Revert of Added first layer of the echo canceller 3 functionality

webrtc/modules/audio_processing/aec3/block_framer_unittest.cc

Index: webrtc/modules/audio_processing/aec3/block_framer_unittest.cc
diff --git a/webrtc/modules/audio_processing/aec3/block_framer_unittest.cc b/webrtc/modules/audio_processing/aec3/block_framer_unittest.cc
deleted file mode 100644
index 38112392bbcd617fd66ca5b621003af1738c76ab..0000000000000000000000000000000000000000
--- a/webrtc/modules/audio_processing/aec3/block_framer_unittest.cc
+++ /dev/null
@@ -1,261 +0,0 @@
-/*
- *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/modules/audio_processing/aec3/block_framer.h"
-
-#include <sstream>
-#include <string>
-#include <vector>
-
-#include "webrtc/modules/audio_processing/aec3/aec3_constants.h"
-#include "webrtc/test/gtest.h"
-
-namespace webrtc {
-namespace {
-
-void SetupSubFrameView(std::vector<std::vector<float>>* sub_frame,
-                       std::vector<rtc::ArrayView<float>>* sub_frame_view) {
-  for (size_t k = 0; k < sub_frame_view->size(); ++k) {
-    (*sub_frame_view)[k] =
-        rtc::ArrayView<float>((*sub_frame)[k].data(), (*sub_frame)[k].size());
-  }
-}
-
-float ComputeSampleValue(size_t chunk_counter,
-                         size_t chunk_size,
-                         size_t band,
-                         size_t sample_index,
-                         int offset) {
-  float value =
-      static_cast<int>(chunk_counter * chunk_size + sample_index) + offset;
-  return value > 0 ? 5000 * band + value : 0;
-}
-
-bool VerifySubFrame(size_t sub_frame_counter,
-                    int offset,
-                    const std::vector<rtc::ArrayView<float>>& sub_frame_view) {
-  for (size_t k = 0; k < sub_frame_view.size(); ++k) {
-    for (size_t i = 0; i < sub_frame_view[k].size(); ++i) {
-      const float reference_value =
-          ComputeSampleValue(sub_frame_counter, kSubFrameLength, k, i, offset);
-      if (reference_value != sub_frame_view[k][i]) {
-        return false;
-      }
-    }
-  }
-  return true;
-}
-
-void FillBlock(size_t block_counter, std::vector<std::vector<float>>* block) {
-  for (size_t k = 0; k < block->size(); ++k) {
-    for (size_t i = 0; i < (*block)[0].size(); ++i) {
-      (*block)[k][i] = ComputeSampleValue(block_counter, kBlockSize, k, i, 0);
-    }
-  }
-}
-
-// Verifies that the BlockFramer is able to produce the expected frame content.
-void RunFramerTest(int sample_rate_hz) {
-  constexpr size_t kNumSubFramesToProcess = 2;
-  const size_t num_bands = NumBandsForRate(sample_rate_hz);
-
-  std::vector<std::vector<float>> block(num_bands,
-                                        std::vector<float>(kBlockSize, 0.f));
-  std::vector<std::vector<float>> output_sub_frame(
-      num_bands, std::vector<float>(kSubFrameLength, 0.f));
-  std::vector<rtc::ArrayView<float>> output_sub_frame_view(num_bands);
-  SetupSubFrameView(&output_sub_frame, &output_sub_frame_view);
-  BlockFramer framer(num_bands);
-
-  size_t block_index = 0;
-  for (size_t sub_frame_index = 0; sub_frame_index < kNumSubFramesToProcess;
-       ++sub_frame_index) {
-    FillBlock(block_index++, &block);
-    framer.InsertBlockAndExtractSubFrame(block, &output_sub_frame_view);
-    EXPECT_TRUE(VerifySubFrame(sub_frame_index, -64, output_sub_frame_view));
-
-    if ((sub_frame_index + 1) % 4 == 0) {
-      FillBlock(block_index++, &block);
-      framer.InsertBlock(block);
-    }
-  }
-}
-
-#if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
-// Verifies that the BlockFramer crashes if the InsertBlockAndExtractSubFrame
-// method is called for inputs with the wrong number of bands or band lengths.
