1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "media/midi/usb_midi_output_stream.h"
6
7 #include <string>
8 #include <vector>
9
10 #include "base/memory/scoped_ptr.h"
11 #include "base/strings/stringprintf.h"
12 #include "media/midi/usb_midi_device.h"
13 #include "testing/gtest/include/gtest/gtest.h"
14
15 namespace media {
16
17 namespace {
18
19 template<typename T, size_t N>
20 std::vector<T> ToVector(const T((&array)[N])) {
21 return std::vector<T>(array, array + N);
22 }
23
24 class MockUsbMidiDevice : public UsbMidiDevice {
25 public:
MockUsbMidiDevice()26 MockUsbMidiDevice() {}
~MockUsbMidiDevice()27 virtual ~MockUsbMidiDevice() {}
28
GetDescriptor()29 virtual std::vector<uint8> GetDescriptor() OVERRIDE {
30 return std::vector<uint8>();
31 }
32
Send(int endpoint_number,const std::vector<uint8> & data)33 virtual void Send(int endpoint_number, const std::vector<uint8>& data)
34 OVERRIDE {
35 for (size_t i = 0; i < data.size(); ++i) {
36 log_ += base::StringPrintf("0x%02x ", data[i]);
37 }
38 log_ += base::StringPrintf("(endpoint = %d)\n", endpoint_number);
39 }
40
log() const41 const std::string& log() const { return log_; }
42
ClearLog()43 void ClearLog() { log_ = ""; }
44
45 private:
46 std::string log_;
47
48 DISALLOW_COPY_AND_ASSIGN(MockUsbMidiDevice);
49 };
50
51 class UsbMidiOutputStreamTest : public ::testing::Test {
52 protected:
UsbMidiOutputStreamTest()53 UsbMidiOutputStreamTest() {
54 UsbMidiJack jack(&device_, 1, 2, 4);
55 stream_.reset(new UsbMidiOutputStream(jack));
56 }
57
58 MockUsbMidiDevice device_;
59 scoped_ptr<UsbMidiOutputStream> stream_;
60
61 private:
62 DISALLOW_COPY_AND_ASSIGN(UsbMidiOutputStreamTest);
63 };
64
TEST_F(UsbMidiOutputStreamTest,SendEmpty)65 TEST_F(UsbMidiOutputStreamTest, SendEmpty) {
66 stream_->Send(std::vector<uint8>());
67
68 EXPECT_EQ("", device_.log());
69 }
70
TEST_F(UsbMidiOutputStreamTest,SendNoteOn)71 TEST_F(UsbMidiOutputStreamTest, SendNoteOn) {
72 uint8 data[] = { 0x90, 0x45, 0x7f};
73
74 stream_->Send(ToVector(data));
75 EXPECT_EQ("0x29 0x90 0x45 0x7f (endpoint = 4)\n", device_.log());
76 }
77
TEST_F(UsbMidiOutputStreamTest,SendNoteOnPending)78 TEST_F(UsbMidiOutputStreamTest, SendNoteOnPending) {
79 stream_->Send(std::vector<uint8>(1, 0x90));
80 stream_->Send(std::vector<uint8>(1, 0x45));
81 EXPECT_EQ("", device_.log());
82
83 stream_->Send(std::vector<uint8>(1, 0x7f));
84 EXPECT_EQ("0x29 0x90 0x45 0x7f (endpoint = 4)\n", device_.log());
85 device_.ClearLog();
86
87 stream_->Send(std::vector<uint8>(1, 0x90));
88 stream_->Send(std::vector<uint8>(1, 0x45));
89 EXPECT_EQ("", device_.log());
90 }
91
TEST_F(UsbMidiOutputStreamTest,SendNoteOnBurst)92 TEST_F(UsbMidiOutputStreamTest, SendNoteOnBurst) {
93 uint8 data1[] = { 0x90, };
94 uint8 data2[] = { 0x45, 0x7f, 0x90, 0x45, 0x71, 0x90, 0x45, 0x72, 0x90, };
95
96 stream_->Send(ToVector(data1));
97 stream_->Send(ToVector(data2));
98 EXPECT_EQ("0x29 0x90 0x45 0x7f "
99 "0x29 0x90 0x45 0x71 "
100 "0x29 0x90 0x45 0x72 (endpoint = 4)\n", device_.log());
101 }
102
TEST_F(UsbMidiOutputStreamTest,SendNoteOff)103 TEST_F(UsbMidiOutputStreamTest, SendNoteOff) {
