1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/*
* 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 "audio/channel_receive_frame_transformer_delegate.h"
#include <memory>
#include <utility>
#include "rtc_base/ref_counted_object.h"
#include "test/gmock.h"
#include "test/gtest.h"
#include "test/mock_frame_transformer.h"
#include "test/mock_transformable_frame.h"
namespace webrtc {
namespace {
using ::testing::NiceMock;
using ::testing::SaveArg;
class MockChannelReceive {
public:
MOCK_METHOD(void,
ReceiveFrame,
(rtc::ArrayView<const uint8_t> packet, const RTPHeader& header));
ChannelReceiveFrameTransformerDelegate::ReceiveFrameCallback callback() {
return [this](rtc::ArrayView<const uint8_t> packet,
const RTPHeader& header) { ReceiveFrame(packet, header); };
}
};
// Test that the delegate registers itself with the frame transformer on Init().
TEST(ChannelReceiveFrameTransformerDelegateTest,
RegisterTransformedFrameCallbackOnInit) {
rtc::scoped_refptr<MockFrameTransformer> mock_frame_transformer =
rtc::make_ref_counted<MockFrameTransformer>();
rtc::scoped_refptr<ChannelReceiveFrameTransformerDelegate> delegate =
rtc::make_ref_counted<ChannelReceiveFrameTransformerDelegate>(
ChannelReceiveFrameTransformerDelegate::ReceiveFrameCallback(),
mock_frame_transformer, nullptr);
EXPECT_CALL(*mock_frame_transformer, RegisterTransformedFrameCallback);
delegate->Init();
}
// Test that the delegate unregisters itself from the frame transformer on
// Reset().
TEST(ChannelReceiveFrameTransformerDelegateTest,
UnregisterTransformedFrameCallbackOnReset) {
rtc::scoped_refptr<MockFrameTransformer> mock_frame_transformer =
rtc::make_ref_counted<MockFrameTransformer>();
rtc::scoped_refptr<ChannelReceiveFrameTransformerDelegate> delegate =
rtc::make_ref_counted<ChannelReceiveFrameTransformerDelegate>(
ChannelReceiveFrameTransformerDelegate::ReceiveFrameCallback(),
mock_frame_transformer, nullptr);
EXPECT_CALL(*mock_frame_transformer, UnregisterTransformedFrameCallback);
delegate->Reset();
}
// Test that when the delegate receives a transformed frame from the frame
// transformer, it passes it to the channel using the ReceiveFrameCallback.
TEST(ChannelReceiveFrameTransformerDelegateTest,
TransformRunsChannelReceiveCallback) {
rtc::scoped_refptr<MockFrameTransformer> mock_frame_transformer =
rtc::make_ref_counted<NiceMock<MockFrameTransformer>>();
MockChannelReceive mock_channel;
rtc::scoped_refptr<ChannelReceiveFrameTransformerDelegate> delegate =
rtc::make_ref_counted<ChannelReceiveFrameTransformerDelegate>(
mock_channel.callback(), mock_frame_transformer,
rtc::Thread::Current());
rtc::scoped_refptr<TransformedFrameCallback> callback;
EXPECT_CALL(*mock_frame_transformer, RegisterTransformedFrameCallback)
.WillOnce(SaveArg<0>(&callback));
delegate->Init();
ASSERT_TRUE(callback);
const uint8_t data[] = {1, 2, 3, 4};
rtc::ArrayView<const uint8_t> packet(data, sizeof(data));
RTPHeader header;
EXPECT_CALL(mock_channel, ReceiveFrame);
ON_CALL(*mock_frame_transformer, Transform)
.WillByDefault(
[&callback](std::unique_ptr<TransformableFrameInterface> frame) {
callback->OnTransformedFrame(std::move(frame));
});
delegate->Transform(packet, header, 1111 /*ssrc*/);
rtc::ThreadManager::ProcessAllMessageQueuesForTesting();
}
// Test that if the delegate receives a transformed frame after it has been
// reset, it does not run the ReceiveFrameCallback, as the channel is destroyed
// after resetting the delegate.
TEST(ChannelReceiveFrameTransformerDelegateTest,
OnTransformedDoesNotRunChannelReceiveCallbackAfterReset) {
rtc::scoped_refptr<MockFrameTransformer> mock_frame_transformer =
rtc::make_ref_counted<testing::NiceMock<MockFrameTransformer>>();
MockChannelReceive mock_channel;
rtc::scoped_refptr<ChannelReceiveFrameTransformerDelegate> delegate =
rtc::make_ref_counted<ChannelReceiveFrameTransformerDelegate>(
mock_channel.callback(), mock_frame_transformer,
rtc::Thread::Current());
delegate->Reset();
EXPECT_CALL(mock_channel, ReceiveFrame).Times(0);
delegate->OnTransformedFrame(std::make_unique<MockTransformableFrame>());
rtc::ThreadManager::ProcessAllMessageQueuesForTesting();
}
} // namespace
} // namespace webrtc
|
