net/disk_cache/blockfile/storage_block_unittest.cc

   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
  13 typedef disk_cache::StorageBlock<disk_cache::EntryStore> CacheEntryBlock;
  14
  15 TEST_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
  35 TEST_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
  55 TEST_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 }