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from abcontroller import ABController
from collections import namedtuple
TCase = namedtuple("TCase", ["currentPosition", "requestedPosition"])
AB = namedtuple("AB", ["a", "b"])
abLimits = AB(0.2, 0.4)
def checkLimits(uut, aLimit, bLimit, fail=False):
tests = [
TCase(aLimit - 0.1, None),
TCase(aLimit, None),
TCase(bLimit - 0.1, None),
TCase(bLimit, None),
TCase(bLimit + 0.1, aLimit if not fail else None)
]
requestedPosition = None
def callback(newPosition):
nonlocal requestedPosition
requestedPosition = newPosition
originalCallback = uut.setPositionCallback
uut.setPositionCallback = callback
for t in tests:
uut.positionChanged(t.currentPosition)
assert requestedPosition == t.requestedPosition
uut.setPositionCallback = originalCallback
def test_oneSetOfLimits():
song = "/path/to/song"
uut = ABController()
uut.setCurrentSong(song)
uut.addLimits(abLimits.a, abLimits.b)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits.a, abLimits.b)
def test_multipleSetsOfLimits():
song = "/path/to/song"
abLimits = [
AB(0.2, 0.4),
AB(0.3, 0.5),
AB(0.0, 1.2)
]
uut = ABController()
uut.setCurrentSong(song)
for l in abLimits:
uut.addLimits(l.a, l.b)
for i, l in enumerate(abLimits):
uut.setCurrentLimits(i)
checkLimits(uut, l.a, l.b)
def test_multipleSongs():
songs = [
"/path/to/song",
"/path/to/another/song"
]
abLimits = [
AB(0.2, 0.4),
AB(0.3, 0.5)
]
uut = ABController()
for i, s in enumerate(songs):
uut.addLimits(abLimits[i].a, abLimits[i].b, s)
for i, s in enumerate(songs):
uut.setCurrentSong(s)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits[i].a, abLimits[i].b)
def test_disableAbRepeat():
song = "/path/to/song"
uut = ABController()
uut.setCurrentSong(song)
uut.addLimits(abLimits.a, abLimits.b)
uut.setCurrentLimits(0)
uut.setEnable(False)
checkLimits(uut, abLimits.a, abLimits.b, fail=True)
uut.setEnable(True)
checkLimits(uut, abLimits.a, abLimits.b)
def test_addLimitsToSpecificSong():
song = "/path/to/song"
uut = ABController()
uut.addLimits(abLimits.a, abLimits.b, song)
uut.setCurrentSong(song)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits.a, abLimits.b)
def test_addLimitsWithoutCurrentSong():
uut = ABController()
uut.addLimits(abLimits.a, abLimits.b)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits.a, abLimits.b, fail=True)
def test_addLimitsToSongWithoutCurrentSong():
song = "/path/to/song"
uut = ABController()
uut.addLimits(abLimits.a, abLimits.b, song)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits.a, abLimits.b, fail=True)
uut.setCurrentSong(song)
checkLimits(uut, abLimits.a, abLimits.b, fail=True)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits.a, abLimits.b)
def test_addLimitsToCurrentSongButDoNotSetCurrentLimits():
song = "/path/to/song"
uut = ABController()
uut.setCurrentSong(song)
uut.addLimits(abLimits.a, abLimits.b)
checkLimits(uut, abLimits.a, abLimits.b, fail=True)
uut.setCurrentLimits(0)
checkLimits(uut, abLimits.a, abLimits.b)
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