blob: af55bd26a2294f6a9c9f6b2a3eead51e8689a916 [file] [log] [blame]
// Copyright 2020 The Fuchsia 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 <lib/async-loop/default.h>
#include <limits.h>
#include <stdint.h>
#include <unistd.h>
#include <climits>
#include <zxtest/zxtest.h>
#include "src/lib/storage/block_client/cpp/fake_block_device.h"
#include "src/lib/storage/vfs/cpp/managed_vfs.h"
#include "src/storage/factory/factoryfs/factoryfs.h"
#include "src/storage/factory/factoryfs/format.h"
#include "src/storage/factory/factoryfs/mkfs.h"
#include "utils.h"
using block_client::FakeBlockDevice;
namespace factoryfs {
namespace {
constexpr uint64_t kBlockCount = 1024;
void CreateAndFormatDevice(std::unique_ptr<FakeBlockDevice>* out) {
auto device = std::make_unique<FakeBlockDevice>(kBlockCount, kFactoryfsBlockSize);
ASSERT_OK(FormatFilesystem(device.get()));
*out = std::move(device);
}
TEST(CreateTest, ValidSuperblock) {
async::Loop loop(&kAsyncLoopConfigNoAttachToCurrentThread);
std::unique_ptr<FakeBlockDevice> device;
CreateAndFormatDevice(&device);
auto vfs = std::make_unique<fs::ManagedVfs>(loop.dispatcher());
factoryfs::MountOptions options;
auto fs_or = Factoryfs::Create(nullptr, std::move(device), &options, vfs.get());
ASSERT_TRUE(fs_or.is_ok());
}
TEST(CreateTest, InvalidSuperblock) {
async::Loop loop(&kAsyncLoopConfigNoAttachToCurrentThread);
std::unique_ptr<FakeBlockDevice> device;
CreateAndFormatDevice(&device);
char block[kFactoryfsBlockSize];
DeviceBlockRead(device.get(), block, sizeof(block), kSuperblockStart);
Superblock* info = reinterpret_cast<Superblock*>(block);
info->magic++;
DeviceBlockWrite(device.get(), block, sizeof(block), kSuperblockStart);
auto vfs = std::make_unique<fs::ManagedVfs>(loop.dispatcher());
factoryfs::MountOptions options;
auto fs_or = Factoryfs::Create(nullptr, std::move(device), &options, vfs.get());
ASSERT_TRUE(fs_or.is_error());
EXPECT_EQ(ZX_ERR_IO_DATA_INTEGRITY, fs_or.error_value());
}
} // namespace
} // namespace factoryfs