| 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
|
|
|