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tests.py
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tests.py
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import unittest
from cmus_status_scrobbler import calculate_scrobbles, CmusStatus, StatusDB, update_scrobble_state
import datetime
from collections import namedtuple
import sqlite3
import os
import itertools as it
def secs(n):
return datetime.timedelta(seconds=n)
SS = namedtuple('SS', 'cur_time duration file status')
class TestCalculateScrobbles(unittest.TestCase):
def assertArrayEqual(self, ar1, ar2):
for expected, actual in it.zip_longest(ar1, ar2):
self.assertEqual(expected, actual)
def test_simple_play_stop(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=5, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(4),
duration=5,
file='A',
status=CmusStatus.stopped)
]
scrobbles, leftovers = calculate_scrobbles(ss)
# track when started playing
self.assertEqual(CmusStatus.playing, scrobbles[0].status)
self.assertEqual(ss[0], scrobbles[0])
def test_repeat(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=5, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(4),
duration=5,
file='A',
status=CmusStatus.playing)
]
scrobbles, leftovers = calculate_scrobbles(ss)
# track when started playing
self.assertEqual(CmusStatus.playing, scrobbles[0].status)
self.assertEqual(ss[0], scrobbles[0])
self.assertEqual(ss[1], leftovers[0])
def test_play_pause(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=5, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(4),
duration=5,
file='A',
status=CmusStatus.paused)
]
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual([], scrobbles)
# track when started playing
self.assertEqual(ss[0], leftovers[0])
self.assertEqual(ss[1], leftovers[1])
def test_play_pause_stopped(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=5, file='A', status=CmusStatus.playing),
SS(
cur_time=d + secs(1), # not enough time
duration=5,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(20),
duration=5,
file='A',
status=CmusStatus.stopped)
]
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual([], scrobbles)
self.assertEqual([], leftovers)
def test_play_pause_play_pause_dotdotdot_stopped(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=10, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(1),
duration=10,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(100),
duration=10,
file='A',
status=CmusStatus.playing),
SS(cur_time=d + secs(101),
duration=10,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(200),
duration=10,
file='A',
status=CmusStatus.playing),
SS(cur_time=d + secs(201),
duration=10,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(300),
duration=10,
file='A',
status=CmusStatus.playing),
SS(cur_time=d + secs(301),
duration=10,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(400),
duration=10,
file='A',
status=CmusStatus.playing),
SS(cur_time=d + secs(401),
duration=10,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(402),
duration=10,
file='A',
status=CmusStatus.stopped)
]
scrobbles, leftovers = calculate_scrobbles(ss[:6])
self.assertEqual([], scrobbles)
self.assertEqual(6, len(leftovers))
self.assertArrayEqual(ss[:6], leftovers)
# trying out with last second missing from scrobblable playtime
scrobbles, leftovers = calculate_scrobbles(ss[:-3] + [ss[-1]])
self.assertEqual([], leftovers)
self.assertEqual([], scrobbles)
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual([], leftovers)
self.assertEqual(1, len(scrobbles))
self.assertEqual(ss[0], scrobbles[0])
def test_play_pause_stopped_enough_time_played(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=5, file='A', status=CmusStatus.playing),
SS(
cur_time=d + secs(3), # enough time played
duration=5,
file='A',
status=CmusStatus.paused),
SS(cur_time=d + secs(20),
duration=5,
file='A',
status=CmusStatus.stopped)
]
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual([], leftovers)
self.assertEqual(ss[0], scrobbles[0])
