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from session_manager import SessionManager
from json import loads, dumps
testSession = [
{
"path" : "/path/to/another/song",
"ab_limits" : None
},
{
"path" : "/path/to/song",
"ab_limits" : [
[0.1, 0.2],
[0.3, 0.4]
]
},
{
"path" : "/path/to/something",
"ab_limits" : [
[0.1, 0.2]
]
}
]
class PlaylistMock:
def __init__(self):
self.lastAddedSong = None
self.songs = list()
def addSong(self, s):
self.songs.append(s)
self.lastAddedSong = s
def getSongs(self):
return self.songs
def clear(self):
self.__init__()
class ABControllerMock:
def __init__(self):
self.limits = dict()
def storeLimits(self, aLimit, bLimit, song="current"):
if song not in self.limits:
self.limits[song] = list()
self.limits[song].append([aLimit, bLimit])
def getLimits(self, song):
return self.limits.get(song)
def clear(self):
self.__init__()
class MockFile:
def __init__(self, init=""):
self.contents = init
def open(self, *args):
pass
def write(self, s):
self.contents += s
def read(self):
return self.contents
def test_addSongs():
songs = [
"/path/to/song",
"/path/to/another/song"
]
playlistMock = PlaylistMock()
uut = SessionManager(playlistMock, None)
for s in songs:
uut.addSong(s)
assert playlistMock.lastAddedSong == s
def test_addAbLimits():
abLimits = [
[0.1, 0.2],
[0.3, 0.4]
]
abControllerMock = ABControllerMock()
uut = SessionManager(None, abControllerMock)
for i, ab in enumerate(abLimits):
uut.storeLimits(ab[0], ab[1])
assert abControllerMock.limits["current"][i] == ab
def test_loadSession():
playlistMock = PlaylistMock()
abControllerMock = ABControllerMock()
uut = SessionManager(playlistMock, abControllerMock)
sessionFile = MockFile(dumps(testSession))
uut.loadSession(sessionFile)
for i, entry in enumerate(testSession):
expectedSong = entry["path"]
expectedLimits = entry["ab_limits"]
loadedSong = playlistMock.songs[i]
loadedLimits = abControllerMock.limits.get(expectedSong)
assert loadedSong == expectedSong
assert loadedLimits == expectedLimits
def test_saveSession():
playlistMock = PlaylistMock()
abControllerMock = ABControllerMock()
uut = SessionManager(playlistMock, abControllerMock)
for i, entry in enumerate(testSession):
song = entry["path"]
playlistMock.addSong(song)
abLimits = entry["ab_limits"]
if abLimits is not None:
for l in abLimits:
abControllerMock.storeLimits(l[0], l[1], song)
sessionFile = MockFile()
uut.saveSession(sessionFile)
savedSession = loads(sessionFile.read())
assert savedSession == testSession
def test_loadAndSaveEmptySession():
playlistMock = PlaylistMock()
abControllerMock = ABControllerMock()
uut = SessionManager(playlistMock, abControllerMock)
sessionFile = MockFile()
uut.saveSession(sessionFile)
assert loads(sessionFile.read()) == list()
uut.loadSession(sessionFile)
songs = playlistMock.getSongs()
assert songs == list()
for s in songs:
assert abControllerMock.getLimits(s) == None
def test_loadSessionNotAdditive():
playlistMock = PlaylistMock()
abControllerMock = ABControllerMock()
uut = SessionManager(playlistMock, abControllerMock)
sessionFile = MockFile(dumps(testSession))
uut.loadSession(sessionFile)
uut.loadSession(sessionFile)
songs = playlistMock.getSongs()
assert len(songs) == len(set(songs))
for s in songs:
abLimits = abControllerMock.getLimits(s)
if abLimits is not None:
abLimitStr = [f"[{l[0]}, {l[1]}] " for l in abLimits]
assert len(abLimitStr) == len(set(abLimitStr))
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