core/tests/components/camera/test_demo.py

90 lines
2.9 KiB
Python

"""The tests for local file camera component."""
from unittest.mock import mock_open, patch
import pytest
from homeassistant.components import camera
from homeassistant.components.camera import STATE_STREAMING, STATE_IDLE
from homeassistant.exceptions import HomeAssistantError
from homeassistant.setup import async_setup_component
@pytest.fixture
def demo_camera(hass):
"""Initialize a demo camera platform."""
hass.loop.run_until_complete(async_setup_component(hass, 'camera', {
camera.DOMAIN: {
'platform': 'demo'
}
}))
return hass.data['camera'].get_entity('camera.demo_camera')
async def test_init_state_is_streaming(hass, demo_camera):
"""Demo camera initialize as streaming."""
assert demo_camera.state == STATE_STREAMING
mock_on_img = mock_open(read_data=b'ON')
with patch('homeassistant.components.camera.demo.open', mock_on_img,
create=True):
image = await camera.async_get_image(hass, demo_camera.entity_id)
assert mock_on_img.called
assert mock_on_img.call_args_list[0][0][0][-6:] \
in ['_0.jpg', '_1.jpg', '_2.jpg', '_3.jpg']
assert image.content == b'ON'
async def test_turn_on_state_back_to_streaming(hass, demo_camera):
"""After turn on state back to streaming."""
assert demo_camera.state == STATE_STREAMING
await camera.async_turn_off(hass, demo_camera.entity_id)
await hass.async_block_till_done()
assert demo_camera.state == STATE_IDLE
await camera.async_turn_on(hass, demo_camera.entity_id)
await hass.async_block_till_done()
assert demo_camera.state == STATE_STREAMING
async def test_turn_off_image(hass, demo_camera):
"""After turn off, Demo camera raise error."""
await camera.async_turn_off(hass, demo_camera.entity_id)
await hass.async_block_till_done()
with pytest.raises(HomeAssistantError) as error:
await camera.async_get_image(hass, demo_camera.entity_id)
assert error.args[0] == 'Camera is off'
async def test_turn_off_invalid_camera(hass, demo_camera):
"""Turn off non-exist camera should quietly fail."""
assert demo_camera.state == STATE_STREAMING
await camera.async_turn_off(hass, 'camera.invalid_camera')
await hass.async_block_till_done()
assert demo_camera.state == STATE_STREAMING
async def test_motion_detection(hass):
"""Test motion detection services."""
# Setup platform
await async_setup_component(hass, 'camera', {
'camera': {
'platform': 'demo'
}
})
# Fetch state and check motion detection attribute
state = hass.states.get('camera.demo_camera')
assert not state.attributes.get('motion_detection')
# Call service to turn on motion detection
camera.enable_motion_detection(hass, 'camera.demo_camera')
await hass.async_block_till_done()
# Check if state has been updated.
state = hass.states.get('camera.demo_camera')
assert state.attributes.get('motion_detection')