-void RunWronglySizedInsertAndExtractParametersTest(int sample_rate_hz,
-                                                   size_t num_block_bands,
-                                                   size_t block_length,
-                                                   size_t num_sub_frame_bands,
-                                                   size_t sub_frame_length) {
-  const size_t correct_num_bands = NumBandsForRate(sample_rate_hz);
-
-  std::vector<std::vector<float>> block(num_block_bands,
-                                        std::vector<float>(block_length, 0.f));
-  std::vector<std::vector<float>> output_sub_frame(
-      num_sub_frame_bands, std::vector<float>(sub_frame_length, 0.f));
-  std::vector<rtc::ArrayView<float>> output_sub_frame_view(
-      output_sub_frame.size());
-  SetupSubFrameView(&output_sub_frame, &output_sub_frame_view);
-  BlockFramer framer(correct_num_bands);
-  EXPECT_DEATH(
-      framer.InsertBlockAndExtractSubFrame(block, &output_sub_frame_view), "");
-}
-
-// Verifies that the BlockFramer crashes if the InsertBlock method is called for
-// inputs with the wrong number of bands or band lengths.
-void RunWronglySizedInsertParameterTest(int sample_rate_hz,
-                                        size_t num_block_bands,
-                                        size_t block_length) {
-  const size_t correct_num_bands = NumBandsForRate(sample_rate_hz);
-
-  std::vector<std::vector<float>> correct_block(
-      correct_num_bands, std::vector<float>(kBlockSize, 0.f));
-  std::vector<std::vector<float>> wrong_block(
-      num_block_bands, std::vector<float>(block_length, 0.f));
-  std::vector<std::vector<float>> output_sub_frame(
-      correct_num_bands, std::vector<float>(kSubFrameLength, 0.f));
-  std::vector<rtc::ArrayView<float>> output_sub_frame_view(
-      output_sub_frame.size());
-  SetupSubFrameView(&output_sub_frame, &output_sub_frame_view);
-  BlockFramer framer(correct_num_bands);
-  framer.InsertBlockAndExtractSubFrame(correct_block, &output_sub_frame_view);
-  framer.InsertBlockAndExtractSubFrame(correct_block, &output_sub_frame_view);
-  framer.InsertBlockAndExtractSubFrame(correct_block, &output_sub_frame_view);
-  framer.InsertBlockAndExtractSubFrame(correct_block, &output_sub_frame_view);
-
-  EXPECT_DEATH(framer.InsertBlock(wrong_block), "");
-}
-
-// Verifies that the BlockFramer crashes if the InsertBlock method is called
-// after a wrong number of previous InsertBlockAndExtractSubFrame method calls
-// have been made.
