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: 26 MockUsbMidiDevice() {} 27 virtual ~MockUsbMidiDevice() {} 28 29 virtual std::vector<uint8> GetDescriptor() OVERRIDE { 30 return std::vector<uint8>(); 31 } 32 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 41 const std::string& log() const { return log_; } 42 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: 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 65 TEST_F(UsbMidiOutputStreamTest, SendEmpty) { 66 stream_->Send(std::vector<uint8>()); 67 68 EXPECT_EQ("", device_.log()); 69 } 70 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 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 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 } 102 103 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 } 109 110 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 } 116 117 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 } 123 124 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 } 130 131 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 } 137 138 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 } 144 145 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 } 151 152 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 } 158 159 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 } 166 167 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 } 174 175 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 } 182 183 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 } 199 200 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 } 208 209 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 } 215 216 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 } 222 223 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 } 229 230 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 } 236 237 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 } 247 248 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 } 259 260 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
