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
  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