104 uint8 data[] = { 0x80, 0x33, 0x44, };
105
106 stream_->Send(ToVector(data));
107 EXPECT_EQ("0x28 0x80 0x33 0x44 (endpoint = 4)\n", device_.log());
108 }
109
TEST_F(UsbMidiOutputStreamTest,SendPolyphonicKeyPress)110 TEST_F(UsbMidiOutputStreamTest, SendPolyphonicKeyPress) {
111 uint8 data[] = { 0xa0, 0x33, 0x44, };
112
113 stream_->Send(ToVector(data));
114 EXPECT_EQ("0x2a 0xa0 0x33 0x44 (endpoint = 4)\n", device_.log());
115 }
116
TEST_F(UsbMidiOutputStreamTest,SendControlChange)117 TEST_F(UsbMidiOutputStreamTest, SendControlChange) {
118 uint8 data[] = { 0xb7, 0x33, 0x44, };
119
120 stream_->Send(ToVector(data));
121 EXPECT_EQ("0x2b 0xb7 0x33 0x44 (endpoint = 4)\n", device_.log());
122 }
123
TEST_F(UsbMidiOutputStreamTest,SendProgramChange)124 TEST_F(UsbMidiOutputStreamTest, SendProgramChange) {
125 uint8 data[] = { 0xc2, 0x33, };
126
127 stream_->Send(ToVector(data));
128 EXPECT_EQ("0x2c 0xc2 0x33 0x00 (endpoint = 4)\n", device_.log());
129 }
130
TEST_F(UsbMidiOutputStreamTest,SendChannelPressure)131 TEST_F(UsbMidiOutputStreamTest, SendChannelPressure) {
132 uint8 data[] = { 0xd1, 0x33, 0x44, };
133
134 stream_->Send(ToVector(data));
135 EXPECT_EQ("0x2d 0xd1 0x33 0x44 (endpoint = 4)\n", device_.log());
136 }
137
TEST_F(UsbMidiOutputStreamTest,SendPitchWheelChange)138 TEST_F(UsbMidiOutputStreamTest, SendPitchWheelChange) {
139 uint8 data[] = { 0xe4, 0x33, 0x44, };
140
141 stream_->Send(ToVector(data));
142 EXPECT_EQ("0x2e 0xe4 0x33 0x44 (endpoint = 4)\n", device_.log());
143 }
144
TEST_F(UsbMidiOutputStreamTest,SendTwoByteSysEx)145 TEST_F(UsbMidiOutputStreamTest, SendTwoByteSysEx) {
146 uint8 data[] = { 0xf0, 0xf7, };
147
148 stream_->Send(ToVector(data));
149 EXPECT_EQ("0x26 0xf0 0xf7 0x00 (endpoint = 4)\n", device_.log());
150 }
151
TEST_F(UsbMidiOutputStreamTest,SendThreeByteSysEx)152 TEST_F(UsbMidiOutputStreamTest, SendThreeByteSysEx) {
153 uint8 data[] = { 0xf0, 0x4f, 0xf7, };
154
155 stream_->Send(ToVector(data));
156 EXPECT_EQ("0x27 0xf0 0x4f 0xf7 (endpoint = 4)\n", device_.log());
157 }
158
TEST_F(UsbMidiOutputStreamTest,SendFourByteSysEx)159 TEST_F(UsbMidiOutputStreamTest, SendFourByteSysEx) {
160 uint8 data[] = { 0xf0, 0x00, 0x01, 0xf7, };
161
162 stream_->Send(ToVector(data));
163 EXPECT_EQ("0x24 0xf0 0x00 0x01 "
164 "0x25 0xf7 0x00 0x00 (endpoint = 4)\n", device_.log());
165 }
166
TEST_F(UsbMidiOutputStreamTest,SendFiveByteSysEx)167 TEST_F(UsbMidiOutputStreamTest, SendFiveByteSysEx) {
168 uint8 data[] = { 0xf0, 0x00, 0x01, 0x02, 0xf7, };
169
170 stream_->Send(ToVector(data));
171 EXPECT_EQ("0x24 0xf0 0x00 0x01 "
172 "0x26 0x02 0xf7 0x00 (endpoint = 4)\n", device_.log());
173 }
174
TEST_F(UsbMidiOutputStreamTest,SendSixByteSysEx)175 TEST_F(UsbMidiOutputStreamTest, SendSixByteSysEx) {
176 uint8 data[] = { 0xf0, 0x00, 0x01, 0x02, 0x03, 0xf7, };
177
178 stream_->Send(ToVector(data));
179 EXPECT_EQ("0x24 0xf0 0x00 0x01 "
180 "0x27 0x02 0x03 0xf7 (endpoint = 4)\n", device_.log());
181 }
182
TEST_F(UsbMidiOutputStreamTest,SendPendingSysEx)183 TEST_F(UsbMidiOutputStreamTest, SendPendingSysEx) {
184 uint8 data1[] = { 0xf0, 0x33, };
185 uint8 data2[] = { 0x44, 0x55, 0x66, };
