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 "net/disk_cache/addr.h"
6#include "net/disk_cache/disk_cache_test_base.h"
7#include "testing/gtest/include/gtest/gtest.h"
8
9namespace disk_cache {
10
11TEST_F(DiskCacheTest, CacheAddr_Size) {
12  Addr addr1(0);
13  EXPECT_FALSE(addr1.is_initialized());
14
15  // The object should not be more expensive than the actual address.
16  EXPECT_EQ(sizeof(uint32), sizeof(addr1));
17}
18
19TEST_F(DiskCacheTest, CacheAddr_ValidValues) {
20  Addr addr2(BLOCK_1K, 3, 5, 25);
21  EXPECT_EQ(BLOCK_1K, addr2.file_type());
22  EXPECT_EQ(3, addr2.num_blocks());
23  EXPECT_EQ(5, addr2.FileNumber());
24  EXPECT_EQ(25, addr2.start_block());
25  EXPECT_EQ(1024, addr2.BlockSize());
26}
27
28TEST_F(DiskCacheTest, CacheAddr_InvalidValues) {
29  Addr addr3(BLOCK_4K, 0x44, 0x41508, 0x952536);
30  EXPECT_EQ(BLOCK_4K, addr3.file_type());
31  EXPECT_EQ(4, addr3.num_blocks());
32  EXPECT_EQ(8, addr3.FileNumber());
33  EXPECT_EQ(0x2536, addr3.start_block());
34  EXPECT_EQ(4096, addr3.BlockSize());
35}
36
37TEST_F(DiskCacheTest, CacheAddr_SanityCheck) {
38  // First a few valid values.
39  EXPECT_TRUE(Addr(0).SanityCheck());
40  EXPECT_TRUE(Addr(0x80001000).SanityCheck());
41  EXPECT_TRUE(Addr(0xC3FFFFFF).SanityCheck());
42  EXPECT_TRUE(Addr(0xC0FFFFFF).SanityCheck());
43
44  // Not initialized.
45  EXPECT_FALSE(Addr(0x20).SanityCheck());
46  EXPECT_FALSE(Addr(0x10001000).SanityCheck());
47
48  // Invalid file type.
49  EXPECT_FALSE(Addr(0xD0001000).SanityCheck());
50  EXPECT_FALSE(Addr(0xF0000000).SanityCheck());
51
52  // Reserved bits.
53  EXPECT_FALSE(Addr(0x14000000).SanityCheck());
54  EXPECT_FALSE(Addr(0x18000000).SanityCheck());
55}
56
57}  // namespace disk_cache
58