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arduino_midi_library/test/unit-tests/tests/unit-tests_MidiInput.cpp

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#include "unit-tests.h"
#include "unit-tests_Settings.h"
#include <src/MIDI.h>
#include <test/mocks/test-mocks_SerialMock.h>
BEGIN_MIDI_NAMESPACE
END_MIDI_NAMESPACE
// -----------------------------------------------------------------------------
BEGIN_UNNAMED_NAMESPACE
using namespace testing;
USING_NAMESPACE_UNIT_TESTS
typedef test_mocks::SerialMock<32> SerialMock;
typedef midi::SerialMIDI<SerialMock> Transport;
typedef midi::MidiInterface<Transport> MidiInterface;
template<unsigned Size>
struct VariableSysExSettings : midi::DefaultSettings
{
static const unsigned SysExMaxSize = Size;
};
TEST(MidiInput, getTypeFromStatusByte)
{
// Channel Messages
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0x81), midi::NoteOff);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0x92), midi::NoteOn);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xa3), midi::AfterTouchPoly);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xb4), midi::ControlChange);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xc5), midi::ProgramChange);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xd6), midi::AfterTouchChannel);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xe7), midi::PitchBend);
// System Messages
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf0), midi::SystemExclusive);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf1), midi::TimeCodeQuarterFrame);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf2), midi::SongPosition);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf3), midi::SongSelect);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf6), midi::TuneRequest);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf8), midi::Clock);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xfa), midi::Start);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xfb), midi::Continue);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xfc), midi::Stop);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xfe), midi::ActiveSensing);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xff), midi::SystemReset);
// Invalid Messages
for (int i = 0; i < 0x80; ++i)
{
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(i), midi::InvalidType);
}
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf4), midi::InvalidType);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xf5), midi::InvalidType);
EXPECT_EQ(MidiInterface::getTypeFromStatusByte(0xfd), midi::InvalidType);
}
TEST(MidiInput, getChannelFromStatusByte)
{
EXPECT_EQ(MidiInterface::getChannelFromStatusByte(0x00), 1);
EXPECT_EQ(MidiInterface::getChannelFromStatusByte(0x80), 1);
EXPECT_EQ(MidiInterface::getChannelFromStatusByte(0x94), 5);
EXPECT_EQ(MidiInterface::getChannelFromStatusByte(0xaf), 16);
}
TEST(MidiInput, isChannelMessage)
{
EXPECT_EQ(MidiInterface::isChannelMessage(midi::InvalidType), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::NoteOff), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::NoteOn), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::AfterTouchPoly), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::ControlChange), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::ProgramChange), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::AfterTouchChannel), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::PitchBend), true);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::SystemExclusive), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::TimeCodeQuarterFrame), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::SongPosition), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::SongSelect), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::TuneRequest), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::Clock), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::Start), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::Continue), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::Stop), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::ActiveSensing), false);