186 uint8 data3[] = { 0x77, 0x88, 0x99, 0xf7, };
187
188 stream_->Send(ToVector(data1));
189 EXPECT_EQ("", device_.log());
190
191 stream_->Send(ToVector(data2));
192 EXPECT_EQ("0x24 0xf0 0x33 0x44 (endpoint = 4)\n", device_.log());
193 device_.ClearLog();
194
195 stream_->Send(ToVector(data3));
196 EXPECT_EQ("0x24 0x55 0x66 0x77 0x27 0x88 0x99 0xf7 (endpoint = 4)\n",
197 device_.log());
198 }
199
TEST_F(UsbMidiOutputStreamTest,SendNoteOnAfterSysEx)200 TEST_F(UsbMidiOutputStreamTest, SendNoteOnAfterSysEx) {
201 uint8 data[] = { 0xf0, 0x00, 0x01, 0x02, 0x03, 0xf7, 0x90, 0x44, 0x33, };
202
203 stream_->Send(ToVector(data));
204 EXPECT_EQ("0x24 0xf0 0x00 0x01 "
205 "0x27 0x02 0x03 0xf7 "
206 "0x29 0x90 0x44 0x33 (endpoint = 4)\n", device_.log());
207 }
208
TEST_F(UsbMidiOutputStreamTest,SendTimeCodeQuarterFrame)209 TEST_F(UsbMidiOutputStreamTest, SendTimeCodeQuarterFrame) {
210 uint8 data[] = { 0xf1, 0x22, };
211
212 stream_->Send(ToVector(data));
213 EXPECT_EQ("0x22 0xf1 0x22 0x00 (endpoint = 4)\n", device_.log());
214 }
215
TEST_F(UsbMidiOutputStreamTest,SendSongPositionPointer)216 TEST_F(UsbMidiOutputStreamTest, SendSongPositionPointer) {
217 uint8 data[] = { 0xf2, 0x22, 0x33, };
218
219 stream_->Send(ToVector(data));
220 EXPECT_EQ("0x23 0xf2 0x22 0x33 (endpoint = 4)\n", device_.log());
221 }
222
TEST_F(UsbMidiOutputStreamTest,SendSongSelect)223 TEST_F(UsbMidiOutputStreamTest, SendSongSelect) {
224 uint8 data[] = { 0xf3, 0x22, };
225
226 stream_->Send(ToVector(data));
227 EXPECT_EQ("0x22 0xf3 0x22 0x00 (endpoint = 4)\n", device_.log());
228 }
229
TEST_F(UsbMidiOutputStreamTest,TuneRequest)230 TEST_F(UsbMidiOutputStreamTest, TuneRequest) {
231 uint8 data[] = { 0xf6, };
232
233 stream_->Send(ToVector(data));
234 EXPECT_EQ("0x25 0xf6 0x00 0x00 (endpoint = 4)\n", device_.log());
235 }
236
TEST_F(UsbMidiOutputStreamTest,SendSongPositionPointerPending)237 TEST_F(UsbMidiOutputStreamTest, SendSongPositionPointerPending) {
238 uint8 data1[] = { 0xf2, 0x22, };
239 uint8 data2[] = { 0x33, };
240
241 stream_->Send(ToVector(data1));
242 EXPECT_EQ("", device_.log());
243
244 stream_->Send(ToVector(data2));
245 EXPECT_EQ("0x23 0xf2 0x22 0x33 (endpoint = 4)\n", device_.log());
246 }
247
TEST_F(UsbMidiOutputStreamTest,SendRealTimeMessages)248 TEST_F(UsbMidiOutputStreamTest, SendRealTimeMessages) {
249 uint8 data[] = { 0xf8, 0xfa, 0xfb, 0xfc, 0xfe, 0xff, };
250
251 stream_->Send(ToVector(data));
252 EXPECT_EQ("0x25 0xf8 0x00 0x00 "
253 "0x25 0xfa 0x00 0x00 "
254 "0x25 0xfb 0x00 0x00 "
255 "0x25 0xfc 0x00 0x00 "
256 "0x25 0xfe 0x00 0x00 "
257 "0x25 0xff 0x00 0x00 (endpoint = 4)\n", device_.log());
258 }
259
TEST_F(UsbMidiOutputStreamTest,SendRealTimeInSysExMessage)260 TEST_F(UsbMidiOutputStreamTest, SendRealTimeInSysExMessage) {
261 uint8 data[] = {
262 0xf0, 0x00, 0x01, 0x02,
263 0xf8, 0xfa,
264 0x03, 0xf7,
265 };
266
267 stream_->Send(ToVector(data));
268 EXPECT_EQ("0x24 0xf0 0x00 0x01 "
269 "0x25 0xf8 0x00 0x00 "
270 "0x25 0xfa 0x00 0x00 "
271 "0x27 0x02 0x03 0xf7 (endpoint = 4)\n", device_.log());
272 }
273
274 } // namespace
275
276 } // namespace media
277