Index: chromecast/media/cma/backend/alsa/post_processors/saturated_gain_unittest.cc |
diff --git a/chromecast/media/cma/backend/alsa/post_processors/saturated_gain_unittest.cc b/chromecast/media/cma/backend/alsa/post_processors/saturated_gain_unittest.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..bad7b96e160cb57e14d0a97326848221a1219f0b |
--- /dev/null |
+++ b/chromecast/media/cma/backend/alsa/post_processors/saturated_gain_unittest.cc |
@@ -0,0 +1,54 @@ |
+// Copyright 2017 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. |
+ |
+#include <string> |
+#include <vector> |
+ |
+#include "base/strings/stringprintf.h" |
+#include "chromecast/media/cma/backend/alsa/post_processor_factory.h" |
+#include "chromecast/media/cma/backend/alsa/post_processors/post_processor_unittest.h" |
+ |
+namespace chromecast { |
+namespace media { |
+namespace post_processor_test { |
+ |
+namespace { |
+ |
+const char kConfigTemplate[] = |
+ R"config({"gain_db": %f})config"; |
+ |
+const char kLibraryPath[] = "libcast_saturated_gain_1.0.so"; |
+ |
+std::string MakeConfigString(float gain_db) { |
+ return base::StringPrintf(kConfigTemplate, gain_db); |
+} |
+ |
+} // namespace |
+ |
+// Default tests from post_processor_test |
+TEST_P(PostProcessorTest, SaturatedGainDelay) { |
+ PostProcessorFactory factory; |
+ std::string config = MakeConfigString(0.0); |
+ auto pp = factory.CreatePostProcessor(kLibraryPath, config, kNumChannels); |
+ TestDelay(pp.get(), sample_rate_); |
+} |
+ |
+TEST_P(PostProcessorTest, SaturatedGainRinging) { |
+ PostProcessorFactory factory; |
+ std::string config = MakeConfigString(0.0); |
+ auto pp = factory.CreatePostProcessor(kLibraryPath, config, kNumChannels); |
+ TestRingingTime(pp.get(), sample_rate_); |
+} |
+ |
+// Also tests clipping (by attempting to set gain way too high). |
+TEST_P(PostProcessorTest, SaturatedGainPassthrough) { |
+ PostProcessorFactory factory; |
+ std::string config = MakeConfigString(100.0); |
+ auto pp = factory.CreatePostProcessor(kLibraryPath, config, kNumChannels); |
+ TestPassthrough(pp.get(), sample_rate_); |
+} |
+ |
+} // namespace post_processor_test |
+} // namespace media |
+} // namespace chromecast |