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// Copyright (c) 2012 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 "base/memory/scoped_ptr.h"
#include "net/base/io_buffer.h"
#include "net/disk_cache/disk_cache_test_util.h"
#include "net/disk_cache/flash/flash_cache_test_base.h"
#include "net/disk_cache/flash/format.h"
#include "net/disk_cache/flash/log_store.h"
#include "net/disk_cache/flash/log_store_entry.h"
#include "testing/gtest/include/gtest/gtest.h"
using disk_cache::LogStoreEntry;
// Tests the behavior of a LogStoreEntry with empty streams.
TEST_F(FlashCacheTest, LogStoreEntryEmpty) {
disk_cache::LogStore log_store(path_, kStorageSize);
ASSERT_TRUE(log_store.Init());
scoped_ptr<LogStoreEntry> entry(new LogStoreEntry(&log_store));
EXPECT_TRUE(entry->Init());
EXPECT_TRUE(entry->Close());
entry.reset(new LogStoreEntry(&log_store, entry->id()));
EXPECT_TRUE(entry->Init());
for (int i = 0; i < disk_cache::kFlashLogStoreEntryNumStreams; ++i) {
const int kSize = 1024;
scoped_refptr<net::IOBuffer> buf(new net::IOBuffer(kSize));
EXPECT_EQ(0, entry->GetDataSize(i));
EXPECT_EQ(0, entry->ReadData(i, 0, buf.get(), kSize));
}
EXPECT_TRUE(entry->Close());
ASSERT_TRUE(log_store.Close());
}
TEST_F(FlashCacheTest, LogStoreEntryWriteRead) {
disk_cache::LogStore log_store(path_, kStorageSize);
ASSERT_TRUE(log_store.Init());
scoped_ptr<LogStoreEntry> entry(new LogStoreEntry(&log_store));
EXPECT_TRUE(entry->Init());
int sizes[disk_cache::kFlashLogStoreEntryNumStreams] = {333, 444, 555, 666};
scoped_refptr<net::IOBuffer> buffers[
disk_cache::kFlashLogStoreEntryNumStreams];
for (int i = 0; i < disk_cache::kFlashLogStoreEntryNumStreams; ++i) {
buffers[i] = new net::IOBuffer(sizes[i]);
CacheTestFillBuffer(buffers[i]->data(), sizes[i], false);
EXPECT_EQ(sizes[i], entry->WriteData(i, 0, buffers[i].get(), sizes[i]));
}
EXPECT_TRUE(entry->Close());
int32 id = entry->id();
entry.reset(new LogStoreEntry(&log_store, id));
EXPECT_TRUE(entry->Init());
for (int i = 0; i < disk_cache::kFlashLogStoreEntryNumStreams; ++i) {
EXPECT_EQ(sizes[i], entry->GetDataSize(i));
scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(sizes[i]));
EXPECT_EQ(sizes[i], entry->ReadData(i, 0, buffer.get(), sizes[i]));
EXPECT_EQ(0, memcmp(buffers[i]->data(), buffer->data(), sizes[i]));
}
EXPECT_TRUE(entry->Close());
EXPECT_EQ(id, entry->id());
ASSERT_TRUE(log_store.Close());
}
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