1 files changed, 62 insertions, 0 deletions
diff --git a/third_party/libwebrtc/call/adaptation/video_stream_input_state_provider_unittest.cc b/third_party/libwebrtc/call/adaptation/video_stream_input_state_provider_unittest.cc
new file mode 100644
index 0000000000..5da2ef21cd
--- /dev/null
+++ b/third_party/libwebrtc/call/adaptation/video_stream_input_state_provider_unittest.cc
@@ -0,0 +1,62 @@
+/*
+ *  Copyright (c) 2020 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 "call/adaptation/video_stream_input_state_provider.h"
+
+#include <utility>
+
+#include "api/video_codecs/video_encoder.h"
+#include "call/adaptation/encoder_settings.h"
+#include "call/adaptation/test/fake_frame_rate_provider.h"
+#include "test/gtest.h"
+
+namespace webrtc {
+
+TEST(VideoStreamInputStateProviderTest, DefaultValues) {
+  FakeFrameRateProvider frame_rate_provider;
+  VideoStreamInputStateProvider input_state_provider(&frame_rate_provider);
+  VideoStreamInputState input_state = input_state_provider.InputState();
+  EXPECT_EQ(false, input_state.has_input());
+  EXPECT_EQ(absl::nullopt, input_state.frame_size_pixels());
+  EXPECT_EQ(0, input_state.frames_per_second());
+  EXPECT_EQ(VideoCodecType::kVideoCodecGeneric, input_state.video_codec_type());
+  EXPECT_EQ(kDefaultMinPixelsPerFrame, input_state.min_pixels_per_frame());
+  EXPECT_EQ(absl::nullopt, input_state.single_active_stream_pixels());
+}
+
+TEST(VideoStreamInputStateProviderTest, ValuesSet) {
+  FakeFrameRateProvider frame_rate_provider;
+  VideoStreamInputStateProvider input_state_provider(&frame_rate_provider);
+  input_state_provider.OnHasInputChanged(true);
+  input_state_provider.OnFrameSizeObserved(42);
+  frame_rate_provider.set_fps(123);
+  VideoEncoder::EncoderInfo encoder_info;
+  encoder_info.scaling_settings.min_pixels_per_frame = 1337;
+  VideoEncoderConfig encoder_config;
+  encoder_config.codec_type = VideoCodecType::kVideoCodecVP9;
+  VideoCodec video_codec;
+  video_codec.codecType = VideoCodecType::kVideoCodecVP8;
+  video_codec.numberOfSimulcastStreams = 2;
+  video_codec.simulcastStream[0].active = false;
+  video_codec.simulcastStream[1].active = true;
+  video_codec.simulcastStream[1].width = 111;
+  video_codec.simulcastStream[1].height = 222;
+  input_state_provider.OnEncoderSettingsChanged(EncoderSettings(
+      std::move(encoder_info), std::move(encoder_config), video_codec));
+  VideoStreamInputState input_state = input_state_provider.InputState();
+  EXPECT_EQ(true, input_state.has_input());
+  EXPECT_EQ(42, input_state.frame_size_pixels());
+  EXPECT_EQ(123, input_state.frames_per_second());
+  EXPECT_EQ(VideoCodecType::kVideoCodecVP9, input_state.video_codec_type());
+  EXPECT_EQ(1337, input_state.min_pixels_per_frame());
+  EXPECT_EQ(111 * 222, input_state.single_active_stream_pixels());
+}
+
+}  // namespace webrtc