1 /*
2  *  Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #include "webrtc/voice_engine/include/voe_base.h"
12 
13 #include "testing/gtest/include/gtest/gtest.h"
14 #include "webrtc/modules/audio_processing/include/audio_processing.h"
15 #include "webrtc/voice_engine/channel_manager.h"
16 #include "webrtc/voice_engine/shared_data.h"
17 #include "webrtc/voice_engine/voice_engine_fixture.h"
18 #include "webrtc/voice_engine/voice_engine_impl.h"
19 
20 namespace webrtc {
21 
22 class VoEBaseTest : public VoiceEngineFixture {};
23 
TEST_F(VoEBaseTest,InitWithExternalAudioDeviceAndAudioProcessing)24 TEST_F(VoEBaseTest, InitWithExternalAudioDeviceAndAudioProcessing) {
25   AudioProcessing* audioproc = AudioProcessing::Create();
26   EXPECT_EQ(0, base_->Init(&adm_, audioproc));
27   EXPECT_EQ(audioproc, base_->audio_processing());
28   EXPECT_EQ(0, base_->LastError());
29 }
30 
TEST_F(VoEBaseTest,InitWithExternalAudioDevice)31 TEST_F(VoEBaseTest, InitWithExternalAudioDevice) {
32   EXPECT_EQ(nullptr, base_->audio_processing());
33   EXPECT_EQ(0, base_->Init(&adm_, nullptr));
34   EXPECT_NE(nullptr, base_->audio_processing());
35   EXPECT_EQ(0, base_->LastError());
36 }
37 
TEST_F(VoEBaseTest,CreateChannelBeforeInitShouldFail)38 TEST_F(VoEBaseTest, CreateChannelBeforeInitShouldFail) {
39   int channelID = base_->CreateChannel();
40   EXPECT_EQ(channelID, -1);
41 }
42 
TEST_F(VoEBaseTest,CreateChannelAfterInit)43 TEST_F(VoEBaseTest, CreateChannelAfterInit) {
44   EXPECT_EQ(0, base_->Init(&adm_, nullptr));
45   int channelID = base_->CreateChannel();
46   EXPECT_NE(channelID, -1);
47   EXPECT_EQ(0, base_->DeleteChannel(channelID));
48 }
49 
TEST_F(VoEBaseTest,AssociateSendChannel)50 TEST_F(VoEBaseTest, AssociateSendChannel) {
51   AudioProcessing* audioproc = AudioProcessing::Create();
52   EXPECT_EQ(0, base_->Init(&adm_, audioproc));
53 
54   const int channel_1 = base_->CreateChannel();
55 
56   // Associating with a channel that does not exist should fail.
57   EXPECT_EQ(-1, base_->AssociateSendChannel(channel_1, channel_1 + 1));
58 
59   const int channel_2 = base_->CreateChannel();
60 
61   // Let the two channels associate with each other. This is not a normal use
62   // case. Actually, circular association should be avoided in practice. This
63   // is just to test that no crash is caused.
64   EXPECT_EQ(0, base_->AssociateSendChannel(channel_1, channel_2));
65   EXPECT_EQ(0, base_->AssociateSendChannel(channel_2, channel_1));
66 
67   voe::SharedData* shared_data = static_cast<voe::SharedData*>(
68       static_cast<VoiceEngineImpl*>(voe_));
69   voe::ChannelOwner reference = shared_data->channel_manager()
70       .GetChannel(channel_1);
71   EXPECT_EQ(0, base_->DeleteChannel(channel_1));
72   // Make sure that the only use of the channel-to-delete is |reference|
73   // at this point.
74   EXPECT_EQ(1, reference.use_count());
75 
76   reference = shared_data->channel_manager().GetChannel(channel_2);
77   EXPECT_EQ(0, base_->DeleteChannel(channel_2));
78   EXPECT_EQ(1, reference.use_count());
79 }
80 
TEST_F(VoEBaseTest,GetVersion)81 TEST_F(VoEBaseTest, GetVersion) {
82   char v1[1024] = {75};
83   base_->GetVersion(v1);
84   std::string v2 = VoiceEngine::GetVersionString() + "\n";
85   EXPECT_EQ(v2, v1);
86 }
87 }  // namespace webrtc
88