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import pytest
from midi_controller_launchpad_mini import MidiController
class MidiWrapperMock:
def __init__(self):
self.callback = None
self.connectedDevice = None
self.lastMessageSent = None
def setCallback(self, callback):
self.callback = callback
def connect(self, deviceName):
self.connectedDevice = deviceName
def sendMessage(self, note, velocity=127, channel=0):
pass
def simulateInput(self, note, velocity=127, channel=0):
if self.callback is not None:
from mido import Message
msg = Message("note_on", note=note, velocity=velocity, channel=channel)
self.callback(msg)
class SoloToolMock:
STOPPED = 0
PLAYING = 1
PAUSED = 2
def __init__(self):
self.state = SoloToolMock.STOPPED
self.position = 0.0
self.currentAbLimit = (0.0, 0.0)
self.currentLoadedAbLimitIndex = None
self.currentSong = None
def play(self):
self.state = SoloToolMock.PLAYING
def pause(self):
self.state = SoloToolMock.PAUSED
def stop(self):
self.state = SoloToolMock.STOPPED
def isPlaying(self):
return self.state == SoloToolMock.PLAYING
def jumpToA(self):
self.position = self.currentAbLimit[0]
def loadAbLimits(self, index):
self.currentLoadedAbLimitIndex = index
def setSong(self, index):
self.currentSong = index
def nextSong(self):
if self.currentSong is None:
self.currentSong = 0
else:
self.currentSong += 1
def previousSong(self):
if self.currentSong is None:
self.currentSong = 0
else:
self.currentSong = max(self.currentSong - 1, 0)
@pytest.fixture
def soloToolMock():
return SoloToolMock()
@pytest.fixture
def midiWrapperMock():
return MidiWrapperMock()
@pytest.fixture
def uut(soloToolMock, midiWrapperMock):
return MidiController(soloToolMock, midiWrapperMock)
def test_connect(uut, midiWrapperMock):
expectedDevice = "Launchpad Mini MIDI 1"
uut.connect()
assert midiWrapperMock.connectedDevice == expectedDevice
def test_startStopAndPauseButtons(uut, midiWrapperMock, soloToolMock):
playPauseButton = 112
stopButton = 96
uut.connect()
assert soloToolMock.state == SoloToolMock.STOPPED
midiWrapperMock.simulateInput(playPauseButton)
assert soloToolMock.state == SoloToolMock.PLAYING
midiWrapperMock.simulateInput(stopButton)
assert soloToolMock.state == SoloToolMock.STOPPED
midiWrapperMock.simulateInput(playPauseButton)
midiWrapperMock.simulateInput(playPauseButton)
assert soloToolMock.state == SoloToolMock.PAUSED
midiWrapperMock.simulateInput(playPauseButton)
assert soloToolMock.state == SoloToolMock.PLAYING
midiWrapperMock.simulateInput(playPauseButton)
midiWrapperMock.simulateInput(stopButton)
assert soloToolMock.state == SoloToolMock.STOPPED
def test_jumpToAButton(uut, midiWrapperMock, soloToolMock):
ab = (0.5, 0.6)
uut.connect()
soloToolMock.currentAbLimit = (ab[0], ab[1])
assert soloToolMock.position == 0.0
midiWrapperMock.simulateInput(101)
assert soloToolMock.position == ab[0]
def test_previousAndNextSongButtons(uut, midiWrapperMock, soloToolMock):
uut.connect()
assert soloToolMock.currentSong == None
midiWrapperMock.simulateInput(119)
assert soloToolMock.currentSong == 0
midiWrapperMock.simulateInput(119)
assert soloToolMock.currentSong == 1
midiWrapperMock.simulateInput(118)
assert soloToolMock.currentSong == 0
midiWrapperMock.simulateInput(118)
assert soloToolMock.currentSong == 0
def test_unprogrammedButton(uut, midiWrapperMock, soloToolMock):
unusedButton = 48
uut.connect()
# expect no crash
midiWrapperMock.simulateInput(48)
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