def test_normal_player_status(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=1, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(2),
duration=1,
file='B',
status=CmusStatus.playing),
SS(cur_time=d + secs(3),
duration=1,
file='C',
status=CmusStatus.playing),
SS(cur_time=d + secs(5),
duration=1,
file='D',
status=CmusStatus.playing),
SS(cur_time=d + secs(7),
duration=1,
file='E',
status=CmusStatus.playing),
SS(cur_time=d + secs(9),
duration=1,
file='F',
status=CmusStatus.playing),
SS(cur_time=d + secs(11),
duration=1,
file='F',
status=CmusStatus.stopped),
]
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual(6, len(scrobbles))
self.assertEqual([], leftovers)
self.assertArrayEqual(ss[:-1], scrobbles)
def test_pause_play_suffix_leftovers(self):
d = datetime.datetime.utcnow()
ss = [
SS(cur_time=d, duration=1, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(2),
duration=1,
file='B',
status=CmusStatus.playing),
SS(cur_time=d + secs(3),
duration=1,
file='C',
status=CmusStatus.playing),
SS(cur_time=d + secs(5),
duration=1,
file='D',
status=CmusStatus.playing),
SS(cur_time=d + secs(7),
duration=1,
file='E',
status=CmusStatus.playing),
SS(cur_time=d + secs(9),
duration=1,
file='F',
status=CmusStatus.playing),
SS(cur_time=d + secs(11),
duration=1,
file='F',
status=CmusStatus.stopped),
SS(cur_time=d + secs(13),
duration=10,
file='*',
status=CmusStatus.playing),
SS(cur_time=d + secs(15),
duration=10,
file='*',
status=CmusStatus.paused),
SS(cur_time=d + secs(17),
duration=10,
file='*',
status=CmusStatus.playing),
SS(cur_time=d + secs(21),
duration=10,
file='*',
status=CmusStatus.paused),
SS(cur_time=d + secs(23),
duration=10,
file='*',
status=CmusStatus.playing),
SS(cur_time=d + secs(25),
duration=10,
file='*',
status=CmusStatus.paused),
]
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual(6, len(leftovers))
self.assertEqual(6, len(scrobbles))
self.assertArrayEqual(ss[:6], scrobbles)
# stopped will not be in leftovers
self.assertArrayEqual(ss[7:], leftovers)
def test_scrobble_criteria(self):
# Should stop when:
# 1. stopped
# 2. playing again
# 3. different file
d = datetime.datetime.utcnow()
a = dict(cur_time=d, duration=10, file='A', status=CmusStatus.playing)
for stop in [
dict(file='B'),
dict(status=CmusStatus.playing),
dict(status=CmusStatus.stopped)
]:
ss = [SS(**a), SS(**{**a, **stop, 'cur_time': d + secs(10)})]
scrobbles, leftovers = calculate_scrobbles(ss)
self.assertEqual(1, len(scrobbles))
self.assertEqual(ss[0], scrobbles[0])
DB_FILE = 'test.sqlite3'
class TestStatusDB(unittest.TestCase):
def setUp(self):
self.con = sqlite3.connect(DB_FILE)
def tearDown(self):
self.con.close()
os.remove(DB_FILE)
def build_db(self):
return StatusDB(self.con, 'test_table_name')
def assertArrayEqual(self, ar1, ar2):
for expected, actual in it.zip_longest(ar1, ar2):
self.assertEqual(expected, actual)
def update_scrobble_state(self, db, new_su):
sc = namedtuple('SC', 'scrobble')(scrobble=lambda x: None)
update_scrobble_state(db, sc, new_su)
def test_update(self):
d = datetime.datetime.now()
sus = [
SS(cur_time=d, duration=5, file='A', status=CmusStatus.playing),
SS(cur_time=d + secs(1),
duration=5,
file='A',
status=CmusStatus.paused)
]
new_su = SS(cur_time=d + secs(3),
duration=5,
file='A',
status=CmusStatus.playing)
with self.con:
db = self.build_db()
db.save_status_updates(sus)
self.assertArrayEqual(sus, db.get_status_updates())
self.update_scrobble_state(db, new_su)
n_sus = db.get_status_updates()
self.assertArrayEqual(sus + [new_su], n_sus)
def test_scrobble_update(self):
# some tracks will scrobble and will no longer be stored
d = datetime.datetime.now()
sus = [
SS(cur_time=d, duration=10, file='B', status=CmusStatus.playing)
]
new_su = SS(cur_time=d + secs(10),
duration=5,
file='A',
status=CmusStatus.playing)
with self.con:
db = self.build_db()
db.save_status_updates(sus)
self.update_scrobble_state(db, new_su)
n_sus = db.get_status_updates()
self.assertArrayEqual([new_su], n_sus)
if __name__ == '__main__':
unittest.main()