1 files changed, 59 insertions, 0 deletions
diff --git a/chromium/net/disk_cache/blockfile/addr_unittest.cc b/chromium/net/disk_cache/blockfile/addr_unittest.cc
new file mode 100644
index 00000000000..eaed65976b2
--- /dev/null
+++ b/chromium/net/disk_cache/blockfile/addr_unittest.cc
@@ -0,0 +1,59 @@
+// Copyright (c) 2011 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 "net/disk_cache/blockfile/addr.h"
+#include "net/disk_cache/disk_cache_test_base.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace disk_cache {
+
+TEST_F(DiskCacheTest, CacheAddr_Size) {
+  Addr addr1(0);
+  EXPECT_FALSE(addr1.is_initialized());
+
+  // The object should not be more expensive than the actual address.
+  EXPECT_EQ(sizeof(uint32), sizeof(addr1));
+}
+
+TEST_F(DiskCacheTest, CacheAddr_ValidValues) {
+  Addr addr2(BLOCK_1K, 3, 5, 25);
+  EXPECT_EQ(BLOCK_1K, addr2.file_type());
+  EXPECT_EQ(3, addr2.num_blocks());
+  EXPECT_EQ(5, addr2.FileNumber());
+  EXPECT_EQ(25, addr2.start_block());
+  EXPECT_EQ(1024, addr2.BlockSize());
+}
+
+TEST_F(DiskCacheTest, CacheAddr_InvalidValues) {
+  Addr addr3(BLOCK_4K, 0x44, 0x41508, 0x952536);
+  EXPECT_EQ(BLOCK_4K, addr3.file_type());
+  EXPECT_EQ(4, addr3.num_blocks());
+  EXPECT_EQ(8, addr3.FileNumber());
+  EXPECT_EQ(0x2536, addr3.start_block());
+  EXPECT_EQ(4096, addr3.BlockSize());
+}
+
+TEST_F(DiskCacheTest, CacheAddr_SanityCheck) {
+  // First a few valid values.
+  EXPECT_TRUE(Addr(0).SanityCheckV2());
+  EXPECT_TRUE(Addr(0x80001000).SanityCheckV2());
+  EXPECT_TRUE(Addr(0xC3FFFFFF).SanityCheckV2());
+  EXPECT_TRUE(Addr(0xC0FFFFFF).SanityCheckV2());
+  EXPECT_TRUE(Addr(0xD0001000).SanityCheckV3());
+
+  // Not initialized.
+  EXPECT_FALSE(Addr(0x20).SanityCheckV2());
+  EXPECT_FALSE(Addr(0x10001000).SanityCheckV2());
+
+  // Invalid file type.
+  EXPECT_FALSE(Addr(0xD0001000).SanityCheckV2());
+  EXPECT_FALSE(Addr(0xE0001000).SanityCheckV3());
+  EXPECT_FALSE(Addr(0xF0000000).SanityCheckV2());
+
+  // Reserved bits.
+  EXPECT_FALSE(Addr(0x14000000).SanityCheckV2());
+  EXPECT_FALSE(Addr(0x18000000).SanityCheckV2());
+}
+
+}  // namespace disk_cache