media/midi/usb_midi_output_stream_unittest.cc

   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 namespace midi {
  17
  18 namespace {
  19
  20 template<typename T, size_t N>
  21 std::vector<T> ToVector(const T((&array)[N])) {
  22   return std::vector<T>(array, array + N);
  23 }
  24
  25 class MockUsbMidiDevice : public UsbMidiDevice {
  26  public:
  27   MockUsbMidiDevice() {}
  28   ~MockUsbMidiDevice() override {}
  29
  30   std::vector<uint8> GetDescriptors() override { return std::vector<uint8>(); }
  31   std::string GetManufacturer() override { return std::string(); }
  32   std::string GetProductName() override { return std::string(); }
  33   std::string GetDeviceVersion() override { return std::string(); }
  34
  35   void Send(int endpoint_number, const std::vector<uint8>& data) override {
  36     for (size_t i = 0; i < data.size(); ++i) {
  37       log_ += base::StringPrintf("0x%02x ", data[i]);
  38     }
  39     log_ += base::StringPrintf("(endpoint = %d)\n", endpoint_number);
  40   }
  41
  42   const std::string& log() const { return log_; }
  43
  44   void ClearLog() { log_ = ""; }
  45
  46  private:
  47   std::string log_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(MockUsbMidiDevice);
  50 };
  51
  52 class UsbMidiOutputStreamTest : public ::testing::Test {
  53  protected:
  54   UsbMidiOutputStreamTest() {
  55     UsbMidiJack jack(&device_, 1, 2, 4);
  56     stream_.reset(new UsbMidiOutputStream(jack));
  57   }
  58
  59   MockUsbMidiDevice device_;
  60   scoped_ptr<UsbMidiOutputStream> stream_;
  61
  62  private:
  63   DISALLOW_COPY_AND_ASSIGN(UsbMidiOutputStreamTest);
  64 };
  65
  66 TEST_F(UsbMidiOutputStreamTest, SendEmpty) {
  67   stream_->Send(std::vector<uint8>());
  68
  69   EXPECT_EQ("", device_.log());
  70 }
  71
  72 TEST_F(UsbMidiOutputStreamTest, SendNoteOn) {
  73   uint8 data[] = { 0x90, 0x45, 0x7f};
  74
  75   stream_->Send(ToVector(data));
  76   EXPECT_EQ("0x29 0x90 0x45 0x7f (endpoint = 4)\n", device_.log());
  77 }
  78
  79 TEST_F(UsbMidiOutputStreamTest, SendNoteOnPending) {
  80   stream_->Send(std::vector<uint8>(1, 0x90));
  81   stream_->Send(std::vector<uint8>(1, 0x45));
  82   EXPECT_EQ("", device_.log());
  83
  84   stream_->Send(std::vector<uint8>(1, 0x7f));
  85   EXPECT_EQ("0x29 0x90 0x45 0x7f (endpoint = 4)\n", device_.log());
  86   device_.ClearLog();
  87
  88   stream_->Send(std::vector<uint8>(1, 0x90));
  89   stream_->Send(std::vector<uint8>(1, 0x45));
  90   EXPECT_EQ("", device_.log());
  91 }
  92
  93 TEST_F(UsbMidiOutputStreamTest, SendNoteOnBurst) {
  94   uint8 data1[] = { 0x90, };
  95   uint8 data2[] = { 0x45, 0x7f, 0x90, 0x45, 0x71, 0x90, 0x45, 0x72, 0x90, };
  96
  97   stream_->Send(ToVector(data1));
  98   stream_->Send(ToVector(data2));
  99   EXPECT_EQ("0x29 0x90 0x45 0x7f "
 100             "0x29 0x90 0x45 0x71 "
 101             "0x29 0x90 0x45 0x72 (endpoint = 4)\n", device_.log());
