed(_)).Times(0);
FillDefault(image_path_);
image_writer.Write();
base::RunLoop().RunUntilIdle();
}
} // namespace image_writer
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