EXPECT_EQ(MidiInterface::isChannelMessage(midi::SystemReset), false);
}
// --
TEST(MidiInput, begin)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
// Default channel
midi.begin();
EXPECT_EQ(serial.mBaudrate, 31250);
EXPECT_EQ(midi.getInputChannel(), 0);
// Specific channel
midi.begin(12);
EXPECT_EQ(serial.mBaudrate, 31250);
EXPECT_EQ(midi.getInputChannel(), 12);
}
TEST(MidiInput, initInputChannel)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
EXPECT_EQ(midi.getInputChannel(), 0);
midi.setInputChannel(12);
EXPECT_EQ(midi.getInputChannel(), 12);
}
TEST(MidiInput, initMessage)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
EXPECT_EQ(midi.getType(), midi::InvalidType);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.getSysExArrayLength(), unsigned(0));
EXPECT_EQ(midi.check(), false);
}
TEST(MidiInput, channelFiltering)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 3;
static const byte rxData[rxSize] = { 0x9b, 12, 34 };
midi.begin(4); // Mistmatching channel
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
}
TEST(MidiInput, noRxData)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
midi.begin();
EXPECT_EQ(midi.read(), false);
}
TEST(MidiInput, inputDisabled)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 3;
static const byte rxData[rxSize] = { 0x9b, 12, 34 };
midi.begin(MIDI_CHANNEL_OFF); // Invalid channel
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
}
TEST(MidiInput, multiByteParsing)
{
typedef VariableSettings<false, false> Settings;
typedef midi::MidiInterface<Transport, Settings> MultiByteMidiInterface;
SerialMock serial;
Transport transport(serial);
MultiByteMidiInterface midi(transport);
static const unsigned rxSize = 3;
static const byte rxData[rxSize] = { 0x9b, 12, 34 };
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), true);
}
TEST(MidiInput, noteOn)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 10;
static const byte rxData[rxSize] = {
0x9b, 12, 34,
0x9b, 56, 78,
12, 34, // Running status
56, 0 // NoteOn with null velocity interpreted as NoteOff
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
// First NoteOn
EXPECT_EQ(midi.getType(), midi::NoteOn);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOn);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 78);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOn);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOff);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, noteOff)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 8;
static const byte rxData[rxSize] = {
0x8b, 12, 34,
0x8b, 56, 78,
12, 34, // Running status
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
// First NoteOn
EXPECT_EQ(midi.getType(), midi::NoteOff);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOff);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 78);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOff);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
}
TEST(MidiInput, programChange)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 6;
static const byte rxData[rxSize] = {
0xc3, 12, 34,
0xc4, 56, 78
};
midi.begin(MIDI_CHANNEL_OMNI);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ProgramChange);
EXPECT_EQ(midi.getChannel(), 4);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ProgramChange);
EXPECT_EQ(midi.getChannel(), 4);
EXPECT_EQ(midi.getData1(), 34);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ProgramChange);
EXPECT_EQ(midi.getChannel(), 5);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ProgramChange);
EXPECT_EQ(midi.getChannel(), 5);
EXPECT_EQ(midi.getData1(), 78);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, controlChange)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 8;