 102 }
 103
 104 TEST_F(UsbMidiOutputStreamTest, SendNoteOff) {
 105   uint8 data[] = { 0x80, 0x33, 0x44, };
 106
 107   stream_->Send(ToVector(data));
 108   EXPECT_EQ("0x28 0x80 0x33 0x44 (endpoint = 4)\n", device_.log());
 109 }
 110
 111 TEST_F(UsbMidiOutputStreamTest, SendPolyphonicKeyPress) {
 112   uint8 data[] = { 0xa0, 0x33, 0x44, };
 113
 114   stream_->Send(ToVector(data));
 115   EXPECT_EQ("0x2a 0xa0 0x33 0x44 (endpoint = 4)\n", device_.log());
 116 }
 117
 118 TEST_F(UsbMidiOutputStreamTest, SendControlChange) {
 119   uint8 data[] = { 0xb7, 0x33, 0x44, };
 120
 121   stream_->Send(ToVector(data));
 122   EXPECT_EQ("0x2b 0xb7 0x33 0x44 (endpoint = 4)\n", device_.log());
 123 }
 124
 125 TEST_F(UsbMidiOutputStreamTest, SendProgramChange) {
 126   uint8 data[] = { 0xc2, 0x33, };
 127
 128   stream_->Send(ToVector(data));
 129   EXPECT_EQ("0x2c 0xc2 0x33 0x00 (endpoint = 4)\n", device_.log());
 130 }
 131
 132 TEST_F(UsbMidiOutputStreamTest, SendChannelPressure) {
 133   uint8 data[] = { 0xd1, 0x33, 0x44, };
 134
 135   stream_->Send(ToVector(data));
 136   EXPECT_EQ("0x2d 0xd1 0x33 0x44 (endpoint = 4)\n", device_.log());
 137 }
 138
 139 TEST_F(UsbMidiOutputStreamTest, SendPitchWheelChange) {
 140   uint8 data[] = { 0xe4, 0x33, 0x44, };
 141
 142   stream_->Send(ToVector(data));
 143   EXPECT_EQ("0x2e 0xe4 0x33 0x44 (endpoint = 4)\n", device_.log());
 144 }
 145
 146 TEST_F(UsbMidiOutputStreamTest, SendTwoByteSysEx) {
 147   uint8 data[] = { 0xf0, 0xf7, };
 148
 149   stream_->Send(ToVector(data));
 150   EXPECT_EQ("0x26 0xf0 0xf7 0x00 (endpoint = 4)\n", device_.log());
 151 }
 152
 153 TEST_F(UsbMidiOutputStreamTest, SendThreeByteSysEx) {
 154   uint8 data[] = { 0xf0, 0x4f, 0xf7, };
 155
 156   stream_->Send(ToVector(data));
 157   EXPECT_EQ("0x27 0xf0 0x4f 0xf7 (endpoint = 4)\n", device_.log());
 158 }
 159
 160 TEST_F(UsbMidiOutputStreamTest, SendFourByteSysEx) {
 161   uint8 data[] = { 0xf0, 0x00, 0x01, 0xf7, };
 162
 163   stream_->Send(ToVector(data));
 164   EXPECT_EQ("0x24 0xf0 0x00 0x01 "
 165             "0x25 0xf7 0x00 0x00 (endpoint = 4)\n", device_.log());
 166 }
 167
 168 TEST_F(UsbMidiOutputStreamTest, SendFiveByteSysEx) {
 169   uint8 data[] = { 0xf0, 0x00, 0x01, 0x02, 0xf7, };
 170
 171   stream_->Send(ToVector(data));
 172   EXPECT_EQ("0x24 0xf0 0x00 0x01 "
 173             "0x26 0x02 0xf7 0x00 (endpoint = 4)\n", device_.log());
 174 }
 175
 176 TEST_F(UsbMidiOutputStreamTest, SendSixByteSysEx) {
 177   uint8 data[] = { 0xf0, 0x00, 0x01, 0x02, 0x03, 0xf7, };
 178
 179   stream_->Send(ToVector(data));
 180   EXPECT_EQ("0x24 0xf0 0x00 0x01 "
 181             "0x27 0x02 0x03 0xf7 (endpoint = 4)\n", device_.log());
 182 }
 183
 184 TEST_F(UsbMidiOutputStreamTest, SendPendingSysEx) {
 185   uint8 data1[] = { 0xf0, 0x33, };
 186   uint8 data2[] = { 0x44, 0x55, 0x66, };
 187   uint8 data3[] = { 0x77, 0x88, 0x99, 0xf7, };
 188
