| /* |
| * Copyright (c) 2023 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 "rtc_tools/rtc_event_log_visualizer/analyzer_bindings.h" |
| |
| #include <cstddef> |
| #include <cstdint> |
| #include <cstring> |
| #include <optional> |
| #include <string> |
| #include <vector> |
| |
| #include "rtc_base/protobuf_utils.h" |
| #include "rtc_base/system/file_wrapper.h" |
| #include "test/gtest.h" |
| #include "test/testsupport/file_utils.h" |
| |
| #ifdef WEBRTC_ANDROID_PLATFORM_BUILD |
| #include "external/webrtc/webrtc/rtc_tools/rtc_event_log_visualizer/proto/chart.pb.h" |
| #else |
| #include "rtc_tools/rtc_event_log_visualizer/proto/chart.pb.h" |
| #endif |
| |
| class RtcEventLogAnalyzerBindingsTest : public ::testing::Test { |
| void SetUp() override { |
| // Read an RTC event log to a char buffer. |
| std::string file_name = webrtc::test::ResourcePath( |
| "rtc_event_log/rtc_event_log_500kbps", "binarypb"); |
| webrtc::FileWrapper file = webrtc::FileWrapper::OpenReadOnly(file_name); |
| ASSERT_TRUE(file.is_open()); |
| |
| std::optional<size_t> file_size = file.FileSize(); |
| ASSERT_TRUE(file_size.has_value()); |
| constexpr size_t kMaxFileSize = 1'000'000; |
| ASSERT_GT(*file_size, 0u); |
| ASSERT_LE(*file_size, kMaxFileSize); |
| |
| event_log_contents_.resize(*file_size); |
| size_t read_size = |
| file.Read(event_log_contents_.data(), event_log_contents_.size()); |
| ASSERT_EQ(*file_size, read_size); |
| } |
| |
| protected: |
| std::vector<char> event_log_contents_; |
| }; |
| |
| TEST_F(RtcEventLogAnalyzerBindingsTest, OutgoingBitrateChart) { |
| uint32_t kMaxOutputSize = 1'000'000; |
| std::vector<char> output(kMaxOutputSize); |
| |
| // Call analyzer. |
| char selection[] = "outgoing_bitrate"; |
| size_t selection_size = strlen(selection); |
| uint32_t output_size = output.size(); |
| analyze_rtc_event_log(event_log_contents_.data(), event_log_contents_.size(), |
| selection, selection_size, output.data(), &output_size); |
| ASSERT_GT(output_size, 0u); |
| |
| // Parse output as charts. |
| webrtc::analytics::ChartCollection collection; |
| bool success = |
| collection.ParseFromArray(output.data(), static_cast<int>(output_size)); |
| ASSERT_TRUE(success); |
| ASSERT_EQ(collection.charts().size(), 1); |
| EXPECT_EQ(collection.charts(0).title(), "Outgoing RTP bitrate"); |
| EXPECT_EQ(collection.charts(0).id(), "outgoing_bitrate"); |
| } |
| |
| TEST_F(RtcEventLogAnalyzerBindingsTest, NetWorkDelayFeedbackChart) { |
| uint32_t kMaxOutputSize = 1'000'000; |
| std::vector<char> output(kMaxOutputSize); |
| |
| // Call analyzer. |
| char selection[] = "network_delay_feedback"; |
| size_t selection_size = strlen(selection); |
| uint32_t output_size = output.size(); |
| analyze_rtc_event_log(event_log_contents_.data(), event_log_contents_.size(), |
| selection, selection_size, output.data(), &output_size); |
| ASSERT_GT(output_size, 0u); |
| |
| // Parse output as charts. |
| webrtc::analytics::ChartCollection collection; |
| bool success = |
| collection.ParseFromArray(output.data(), static_cast<int>(output_size)); |
| ASSERT_TRUE(success); |
| ASSERT_EQ(collection.charts().size(), 1); |
| EXPECT_EQ(collection.charts(0).title(), |
| "Outgoing network delay (based on per-packet feedback)"); |
| EXPECT_EQ(collection.charts(0).id(), "network_delay_feedback"); |
| } |
| |
| TEST_F(RtcEventLogAnalyzerBindingsTest, OutputbufferTooSmall) { |
| uint32_t kMaxOutputSize = 100; |
| std::vector<char> output(kMaxOutputSize); |
| |
| // Call analyzer. |
| char selection[] = "outgoing_bitrate"; |
| size_t selection_size = strlen(selection); |
| uint32_t output_size = output.size(); |
| analyze_rtc_event_log(event_log_contents_.data(), event_log_contents_.size(), |
| selection, selection_size, output.data(), &output_size); |
| |
| // No output since the buffer is too small. |
| ASSERT_EQ(output_size, 0u); |
| } |