BAPSicle/tests/test_player.py
2021-04-06 22:39:08 +01:00

164 lines
4.9 KiB
Python

from queue import Empty
import unittest
import multiprocessing
import time
import os
import json
from player import Player
from helpers.logging_manager import LoggingManager
# How long to wait (by default) in secs for the player to respond.
TIMEOUT_MSG_MAX_S = 10
TIMEOUT_QUIT_S = 10
test_dir = dir_path = os.path.dirname(os.path.realpath(__file__)) + "/"
resource_dir = test_dir + "resources/"
class TestPlayer(unittest.TestCase):
player: multiprocessing.Process
player_from_q: multiprocessing.Queue
player_to_q: multiprocessing.Queue
logger: LoggingManager
# initialization logic for the test suite declared in the test module
# code that is executed before all tests in one test run
@classmethod
def setUpClass(cls):
cls.logger = LoggingManager("Test_Player")
# clean up logic for the test suite declared in the test module
# code that is executed after all tests in one test run
@classmethod
def tearDownClass(cls):
pass
# initialization logic
# code that is executed before each test
def setUp(self):
self.player_from_q = multiprocessing.Queue()
self.player_to_q = multiprocessing.Queue()
self.player = multiprocessing.Process(target=Player, args=(-1, self.player_to_q, self.player_from_q))
self.player.start()
self._send_msg_wait_OKAY("CLEAR") # Empty any previous track items.
# clean up logic
# code that is executed after each test
def tearDown(self):
# Try to kill it, waits the timeout.
if self._send_msg_and_wait("QUIT"):
self.player.join(timeout=TIMEOUT_QUIT_S)
self.logger.log.info("Player quit successfully.")
else:
self.logger.log.error("No response on teardown, terminating player.")
# It's brain dead :/
self.player.terminate()
def _send_msg(self, msg: str):
self.player_to_q.put("TEST:{}".format(msg))
def _wait_for_msg(self, msg: str, sources_filter=["TEST"], timeout:int = TIMEOUT_MSG_MAX_S):
elapsed = 0
got_anything = False
while elapsed < timeout:
try:
response: str = self.player_from_q.get_nowait()
if response:
self.logger.log.info("Received response: {}\nWas looking for {}:{}".format(response, sources_filter, msg))
got_anything = True
source = response[:response.index(":")]
if source in sources_filter:
return response[len(source+":"+msg)+1:] # +1 to remove trailing : on source.
except Empty:
pass
finally:
time.sleep(0.1)
elapsed += 0.1
return False if got_anything else None
def _send_msg_and_wait(self, msg:str, sources_filter=["TEST"], timeout: int = TIMEOUT_MSG_MAX_S):
self._send_msg(msg)
return self._wait_for_msg(msg, sources_filter, timeout)
def _send_msg_wait_OKAY(self, msg:str, sources_filter=["TEST"], timeout: int = TIMEOUT_MSG_MAX_S):
response = self._send_msg_and_wait(msg, sources_filter, timeout)
self.assertTrue(response)
self.assertTrue(isinstance(response, str))
response = response.split(":", 1)
self.assertEqual(response[0], "OKAY")
if len(response) > 1:
return response[1]
return None
def test_player_running(self):
response = self._send_msg_wait_OKAY("STATUS")
self.assertTrue(response)
json_obj = json.loads(response)
self.assertTrue(json_obj["initialised"])
def test_player_play(self):
item = {
"timeslotitemid": "0",
"managedid": "1",
"filename": resource_dir + "2sec.mp3",
"weight": "0",
"title": "5sec",
"length": "00:00:02"
}
response = self._send_msg_wait_OKAY("ADD:"+ json.dumps(item))
# Should return nothing, just OKAY.
self.assertFalse(response)
# Check we can load the file
response = self._send_msg_wait_OKAY("LOAD:0")
self.assertFalse(response)
# Check we can play the file
response = self._send_msg_wait_OKAY("PLAY")
self.assertFalse(response)
time.sleep(1)
response = self._send_msg_wait_OKAY("STATUS")
self.assertTrue(response)
json_obj = json.loads(response)
self.assertTrue(json_obj["playing"])
# Check the file stops playing.
# TODO: Make sure replay / play on load not enabled.
time.sleep(2)
response = self._send_msg_wait_OKAY("STATUS")
self.assertTrue(response)
json_obj = json.loads(response)
self.assertFalse(json_obj["playing"])
# runs the unit tests in the module
if __name__ == '__main__':
try:
unittest.main()
except Exception as e:
print("Tests failed :/", e)
else:
print("Tests passed!")