core/tests/components/media_player/test_cast.py

101 lines
3.2 KiB
Python

"""The tests for the Cast Media player platform."""
# pylint: disable=protected-access
import unittest
from unittest.mock import patch, MagicMock
import pytest
from homeassistant.components.media_player import cast
from tests.common import get_test_home_assistant
@pytest.fixture(autouse=True)
def cast_mock():
"""Mock pychromecast."""
with patch.dict('sys.modules', {
'pychromecast': MagicMock(),
}):
yield
class FakeChromeCast(object):
"""A fake Chrome Cast."""
def __init__(self, host, port):
"""Initialize the fake Chrome Cast."""
self.host = host
self.port = port
class TestCastMediaPlayer(unittest.TestCase):
"""Test the media_player module."""
def setUp(self):
"""Setup things to be run when tests are started."""
self.hass = get_test_home_assistant()
def tearDown(self):
"""Stop everything that was started."""
self.hass.stop()
@patch('homeassistant.components.media_player.cast.CastDevice')
@patch('pychromecast.get_chromecasts')
def test_filter_duplicates(self, mock_get_chromecasts, mock_device):
"""Test filtering of duplicates."""
mock_get_chromecasts.return_value = [
FakeChromeCast('some_host', cast.DEFAULT_PORT)
]
# Test chromecasts as if they were hardcoded in configuration.yaml
cast.setup_platform(self.hass, {
'host': 'some_host'
}, lambda _: _)
assert mock_device.called
mock_device.reset_mock()
assert not mock_device.called
# Test chromecasts as if they were automatically discovered
cast.setup_platform(self.hass, {}, lambda _: _, {
'host': 'some_host',
'port': cast.DEFAULT_PORT,
})
assert not mock_device.called
@patch('homeassistant.components.media_player.cast.CastDevice')
@patch('pychromecast.get_chromecasts')
@patch('pychromecast.Chromecast')
def test_fallback_cast(self, mock_chromecast, mock_get_chromecasts,
mock_device):
"""Test falling back to creating Chromecast when not discovered."""
mock_get_chromecasts.return_value = [
FakeChromeCast('some_host', cast.DEFAULT_PORT)
]
# Test chromecasts as if they were hardcoded in configuration.yaml
cast.setup_platform(self.hass, {
'host': 'some_other_host'
}, lambda _: _)
assert mock_chromecast.called
assert mock_device.called
@patch('homeassistant.components.media_player.cast.CastDevice')
@patch('pychromecast.get_chromecasts')
@patch('pychromecast.Chromecast')
def test_fallback_cast_group(self, mock_chromecast, mock_get_chromecasts,
mock_device):
"""Test not creating Cast Group when not discovered."""
mock_get_chromecasts.return_value = [
FakeChromeCast('some_host', cast.DEFAULT_PORT)
]
# Test chromecasts as if they were automatically discovered
cast.setup_platform(self.hass, {}, lambda _: _, {
'host': 'some_other_host',
'port': 43546,
})
assert not mock_chromecast.called
assert not mock_device.called