Index: content/common/partial_circular_buffer_unittest.cc |
diff --git a/content/common/partial_circular_buffer_unittest.cc b/content/common/partial_circular_buffer_unittest.cc |
deleted file mode 100644 |
index 5925667da3e413847d2618b8eda45512e785bdba..0000000000000000000000000000000000000000 |
--- a/content/common/partial_circular_buffer_unittest.cc |
+++ /dev/null |
@@ -1,138 +0,0 @@ |
-// Copyright (c) 2013 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. |
- |
-// The test buffer data is 52 bytes, wrap position is set to 20 (this is |
-// arbitrarily chosen). The total buffer size is allocated dynamically based on |
-// the actual header size. This gives: |
-// Header of some size, non-wrapping part 20 bytes, wrapping part 32 bytes. |
-// As input data, a 14 byte array is used and repeatedly written. It's chosen |
-// not to be an integer factor smaller than the wrapping part. This ensures that |
-// the wrapped data isn't repeated at the same position. |
-// Note that desipte the number of wraps (if one or more), the reference output |
-// data is the same since the offset at each wrap is always the same. |
- |
-#include "base/memory/scoped_ptr.h" |
-#include "content/common/partial_circular_buffer.h" |
-#include "testing/gtest/include/gtest/gtest.h" |
- |
-namespace content { |
- |
-const uint32 kWrapPosition = 20; |
-const uint8 kInputData[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; |
-const uint8 kOutputRefDataWrap[] = |
- // The 20 bytes in the non-wrapping part. |
- {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 1, 2, 3, 4, 5, 6, |
- // The 32 bytes in wrapping part. |
- 11, 12, 13, 14, |
- 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, |
- 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; |
- |
-class PartialCircularBufferTest : public testing::Test { |
- public: |
- PartialCircularBufferTest() { |
- PartialCircularBuffer::BufferData test_struct; |
- buffer_header_size_ = |
- &test_struct.data[0] - reinterpret_cast<uint8*>(&test_struct); |
- |
- buffer_.reset(new uint8[buffer_header_size_ + sizeof(kOutputRefDataWrap)]); |
- pcb_write_.reset(new PartialCircularBuffer( |
- buffer_.get(), |
- buffer_header_size_ + sizeof(kOutputRefDataWrap), |
- kWrapPosition)); |
- } |
- |
- void WriteToBuffer(int num) { |
- for (int i = 0; i < num; ++i) |
- pcb_write_->Write(kInputData, sizeof(kInputData)); |
- } |
- |
- void InitReadBuffer() { |
- pcb_read_.reset(new PartialCircularBuffer( |
- buffer_.get(), buffer_header_size_ + sizeof(kOutputRefDataWrap))); |
- } |
- |
- protected: |
- scoped_ptr<PartialCircularBuffer> pcb_write_; |
- scoped_ptr<PartialCircularBuffer> pcb_read_; |
- scoped_ptr<uint8[]> buffer_; |
- uint32 buffer_header_size_; |
- |
- DISALLOW_COPY_AND_ASSIGN(PartialCircularBufferTest); |
-}; |
- |
-TEST_F(PartialCircularBufferTest, NoWrapBeginningPartOnly) { |
- WriteToBuffer(1); |
- InitReadBuffer(); |
- |
- uint8 output_data[sizeof(kInputData)] = {0}; |
- EXPECT_EQ(sizeof(output_data), |
- pcb_read_->Read(output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0, memcmp(kInputData, output_data, sizeof(kInputData))); |
- |
- EXPECT_EQ(0u, pcb_read_->Read(output_data, sizeof(output_data))); |
-} |
- |
-TEST_F(PartialCircularBufferTest, NoWrapBeginningAndEndParts) { |
- WriteToBuffer(2); |
- InitReadBuffer(); |
- |
- uint8 output_data[2 * sizeof(kInputData)] = {0}; |
- EXPECT_EQ(sizeof(output_data), |
- pcb_read_->Read(output_data, sizeof(output_data))); |
- |
- const uint8 output_ref_data[2 * sizeof(kInputData)] = |
- {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, |
- 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14}; |
- EXPECT_EQ(0, memcmp(output_ref_data, output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0u, pcb_read_->Read(output_data, sizeof(output_data))); |
-} |
- |
-TEST_F(PartialCircularBufferTest, WrapOnce) { |
- WriteToBuffer(4); |
- InitReadBuffer(); |
- |
- uint8 output_data[sizeof(kOutputRefDataWrap)] = {0}; |
- EXPECT_EQ(sizeof(output_data), |
- pcb_read_->Read(output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0, memcmp(kOutputRefDataWrap, output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0u, pcb_read_->Read(output_data, sizeof(output_data))); |
-} |
- |
-TEST_F(PartialCircularBufferTest, WrapTwice) { |
- WriteToBuffer(7); |
- InitReadBuffer(); |
- |
- uint8 output_data[sizeof(kOutputRefDataWrap)] = {0}; |
- EXPECT_EQ(sizeof(output_data), |
- pcb_read_->Read(output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0, memcmp(kOutputRefDataWrap, output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0u, pcb_read_->Read(output_data, sizeof(output_data))); |
-} |
- |
-TEST_F(PartialCircularBufferTest, WrapOnceSmallerOutputBuffer) { |
- WriteToBuffer(4); |
- InitReadBuffer(); |
- |
- uint8 output_data[sizeof(kOutputRefDataWrap)] = {0}; |
- const uint32 size_per_read = 16; |
- uint32 read = 0; |
- for (; read + size_per_read <= sizeof(output_data); read += size_per_read) { |
- EXPECT_EQ(size_per_read, |
- pcb_read_->Read(output_data + read, size_per_read)); |
- } |
- EXPECT_EQ(sizeof(output_data) - read, |
- pcb_read_->Read(output_data + read, size_per_read)); |
- |
- EXPECT_EQ(0, memcmp(kOutputRefDataWrap, output_data, sizeof(output_data))); |
- |
- EXPECT_EQ(0u, pcb_read_->Read(output_data, sizeof(output_data))); |
-} |
- |
-} // namespace content |