static const byte rxData[rxSize] = {
0xbb, 12, 34,
0xbb, 56, 78,
12, 34
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
// First NoteOn
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 78);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
}
TEST(MidiInput, pitchBend)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 8;
static const byte rxData[rxSize] = {
0xeb, 12, 34,
0xeb, 56, 78,
12, 34
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
// First NoteOn
EXPECT_EQ(midi.getType(), midi::PitchBend);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::PitchBend);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 78);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::PitchBend);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
}
TEST(MidiInput, afterTouchPoly)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 8;
static const byte rxData[rxSize] = {
0xab, 12, 34,
0xab, 56, 78,
12, 34
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
// First NoteOn
EXPECT_EQ(midi.getType(), midi::AfterTouchPoly);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::AfterTouchPoly);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 78);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::AfterTouchPoly);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
}
TEST(MidiInput, afterTouchChannel)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 6;
static const byte rxData[rxSize] = {
0xd3, 12, 34,
0xd4, 56, 78
};
midi.begin(MIDI_CHANNEL_OMNI);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::AfterTouchChannel);
EXPECT_EQ(midi.getChannel(), 4);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::AfterTouchChannel);
EXPECT_EQ(midi.getChannel(), 4);
EXPECT_EQ(midi.getData1(), 34);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::AfterTouchChannel);
EXPECT_EQ(midi.getChannel(), 5);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::AfterTouchChannel);
EXPECT_EQ(midi.getChannel(), 5);
EXPECT_EQ(midi.getData1(), 78);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, sysExWithinBufferSize)
{
typedef VariableSysExSettings<1024> Settings;
typedef test_mocks::SerialMock<2048> LargerSerialMock;
typedef midi::SerialMIDI<LargerSerialMock> LargerTransport;
typedef midi::MidiInterface<LargerTransport, Settings> LargerMidiInterface;
LargerSerialMock serial;
LargerTransport transport(serial);
LargerMidiInterface midi(transport);
// Short Frame < 256
{
static const unsigned frameLength = 15;
static const byte frame[frameLength] = {
0xf0, 'H','e','l','l','o',',',' ','W','o','r','l','d','!', 0xf7
};
midi.begin();
serial.mRxBuffer.write(frame, frameLength);
for (unsigned i = 0; i < frameLength - 1; ++i)
{
EXPECT_EQ(midi.read(), false);
}
EXPECT_EQ(midi.read(), true); // 0xf7
EXPECT_EQ(midi.getSysExArrayLength(), frameLength);
const std::vector<byte> sysExData(midi.getSysExArray(),
midi.getSysExArray() + frameLength);
EXPECT_THAT(sysExData, ElementsAreArray(frame));
}
// Long Frame
{
static const unsigned frameLength = 957;
static const byte frame[frameLength] = {
0xf0,
'L','o','r','e','m',' ','i','p','s','u','m',' ','d','o','l','o','r',' ','s','i','t',' ','a','m','e','t',',',' ',
'c','o','n','s','e','c','t','e','t','u','r',' ','a','d','i','p','i','s','c','i','n','g',' ','e','l','i','t','.',' ','P','r','o','i','n',' ','m','a','x','i','m','u','s',' ','d','u','i',' ','a',' ','m','a','s','s','a',' ','m','a','x','i','m','u','s',',',' ',
'a',' ','v','e','s','t','i','b','u','l','u','m',' ','m','i',' ','v','e','n','e','n','a','t','i','s','.',' ','C','r','a','s',' ','s','i','t',' ','a','m','e','t',' ','e','x',' ','i','d',' ','v','e','l','i','t',' ','s','u','s','c','i','p','i','t',' ','p','h','a','r','e','t','r','a',' ','e','g','e','t', ' ','a',' ','t','u','r','p','i','s','.',' ','P','h','a','s','e','l','l','u','s',' ','i','n','t','e','r','d','u','m',' ','m','e','t','u','s',' ','a','c',' ','s','a','g','i','t','t','i','s',' ','c','u','r','s','u','s','.',' ','N','a','m',' ','q','u','i','s',' ','e','s','t',' ','a','t',' ','n','i','s', 'l',' ','u','l','l','a','m','c','o','r','p','e','r',' ','e','g','e','s','t','a','s',' ','p','u','l','v','i','n','a','r',' ','e','u',' ','e','r','a','t','.',' ','D','u','i','s',' ','a',' ','e','l','i','t',' ','d','i','g','n','i','s','s','i','m',',',' ',
