net/disk_cache/blockfile/addr_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 "net/disk_cache/blockfile/addr.h"
   6 #include "net/disk_cache/disk_cache_test_base.h"
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace disk_cache {
  10
  11 TEST_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
  19 TEST_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
  28 TEST_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
  37 TEST_F(DiskCacheTest, CacheAddr_SanityCheck) {
  38   // First a few valid values.
  39   EXPECT_TRUE(Addr(0).SanityCheckV2());
  40   EXPECT_TRUE(Addr(0x80001000).SanityCheckV2());
  41   EXPECT_TRUE(Addr(0xC3FFFFFF).SanityCheckV2());
  42   EXPECT_TRUE(Addr(0xC0FFFFFF).SanityCheckV2());
  43   EXPECT_TRUE(Addr(0xD0001000).SanityCheckV3());
  44
  45   // Not initialized.
  46   EXPECT_FALSE(Addr(0x20).SanityCheckV2());
  47   EXPECT_FALSE(Addr(0x10001000).SanityCheckV2());
  48
  49   // Invalid file type.
  50   EXPECT_FALSE(Addr(0xD0001000).SanityCheckV2());
  51   EXPECT_FALSE(Addr(0xE0001000).SanityCheckV3());
  52   EXPECT_FALSE(Addr(0xF0000000).SanityCheckV2());
  53
  54   // Reserved bits.
  55   EXPECT_FALSE(Addr(0x14000000).SanityCheckV2());
  56   EXPECT_FALSE(Addr(0x18000000).SanityCheckV2());
  57 }
  58
  59 }  // namespace disk_cache