-void RunWronglyInsertOrderTest(int sample_rate_hz,
-                               size_t num_preceeding_api_calls) {
-  const size_t correct_num_bands = NumBandsForRate(sample_rate_hz);
-
-  std::vector<std::vector<float>> block(correct_num_bands,
-                                        std::vector<float>(kBlockSize, 0.f));
-  std::vector<std::vector<float>> output_sub_frame(
-      correct_num_bands, std::vector<float>(kSubFrameLength, 0.f));
-  std::vector<rtc::ArrayView<float>> output_sub_frame_view(
-      output_sub_frame.size());
-  SetupSubFrameView(&output_sub_frame, &output_sub_frame_view);
-  BlockFramer framer(correct_num_bands);
-  for (size_t k = 0; k < num_preceeding_api_calls; ++k) {
-    framer.InsertBlockAndExtractSubFrame(block, &output_sub_frame_view);
-  }
-
-  EXPECT_DEATH(framer.InsertBlock(block), "");
-}
-#endif
-
-std::string ProduceDebugText(int sample_rate_hz) {
-  std::ostringstream ss;
-  ss << "Sample rate: " << sample_rate_hz;
-  return ss.str();
-}
-
-}  // namespace
-
-#if RTC_DCHECK_IS_ON && GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
-TEST(BlockFramer, WrongNumberOfBandsInBlockForInsertBlockAndExtractSubFrame) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    const size_t correct_num_bands = NumBandsForRate(rate);
-    const size_t wrong_num_bands = (correct_num_bands % 3) + 1;
-    RunWronglySizedInsertAndExtractParametersTest(
-        rate, wrong_num_bands, kBlockSize, correct_num_bands, kSubFrameLength);
-  }
-}
-
-TEST(BlockFramer,
-     WrongNumberOfBandsInSubFrameForInsertBlockAndExtractSubFrame) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    const size_t correct_num_bands = NumBandsForRate(rate);
-    const size_t wrong_num_bands = (correct_num_bands % 3) + 1;
-    RunWronglySizedInsertAndExtractParametersTest(
-        rate, correct_num_bands, kBlockSize, wrong_num_bands, kSubFrameLength);
-  }
-}
-
-TEST(BlockFramer, WrongNumberOfSamplesInBlockForInsertBlockAndExtractSubFrame) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    const size_t correct_num_bands = NumBandsForRate(rate);
-    RunWronglySizedInsertAndExtractParametersTest(
-        rate, correct_num_bands, kBlockSize - 1, correct_num_bands,
-        kSubFrameLength);
-  }
-}
-
-TEST(BlockFramer,
-     WrongNumberOfSamplesInSubFrameForInsertBlockAndExtractSubFrame) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    const size_t correct_num_bands = NumBandsForRate(rate);
-    RunWronglySizedInsertAndExtractParametersTest(rate, correct_num_bands,
-                                                  kBlockSize, correct_num_bands,
-                                                  kSubFrameLength - 1);
-  }
-}
-
-TEST(BlockFramer, WrongNumberOfBandsInBlockForInsertBlock) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    const size_t correct_num_bands = NumBandsForRate(rate);
-    const size_t wrong_num_bands = (correct_num_bands % 3) + 1;
-    RunWronglySizedInsertParameterTest(rate, wrong_num_bands, kBlockSize);
-  }
-}
-
-TEST(BlockFramer, WrongNumberOfSamplesInBlockForInsertBlock) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    const size_t correct_num_bands = NumBandsForRate(rate);
-    RunWronglySizedInsertParameterTest(rate, correct_num_bands, kBlockSize - 1);
-  }
-}
-
-TEST(BlockFramer, WrongNumberOfPreceedingApiCallsForInsertBlock) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    for (size_t num_calls = 0; num_calls < 4; ++num_calls) {
-      std::ostringstream ss;
-      ss << "Sample rate: " << rate;
-      ss << ", Num preceeding InsertBlockAndExtractSubFrame calls: "
-         << num_calls;
-
-      SCOPED_TRACE(ss.str());
-      RunWronglyInsertOrderTest(rate, num_calls);
-    }
-  }
-}
-
-// Verifiers that the verification for null sub_frame pointer works.
-TEST(BlockFramer, NullSubFrameParameter) {
-  EXPECT_DEATH(BlockFramer(1).InsertBlockAndExtractSubFrame(
-                   std::vector<std::vector<float>>(
-                       1, std::vector<float>(kBlockSize, 0.f)),
-                   nullptr),
-               "");
-}
-
-#endif
-
-TEST(BlockFramer, FrameBitexactness) {
-  for (auto rate : {8000, 16000, 32000, 48000}) {
-    SCOPED_TRACE(ProduceDebugText(rate));
-    RunFramerTest(rate);
-  }
-}
-
-}  // namespace webrtc