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      1 /*
      2  * libjingle
      3  * Copyright 2013 Google Inc.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions are met:
      7  *
      8  *  1. Redistributions of source code must retain the above copyright notice,
      9  *     this list of conditions and the following disclaimer.
     10  *  2. Redistributions in binary form must reproduce the above copyright notice,
     11  *     this list of conditions and the following disclaimer in the documentation
     12  *     and/or other materials provided with the distribution.
     13  *  3. The name of the author may not be used to endorse or promote products
     14  *     derived from this software without specific prior written permission.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
     17  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
     19  * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     20  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
     21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
     22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
     24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
     25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     26  */
     27 
     28 #include "talk/app/webrtc/localaudiosource.h"
     29 
     30 #include <string>
     31 #include <vector>
     32 
     33 #include "talk/app/webrtc/test/fakeconstraints.h"
     34 #include "talk/media/base/fakemediaengine.h"
     35 #include "talk/media/base/fakevideorenderer.h"
     36 #include "webrtc/base/gunit.h"
     37 
     38 using webrtc::LocalAudioSource;
     39 using webrtc::MediaConstraintsInterface;
     40 using webrtc::MediaSourceInterface;
     41 using webrtc::PeerConnectionFactoryInterface;
     42 
     43 TEST(LocalAudioSourceTest, SetValidOptions) {
     44   webrtc::FakeConstraints constraints;
     45   constraints.AddMandatory(
     46       MediaConstraintsInterface::kGoogEchoCancellation, false);
     47   constraints.AddOptional(
     48       MediaConstraintsInterface::kExtendedFilterEchoCancellation, true);
     49   constraints.AddOptional(MediaConstraintsInterface::kDAEchoCancellation, true);
     50   constraints.AddOptional(MediaConstraintsInterface::kAutoGainControl, true);
     51   constraints.AddOptional(
     52       MediaConstraintsInterface::kExperimentalAutoGainControl, true);
     53   constraints.AddMandatory(MediaConstraintsInterface::kNoiseSuppression, false);
     54   constraints.AddOptional(MediaConstraintsInterface::kHighpassFilter, true);
     55   constraints.AddOptional(MediaConstraintsInterface::kAecDump, true);
     56 
     57   rtc::scoped_refptr<LocalAudioSource> source =
     58       LocalAudioSource::Create(PeerConnectionFactoryInterface::Options(),
     59                                &constraints);
     60 
     61   EXPECT_EQ(rtc::Optional<bool>(false), source->options().echo_cancellation);
     62   EXPECT_EQ(rtc::Optional<bool>(true), source->options().extended_filter_aec);
     63   EXPECT_EQ(rtc::Optional<bool>(true), source->options().delay_agnostic_aec);
     64   EXPECT_EQ(rtc::Optional<bool>(true), source->options().auto_gain_control);
     65   EXPECT_EQ(rtc::Optional<bool>(true), source->options().experimental_agc);
     66   EXPECT_EQ(rtc::Optional<bool>(false), source->options().noise_suppression);
     67   EXPECT_EQ(rtc::Optional<bool>(true), source->options().highpass_filter);
     68   EXPECT_EQ(rtc::Optional<bool>(true), source->options().aec_dump);
     69 }
     70 
     71 TEST(LocalAudioSourceTest, OptionNotSet) {
     72   webrtc::FakeConstraints constraints;
     73   rtc::scoped_refptr<LocalAudioSource> source =
     74       LocalAudioSource::Create(PeerConnectionFactoryInterface::Options(),
     75                                &constraints);
     76   EXPECT_EQ(rtc::Optional<bool>(), source->options().highpass_filter);
     77 }
     78 
     79 TEST(LocalAudioSourceTest, MandatoryOverridesOptional) {
     80   webrtc::FakeConstraints constraints;
     81   constraints.AddMandatory(
     82       MediaConstraintsInterface::kGoogEchoCancellation, false);
     83   constraints.AddOptional(
     84       MediaConstraintsInterface::kGoogEchoCancellation, true);
     85 
     86   rtc::scoped_refptr<LocalAudioSource> source =
     87       LocalAudioSource::Create(PeerConnectionFactoryInterface::Options(),
     88                                &constraints);
     89 
     90   EXPECT_EQ(rtc::Optional<bool>(false), source->options().echo_cancellation);
     91 }
     92 
     93 TEST(LocalAudioSourceTest, InvalidOptional) {
     94   webrtc::FakeConstraints constraints;
     95   constraints.AddOptional(MediaConstraintsInterface::kHighpassFilter, false);
     96   constraints.AddOptional("invalidKey", false);
     97 
     98   rtc::scoped_refptr<LocalAudioSource> source =
     99       LocalAudioSource::Create(PeerConnectionFactoryInterface::Options(),
    100                                &constraints);
    101 
    102   EXPECT_EQ(MediaSourceInterface::kLive, source->state());
    103   EXPECT_EQ(rtc::Optional<bool>(false), source->options().highpass_filter);
    104 }
    105 
    106 TEST(LocalAudioSourceTest, InvalidMandatory) {
    107   webrtc::FakeConstraints constraints;
    108   constraints.AddMandatory(MediaConstraintsInterface::kHighpassFilter, false);
    109   constraints.AddMandatory("invalidKey", false);
    110 
    111   rtc::scoped_refptr<LocalAudioSource> source =
    112       LocalAudioSource::Create(PeerConnectionFactoryInterface::Options(),
    113                                &constraints);
    114 
    115   EXPECT_EQ(MediaSourceInterface::kLive, source->state());
    116   EXPECT_EQ(rtc::Optional<bool>(false), source->options().highpass_filter);
    117 }
    118