1 files changed, 46 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/audio/test/echo_canceller3_config_unittest.cc b/third_party/libwebrtc/api/audio/test/echo_canceller3_config_unittest.cc
new file mode 100644
index 0000000000..91312a0f40
--- /dev/null
+++ b/third_party/libwebrtc/api/audio/test/echo_canceller3_config_unittest.cc
@@ -0,0 +1,46 @@
+/*
+ *  Copyright 2018 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 "api/audio/echo_canceller3_config.h"
+
+#include "api/audio/echo_canceller3_config_json.h"
+#include "test/gtest.h"
+
+namespace webrtc {
+
+TEST(EchoCanceller3Config, ValidConfigIsNotModified) {
+  EchoCanceller3Config config;
+  EXPECT_TRUE(EchoCanceller3Config::Validate(&config));
+  EchoCanceller3Config default_config;
+  EXPECT_EQ(Aec3ConfigToJsonString(config),
+            Aec3ConfigToJsonString(default_config));
+}
+
+TEST(EchoCanceller3Config, InvalidConfigIsCorrected) {
+  // Change a parameter and validate.
+  EchoCanceller3Config config;
+  config.echo_model.min_noise_floor_power = -1600000.f;
+  EXPECT_FALSE(EchoCanceller3Config::Validate(&config));
+  EXPECT_GE(config.echo_model.min_noise_floor_power, 0.f);
+  // Verify remaining parameters are unchanged.
+  EchoCanceller3Config default_config;
+  config.echo_model.min_noise_floor_power =
+      default_config.echo_model.min_noise_floor_power;
+  EXPECT_EQ(Aec3ConfigToJsonString(config),
+            Aec3ConfigToJsonString(default_config));
+}
+
+TEST(EchoCanceller3Config, ValidatedConfigsAreValid) {
+  EchoCanceller3Config config;
+  config.delay.down_sampling_factor = 983;
+  EXPECT_FALSE(EchoCanceller3Config::Validate(&config));
+  EXPECT_TRUE(EchoCanceller3Config::Validate(&config));
+}
+}  // namespace webrtc