 189   stream_->Send(ToVector(data1));
 190   EXPECT_EQ("", device_.log());
 191
 192   stream_->Send(ToVector(data2));
 193   EXPECT_EQ("0x24 0xf0 0x33 0x44 (endpoint = 4)\n", device_.log());
 194   device_.ClearLog();
 195
 196   stream_->Send(ToVector(data3));
 197   EXPECT_EQ("0x24 0x55 0x66 0x77 0x27 0x88 0x99 0xf7 (endpoint = 4)\n",
 198             device_.log());
 199 }
 200
 201 TEST_F(UsbMidiOutputStreamTest, SendNoteOnAfterSysEx) {
 202   uint8 data[] = { 0xf0, 0x00, 0x01, 0x02, 0x03, 0xf7, 0x90, 0x44, 0x33, };
 203
 204   stream_->Send(ToVector(data));
 205   EXPECT_EQ("0x24 0xf0 0x00 0x01 "
 206             "0x27 0x02 0x03 0xf7 "
 207             "0x29 0x90 0x44 0x33 (endpoint = 4)\n", device_.log());
 208 }
 209
 210 TEST_F(UsbMidiOutputStreamTest, SendTimeCodeQuarterFrame) {
 211   uint8 data[] = { 0xf1, 0x22, };
 212
 213   stream_->Send(ToVector(data));
 214   EXPECT_EQ("0x22 0xf1 0x22 0x00 (endpoint = 4)\n", device_.log());
 215 }
 216
 217 TEST_F(UsbMidiOutputStreamTest, SendSongPositionPointer) {
 218   uint8 data[] = { 0xf2, 0x22, 0x33, };
 219
 220   stream_->Send(ToVector(data));
 221   EXPECT_EQ("0x23 0xf2 0x22 0x33 (endpoint = 4)\n", device_.log());
 222 }
 223
 224 TEST_F(UsbMidiOutputStreamTest, SendSongSelect) {
 225   uint8 data[] = { 0xf3, 0x22, };
 226
 227   stream_->Send(ToVector(data));
 228   EXPECT_EQ("0x22 0xf3 0x22 0x00 (endpoint = 4)\n", device_.log());
 229 }
 230
 231 TEST_F(UsbMidiOutputStreamTest, TuneRequest) {
 232   uint8 data[] = { 0xf6, };
 233
 234   stream_->Send(ToVector(data));
 235   EXPECT_EQ("0x25 0xf6 0x00 0x00 (endpoint = 4)\n", device_.log());
 236 }
 237
 238 TEST_F(UsbMidiOutputStreamTest, SendSongPositionPointerPending) {
 239   uint8 data1[] = { 0xf2, 0x22, };
 240   uint8 data2[] = { 0x33, };
 241
 242   stream_->Send(ToVector(data1));
 243   EXPECT_EQ("", device_.log());
 244
 245   stream_->Send(ToVector(data2));
 246   EXPECT_EQ("0x23 0xf2 0x22 0x33 (endpoint = 4)\n", device_.log());
 247 }
 248
 249 TEST_F(UsbMidiOutputStreamTest, SendRealTimeMessages) {
 250   uint8 data[] = { 0xf8, 0xfa, 0xfb, 0xfc, 0xfe, 0xff, };
 251
 252   stream_->Send(ToVector(data));
 253   EXPECT_EQ("0x25 0xf8 0x00 0x00 "
 254             "0x25 0xfa 0x00 0x00 "
 255             "0x25 0xfb 0x00 0x00 "
 256             "0x25 0xfc 0x00 0x00 "
 257             "0x25 0xfe 0x00 0x00 "
 258             "0x25 0xff 0x00 0x00 (endpoint = 4)\n", device_.log());
 259 }
 260
 261 TEST_F(UsbMidiOutputStreamTest, SendRealTimeInSysExMessage) {
 262   uint8 data[] = {
 263     0xf0, 0x00, 0x01, 0x02,
 264     0xf8, 0xfa,
 265     0x03, 0xf7,
 266   };
 267
 268   stream_->Send(ToVector(data));
 269   EXPECT_EQ("0x24 0xf0 0x00 0x01 "
 270             "0x25 0xf8 0x00 0x00 "
 271             "0x25 0xfa 0x00 0x00 "
 272             "0x27 0x02 0x03 0xf7 (endpoint = 4)\n", device_.log());
 273 }
 274
 275 }  // namespace
 276
 277 }  // namespace midi
 278 }  // namespace media