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import pathlib
import shutil
import pytest
from solo_tool.solo_tool import SoloTool
from player_mock import Player as MockPlayer
@pytest.fixture
def mockPlayer():
return MockPlayer()
@pytest.fixture
def uut(mockPlayer):
return SoloTool(player=mockPlayer)
@pytest.fixture
def testSongs():
return [
"test.flac",
"test.mp3"
]
def test_songSelectionFlow(uut, mockPlayer, testSongs):
# Initially, song list is empty and no song is selected
assert uut.song is None
assert mockPlayer.currentSong == None
assert uut.songs == []
# When the first song is added, it is selected automatically
uut.addSong(testSongs[0])
assert uut.song == 0
assert mockPlayer.currentSong == testSongs[0]
assert uut.songs == testSongs[0:1]
# Subsequently added songs are not selected automatically
# Song list order is addition order
for i, song in enumerate(testSongs[1:]):
uut.addSong(testSongs[1])
assert uut.song == 0
assert mockPlayer.currentSong == testSongs[0]
assert uut.songs == testSongs[0:i + 2]
# Songs are selected by index
for i, s in enumerate(uut.songs):
uut.song = i
assert uut.song == i
assert mockPlayer.currentSong == uut.songs[i]
def test_songSelectionSanitization(uut, mockPlayer, testSongs):
for song in testSongs:
uut.addSong(song)
# Modifying the song list directly has no effect
uut.songs.append("something")
assert uut.songs == testSongs
assert mockPlayer.currentSong == testSongs[0]
# The current song cannot be de-selected
uut.song = None
assert uut.song == 0
assert mockPlayer.currentSong == testSongs[0]
# Non-existent songs cannot be selected
uut.song = -1
assert uut.song == 0
assert mockPlayer.currentSong == testSongs[0]
uut.song = len(testSongs)
assert uut.song == 0
assert mockPlayer.currentSong == testSongs[0]
def test_addInexistentSong(uut, mockPlayer):
# Songs must exist in the filesystem
song = "not/a/real/file"
with pytest.raises(FileNotFoundError):
uut.addSong(song)
assert uut.songs == []
assert uut.song is None
def test_songSelectionNotification(uut, testSongs):
called = False
receivedValue = None
def callback(value):
nonlocal called, receivedValue
called = True
receivedValue = value
uut.registerSongSelectionCallback(callback)
assert not called
# Adding the first song triggers because the song is automatically selected
uut.addSong(songs[0])
assert called
assert receivedValue == 0
called = False
# Adding more songs does not trigger since the selection doesn't change
for song in testSongs:
uut.addSong(song)
assert not called
# Selecting another song triggers
uut.song = 1
assert called
assert receivedValue == 1
called = False
# Selecting the currently selected song does not trigger
uut.song = 1
assert not called
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