1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "base/files/file_path.h"
6#include "net/disk_cache/blockfile/disk_format.h"
7#include "net/disk_cache/blockfile/storage_block-inl.h"
8#include "net/disk_cache/blockfile/storage_block.h"
9#include "net/disk_cache/disk_cache_test_base.h"
10#include "net/disk_cache/disk_cache_test_util.h"
11#include "testing/gtest/include/gtest/gtest.h"
12
13typedef disk_cache::StorageBlock<disk_cache::EntryStore> CacheEntryBlock;
14
15TEST_F(DiskCacheTest, StorageBlock_LoadStore) {
16  base::FilePath filename = cache_path_.AppendASCII("a_test");
17  scoped_refptr<disk_cache::MappedFile> file(new disk_cache::MappedFile);
18  ASSERT_TRUE(CreateCacheTestFile(filename));
19  ASSERT_TRUE(file->Init(filename, 8192));
20
21  CacheEntryBlock entry1(file.get(), disk_cache::Addr(0xa0010001));
22  memset(entry1.Data(), 0, sizeof(disk_cache::EntryStore));
23  entry1.Data()->hash = 0xaa5555aa;
24  entry1.Data()->rankings_node = 0xa0010002;
25
26  EXPECT_TRUE(entry1.Store());
27  entry1.Data()->hash = 0x88118811;
28  entry1.Data()->rankings_node = 0xa0040009;
29
30  EXPECT_TRUE(entry1.Load());
31  EXPECT_EQ(0xaa5555aa, entry1.Data()->hash);
32  EXPECT_EQ(0xa0010002, entry1.Data()->rankings_node);
33}
34
35TEST_F(DiskCacheTest, StorageBlock_SetData) {
36  base::FilePath filename = cache_path_.AppendASCII("a_test");
37  scoped_refptr<disk_cache::MappedFile> file(new disk_cache::MappedFile);
38  ASSERT_TRUE(CreateCacheTestFile(filename));
39  ASSERT_TRUE(file->Init(filename, 8192));
40
41  CacheEntryBlock entry1(file.get(), disk_cache::Addr(0xa0010001));
42  entry1.Data()->hash = 0xaa5555aa;
43
44  CacheEntryBlock entry2(file.get(), disk_cache::Addr(0xa0010002));
45  EXPECT_TRUE(entry2.Load());
46  EXPECT_TRUE(entry2.Data() != NULL);
47  EXPECT_TRUE(0 == entry2.Data()->hash);
48
49  EXPECT_TRUE(entry2.Data() != entry1.Data());
50  entry2.SetData(entry1.Data());
51  EXPECT_EQ(0xaa5555aa, entry2.Data()->hash);
52  EXPECT_TRUE(entry2.Data() == entry1.Data());
53}
54
55TEST_F(DiskCacheTest, StorageBlock_SetModified) {
56  base::FilePath filename = cache_path_.AppendASCII("a_test");
57  scoped_refptr<disk_cache::MappedFile> file(new disk_cache::MappedFile);
58  ASSERT_TRUE(CreateCacheTestFile(filename));
59  ASSERT_TRUE(file->Init(filename, 8192));
60
61  CacheEntryBlock* entry1 =
62      new CacheEntryBlock(file.get(), disk_cache::Addr(0xa0010003));
63  EXPECT_TRUE(entry1->Load());
64  EXPECT_TRUE(0 == entry1->Data()->hash);
65  entry1->Data()->hash = 0x45687912;
66  entry1->set_modified();
67  delete entry1;
68
69  CacheEntryBlock entry2(file.get(), disk_cache::Addr(0xa0010003));
70  EXPECT_TRUE(entry2.Load());
71  EXPECT_TRUE(0x45687912 == entry2.Data()->hash);
72}
73