SimpleCache: merge the first and second stream in one file

net/disk_cache/entry_unittest.cc

Index: net/disk_cache/entry_unittest.cc
diff --git a/net/disk_cache/entry_unittest.cc b/net/disk_cache/entry_unittest.cc
index a7e6d9ea5f282e7e3c7dac321dc4b04cd4cfe786..7ccaa563111eef8e8312fa6906f07257791cf1d3 100644
--- a/net/disk_cache/entry_unittest.cc
+++ b/net/disk_cache/entry_unittest.cc
@@ -2427,7 +2427,7 @@ bool DiskCacheEntryTest::SimpleCacheMakeBadChecksumEntry(const char* key,
   scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(kDataSize));
   base::strlcpy(buffer->data(), data, kDataSize);
 
-  EXPECT_EQ(kDataSize, WriteData(entry, 0, 0, buffer.get(), kDataSize, false));
+  EXPECT_EQ(kDataSize, WriteData(entry, 1, 0, buffer.get(), kDataSize, false));
   entry->Close();
   entry = NULL;
 
@@ -2439,9 +2439,8 @@ bool DiskCacheEntryTest::SimpleCacheMakeBadChecksumEntry(const char* key,
       base::CreatePlatformFile(entry_file0_path, flags, NULL, NULL);
   if (entry_file0 == base::kInvalidPlatformFileValue)
     return false;
-  int64 file_offset =
-      disk_cache::simple_util::GetFileOffsetFromKeyAndDataOffset(
-          key, kDataSize - 2);
+  int64 file_offset = disk_cache::simple_util::GetFileOffsetFromDataOffset(
+      key, kDataSize - 2, 1, 0);
   EXPECT_EQ(1, base::WritePlatformFile(entry_file0, file_offset, "X", 1));
   if (!base::ClosePlatformFile(entry_file0))
     return false;
@@ -2465,10 +2464,10 @@ TEST_F(DiskCacheEntryTest, SimpleCacheBadChecksum) {
   ScopedEntryPtr entry_closer(entry);
 
   const int kReadBufferSize = 200;
-  EXPECT_GE(kReadBufferSize, entry->GetDataSize(0));
+  EXPECT_GE(kReadBufferSize, entry->GetDataSize(1));
   scoped_refptr<net::IOBuffer> read_buffer(new net::IOBuffer(kReadBufferSize));
   EXPECT_EQ(net::ERR_CACHE_CHECKSUM_MISMATCH,
-            ReadData(entry, 0, 0, read_buffer.get(), kReadBufferSize));
+            ReadData(entry, 1, 0, read_buffer.get(), kReadBufferSize));
 }
 
 // Tests that an entry that has had an IO error occur can still be Doomed().
@@ -2487,10 +2486,10 @@ TEST_F(DiskCacheEntryTest, SimpleCacheErrorThenDoom) {
   ScopedEntryPtr entry_closer(entry);
 
   const int kReadBufferSize = 200;
-  EXPECT_GE(kReadBufferSize, entry->GetDataSize(0));
+  EXPECT_GE(kReadBufferSize, entry->GetDataSize(1));
   scoped_refptr<net::IOBuffer> read_buffer(new net::IOBuffer(kReadBufferSize));
   EXPECT_EQ(net::ERR_CACHE_CHECKSUM_MISMATCH,
-            ReadData(entry, 0, 0, read_buffer.get(), kReadBufferSize));
+            ReadData(entry, 1, 0, read_buffer.get(), kReadBufferSize));
 
   entry->Doom();  // Should not crash.
 }
@@ -2590,7 +2589,7 @@ TEST_F(DiskCacheEntryTest, SimpleCacheNonOptimisticOperationsDontBlock) {
   CacheTestFillBuffer(write_buffer->data(), write_buffer->size(), false);
   CallbackTest write_callback(&helper, false);
   int ret = entry->WriteData(
-      0,
+      1,
       0,
       write_buffer.get(),
       write_buffer->size(),
@@ -2623,7 +2622,7 @@ TEST_F(DiskCacheEntryTest,
   CacheTestFillBuffer(write_buffer->data(), write_buffer->size(), false);
   CallbackTest write_callback(&helper, false);
   int ret = entry->WriteData(
-      0,
+      1,
       0,
       write_buffer.get(),
       write_buffer->size(),
@@ -2636,7 +2635,7 @@ TEST_F(DiskCacheEntryTest,
       new net::IOBufferWithSize(kBufferSize));
   CallbackTest read_callback(&helper, false);
   ret = entry->ReadData(
-      0,
+      1,
       0,
       read_buffer.get(),
       read_buffer->size(),
@@ -3122,7 +3121,7 @@ TEST_F(DiskCacheEntryTest, SimpleCacheInFlightTruncate)  {
   ASSERT_EQ(net::OK, CreateEntry(key, &entry));
 
   EXPECT_EQ(kBufferSize,
-            WriteData(entry, 0, 0, write_buffer.get(), kBufferSize, false));
+            WriteData(entry, 1, 0, write_buffer.get(), kBufferSize, false));
   entry->Close();
   entry = NULL;
 
@@ -3137,7 +3136,7 @@ TEST_F(DiskCacheEntryTest, SimpleCacheInFlightTruncate)  {
   scoped_refptr<net::IOBuffer> read_buffer(new net::IOBuffer(kReadBufferSize));
   CallbackTest read_callback(&helper, false);
   EXPECT_EQ(net::ERR_IO_PENDING,
-            entry->ReadData(0,
+            entry->ReadData(1,
                             0,
                             read_buffer.get(),
                             kReadBufferSize,
@@ -3151,7 +3150,7 @@ TEST_F(DiskCacheEntryTest, SimpleCacheInFlightTruncate)  {
   CacheTestFillBuffer(truncate_buffer->data(), kReadBufferSize, false);
   CallbackTest truncate_callback(&helper, false);
   EXPECT_EQ(net::ERR_IO_PENDING,
-            entry->WriteData(0,
+            entry->WriteData(1,
                              0,
                              truncate_buffer.get(),
                              kReadBufferSize,
@@ -3287,19 +3286,19 @@ TEST_F(DiskCacheEntryTest, SimpleCacheMultipleReadersCheckCRC2) {
   disk_cache::Entry* entry = NULL;
   ASSERT_EQ(net::OK, OpenEntry(key, &entry));
   ScopedEntryPtr entry_closer(entry);
-  EXPECT_EQ(1, ReadData(entry, 0, 0, read_buffer1.get(), 1));
+  EXPECT_EQ(1, ReadData(entry, 1, 0, read_buffer1.get(), 1));
 
   // Advance the 2nd reader by the same amount.
   disk_cache::Entry* entry2 = NULL;
   EXPECT_EQ(net::OK, OpenEntry(key, &entry2));
   ScopedEntryPtr entry2_closer(entry2);
-  EXPECT_EQ(1, ReadData(entry2, 0, 0, read_buffer2.get(), 1));
+  EXPECT_EQ(1, ReadData(entry2, 1, 0, read_buffer2.get(), 1));
 
   // Continue reading 1st.
-  EXPECT_GT(0, ReadData(entry, 0, 1, read_buffer1.get(), size));
+  EXPECT_GT(0, ReadData(entry, 1, 1, read_buffer1.get(), size));
 
   // This read should fail as well because we have previous read failures.
-  EXPECT_GT(0, ReadData(entry2, 0, 1, read_buffer2.get(), 1));
+  EXPECT_GT(0, ReadData(entry2, 1, 1, read_buffer2.get(), 1));
   DisableIntegrityCheck();
 }