43 lines
1.3 KiB
Python
43 lines
1.3 KiB
Python
"""The tests for the Demo component."""
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from contextlib import suppress
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import json
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import os
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import pytest
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from homeassistant.components.demo import DOMAIN
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from homeassistant.components.device_tracker.legacy import YAML_DEVICES
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from homeassistant.helpers.json import JSONEncoder
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from homeassistant.setup import async_setup_component
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@pytest.fixture(autouse=True)
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def mock_history(hass):
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"""Mock history component loaded."""
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hass.config.components.add("history")
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@pytest.fixture(autouse=True)
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def demo_cleanup(hass):
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"""Clean up device tracker demo file."""
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yield
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with suppress(FileNotFoundError):
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os.remove(hass.config.path(YAML_DEVICES))
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async def test_setting_up_demo(hass):
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"""Test if we can set up the demo and dump it to JSON."""
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assert await async_setup_component(hass, DOMAIN, {DOMAIN: {}})
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await hass.async_block_till_done()
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await hass.async_start()
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# This is done to make sure entity components don't accidentally store
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# non-JSON-serializable data in the state machine.
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try:
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json.dumps(hass.states.async_all(), cls=JSONEncoder)
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except Exception: # pylint: disable=broad-except
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pytest.fail(
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"Unable to convert all demo entities to JSON. "
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"Wrong data in state machine!"
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)
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