'v','e','s','t','i','b','u','l','u','m',' ','e','r','o','s',' ','v','e','l',',',' ',
't','e','m','p','u','s',' ','n','i','s','l','.',' ','A','e','n','e','a','n',' ','t','u','r','p','i','s',' ','n','u','n','c',',',' ',
'c','u','r','s','u','s',' ','v','e','l',' ','l','a','c','i','n','i','a',' ','n','o','n',',',' ',
'p','h','a','r','e','t','r','a',' ','e','g','e','t',' ','s','a','p','i','e','n','.',' ','D','u','i','s',' ','c','o','n','d','i','m','e','n','t','u','m',',',' ',
'l','a','c','u','s',' ','a','t',' ','p','u','l','v','i','n','a','r',' ','t','e','m','p','o','r',',',' ',
'l','e','o',' ','l','i','b','e','r','o',' ','v','o','l','u','t','p','a','t',' ','n','i','s','l',',',' ',
'e','g','e','t',' ','p','o','r','t','t','i','t','o','r',' ','l','o','r','e','m',' ','m','i',' ','s','e','d',' ','m','a','g','n','a','.',' ','D','u','i','s',' ','d','i','c','t','u','m',',',' ',
'm','a','s','s','a',' ','v','e','l',' ','e','u','i','s','m','o','d',' ','i','n','t','e','r','d','u','m',',',' ',
'l','o','r','e','m',' ','m','i',' ','e','g','e','s','t','a','s',' ','e','l','i','t',',',' ',
'h','e','n','d','r','e','r','i','t',' ','t','i','n','c','i','d','u','n','t',' ','e','s','t',' ','a','r','c','u',' ','a',' ','l','i','b','e','r','o','.',' ','I','n','t','e','r','d','u','m',' ','e','t',' ','m','a','l','e','s','u','a','d','a',' ','f','a','m','e','s',' ','a','c',' ','a','n','t','e',' ', 'i','p','s','u','m',' ','p','r','i','m','i','s',' ','i','n',' ','f','a','u','c','i','b','u','s','.',' ','C','u','r','a','b','i','t','u','r',' ','v','e','h','i','c','u','l','a',' ','m','a','g','n','a',' ','l','i','b','e','r','o',',',' ',
'a','t',' ','r','h','o','n','c','u','s',' ','s','e','m',' ','o','r','n','a','r','e',' ','a','.',' ','I','n',' ','e','l','e','m','e','n','t','u','m',',',' ',
'e','l','i','t',' ','e','t',' ','c','o','n','g','u','e',' ','p','u','l','v','i','n','a','r',',',' ',
'm','a','s','s','a',' ','v','e','l','i','t',' ','c','o','m','m','o','d','o',' ','v','e','l','i','t',',',' ',
'n','o','n',' ','e','l','e','m','e','n','t','u','m',' ','p','u','r','u','s',' ','l','i','g','u','l','a',' ','e','g','e','t',' ','l','a','c','u','s','.',' ','D','o','n','e','c',' ','e','f','f','i','c','i','t','u','r',' ','n','i','s','i',' ','e','u',' ','u','l','t','r','i','c','e','s',' ','e','f','f', 'i','c','i','t','u','r','.',' ','D','o','n','e','c',' ','n','e','q','u','e',' ','d','u','i',',',' ',
'u','l','l','a','m','c','o','r','p','e','r',' ','i','d',' ','m','o','l','e','s','t','i','e',' ','q','u','i','s',',',' ',
'c','o','n','s','e','q','u','a','t',' ','s','i','t',' ','a','m','e','t',' ','l','i','g','u','l','a','.',
0xf7,
};
midi.begin();
serial.mRxBuffer.write(frame, frameLength);
for (unsigned i = 0; i < frameLength - 1; ++i)
{
EXPECT_EQ(midi.read(), false);
}
EXPECT_EQ(serial.mRxBuffer.getLength(), 1);
EXPECT_EQ(serial.mRxBuffer.peek(), 0xf7);
EXPECT_EQ(midi.read(), true);
}
}
TEST(MidiInput, sysExOverBufferSize)
{
typedef VariableSysExSettings<8> Settings;
typedef midi::MidiInterface<Transport, Settings> SmallMidiInterface;
SerialMock serial;
Transport transport(serial);
SmallMidiInterface midi(transport);
static const unsigned frameLength = 15;
static const byte frame[frameLength] = {
0xf0, 'H','e','l','l','o',',',' ','W','o','r','l','d','!', 0xf7
};
midi.begin();
serial.mRxBuffer.write(frame, frameLength);
EXPECT_EQ(midi.read(), false); // start sysex f0
EXPECT_EQ(midi.read(), false); // H
EXPECT_EQ(midi.read(), false); // e
EXPECT_EQ(midi.read(), false); // l
EXPECT_EQ(midi.read(), false); // l
EXPECT_EQ(midi.read(), false); // o
EXPECT_EQ(midi.read(), false); // , message send and buffer cleared.
EXPECT_EQ(midi.read(), false); // start sysex
EXPECT_EQ(midi.read(), false); // (space)
EXPECT_EQ(midi.read(), false); // W
EXPECT_EQ(midi.read(), false); // o
EXPECT_EQ(midi.read(), false); // r
EXPECT_EQ(midi.read(), false); // l
EXPECT_EQ(midi.read(), false); // d
EXPECT_EQ(midi.read(), true); // end sysex
}
TEST(MidiInput, mtcQuarterFrame)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 4;
static const byte rxData[rxSize] = {
0xf1, 12,
0xf1, 42
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::TimeCodeQuarterFrame);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::TimeCodeQuarterFrame);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 42);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, songPosition)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 6;
static const byte rxData[rxSize] = {
0xf2, 12, 34,
0xf2, 56, 78
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::SongPosition);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::SongPosition);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 56);
EXPECT_EQ(midi.getData2(), 78);
}
TEST(MidiInput, songSelect)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 4;
static const byte rxData[rxSize] = {
0xf3, 12,
0xf3, 42
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
// 1 byte parsing
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::SongSelect);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::SongSelect);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 42);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, tuneRequest)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 1;
static const byte rxData[rxSize] = {
0xf6
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::TuneRequest);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, realTime)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 8;
static const byte rxData[rxSize] = {
0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Clock);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Tick);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Start);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Continue);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Stop);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false); // 0xfd = undefined
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ActiveSensing);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::SystemReset);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
}
// --
TEST(MidiInput, interleavedRealTime)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
// Interleaved Clocks between NoteOn / Off messages (with running status)
{
static const unsigned rxSize = 13;
static const byte rxData[rxSize] = {
0x9b, 12, 0xf8, 34,
12, 0,
42, 0xf8, 127,
0xf8,
42, 0xf8, 0
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Clock);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOn);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOff);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Clock);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOn);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 42);
EXPECT_EQ(midi.getData2(), 127);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Clock);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::Clock);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::NoteOff);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 42);
EXPECT_EQ(midi.getData2(), 0);
}
// Interleaved ActiveSensing between SysEx
{
static const unsigned rxSize = 6;
static const byte rxData[rxSize] = {
0xf0, 12, 34, 0xfe, 56, 0xf7
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ActiveSensing);
EXPECT_EQ(midi.getChannel(), 0);
EXPECT_EQ(midi.getData1(), 0);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getSysExArrayLength(), rxSize - 1);
const std::vector<byte> sysExData(midi.getSysExArray(),
midi.getSysExArray() + rxSize - 1);
EXPECT_THAT(sysExData, ElementsAreArray({
0xf0, 12, 34, 56, 0xf7
}));
}
}
TEST(MidiInput, strayEox)
{
// A stray End of Exclusive will reset the parser, but should it ?
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 4;
static const byte rxData[rxSize] = {
0x8b, 42, 0xf7, 12
};
midi.begin(MIDI_CHANNEL_OMNI);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
}
TEST(MidiInput, strayUndefinedOneByteParsing)
{
SerialMock serial;
Transport transport(serial);
MidiInterface midi((Transport&)transport);
static const unsigned rxSize = 13;
static const byte rxData[rxSize] = {
0xbb, 12, 0xfd, 34,
12, 0,
42, 0xfd, 127,
0xfd,
42, 0xfd, 0
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false); // Invalid, should not reset parser
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 0);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 42);
EXPECT_EQ(midi.getData2(), 127);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), false);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 42);
EXPECT_EQ(midi.getData2(), 0);
}
TEST(MidiInput, strayUndefinedMultiByteParsing)
{
typedef VariableSettings<false, false> Settings;
typedef midi::MidiInterface<Transport, Settings> MultiByteMidiInterface;
SerialMock serial;
Transport transport(serial);
MultiByteMidiInterface midi(transport);
static const unsigned rxSize = 4;
static const byte rxData[rxSize] = {
0xbb, 12, 0xfd, 34,
};
midi.begin(12);
serial.mRxBuffer.write(rxData, rxSize);
EXPECT_EQ(midi.read(), true);
EXPECT_EQ(midi.getType(), midi::ControlChange);
EXPECT_EQ(midi.getChannel(), 12);
EXPECT_EQ(midi.getData1(), 12);
EXPECT_EQ(midi.getData2(), 34);
}
END_UNNAMED_NAMESPACE
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