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mirror of https://github.com/home-assistant/core synced 2024-09-06 10:29:55 +02:00
ha-core/tests/test_loader.py
Ville Skyttä fa4fa30461 Various string cleanups (#30435)
* Remove some unnecessary string concatenations

* Replace some simple str.formats with f-strings

* Replace some string concatenations with f-strings
2020-01-03 14:47:06 +01:00

239 lines
8.1 KiB
Python

"""Test to verify that we can load components."""
from asynctest.mock import ANY, patch
import pytest
from homeassistant.components import http, hue
from homeassistant.components.hue import light as hue_light
import homeassistant.loader as loader
from tests.common import MockModule, async_mock_service, mock_integration
async def test_component_dependencies(hass):
"""Test if we can get the proper load order of components."""
mock_integration(hass, MockModule("mod1"))
mock_integration(hass, MockModule("mod2", ["mod1"]))
mock_integration(hass, MockModule("mod3", ["mod2"]))
assert {"mod1", "mod2", "mod3"} == await loader.async_component_dependencies(
hass, "mod3"
)
# Create circular dependency
mock_integration(hass, MockModule("mod1", ["mod3"]))
with pytest.raises(loader.CircularDependency):
print(await loader.async_component_dependencies(hass, "mod3"))
# Depend on non-existing component
mock_integration(hass, MockModule("mod1", ["nonexisting"]))
with pytest.raises(loader.IntegrationNotFound):
print(await loader.async_component_dependencies(hass, "mod1"))
# Try to get dependencies for non-existing component
with pytest.raises(loader.IntegrationNotFound):
print(await loader.async_component_dependencies(hass, "nonexisting"))
def test_component_loader(hass):
"""Test loading components."""
components = loader.Components(hass)
assert components.http.CONFIG_SCHEMA is http.CONFIG_SCHEMA
assert hass.components.http.CONFIG_SCHEMA is http.CONFIG_SCHEMA
def test_component_loader_non_existing(hass):
"""Test loading components."""
components = loader.Components(hass)
with pytest.raises(ImportError):
components.non_existing
async def test_component_wrapper(hass):
"""Test component wrapper."""
calls = async_mock_service(hass, "persistent_notification", "create")
components = loader.Components(hass)
components.persistent_notification.async_create("message")
await hass.async_block_till_done()
assert len(calls) == 1
async def test_helpers_wrapper(hass):
"""Test helpers wrapper."""
helpers = loader.Helpers(hass)
result = []
def discovery_callback(service, discovered):
"""Handle discovery callback."""
result.append(discovered)
helpers.discovery.async_listen("service_name", discovery_callback)
await helpers.discovery.async_discover("service_name", "hello", None, {})
await hass.async_block_till_done()
assert result == ["hello"]
async def test_custom_component_name(hass):
"""Test the name attribte of custom components."""
integration = await loader.async_get_integration(hass, "test_standalone")
int_comp = integration.get_component()
assert int_comp.__name__ == "custom_components.test_standalone"
assert int_comp.__package__ == "custom_components"
comp = hass.components.test_standalone
assert comp.__name__ == "custom_components.test_standalone"
assert comp.__package__ == "custom_components"
integration = await loader.async_get_integration(hass, "test_package")
int_comp = integration.get_component()
assert int_comp.__name__ == "custom_components.test_package"
assert int_comp.__package__ == "custom_components.test_package"
comp = hass.components.test_package
assert comp.__name__ == "custom_components.test_package"
assert comp.__package__ == "custom_components.test_package"
integration = await loader.async_get_integration(hass, "test")
platform = integration.get_platform("light")
assert platform.__name__ == "custom_components.test.light"
assert platform.__package__ == "custom_components.test"
# Test custom components is mounted
from custom_components.test_package import TEST
assert TEST == 5
async def test_log_warning_custom_component(hass, caplog):
"""Test that we log a warning when loading a custom component."""
hass.components.test_standalone
assert "You are using a custom integration for test_standalone" in caplog.text
await loader.async_get_integration(hass, "test")
assert "You are using a custom integration for test " in caplog.text
async def test_get_integration(hass):
"""Test resolving integration."""
integration = await loader.async_get_integration(hass, "hue")
assert hue == integration.get_component()
assert hue_light == integration.get_platform("light")
async def test_get_integration_legacy(hass):
"""Test resolving integration."""
integration = await loader.async_get_integration(hass, "test_embedded")
assert integration.get_component().DOMAIN == "test_embedded"
assert integration.get_platform("switch") is not None
async def test_get_integration_custom_component(hass):
"""Test resolving integration."""
integration = await loader.async_get_integration(hass, "test_package")
print(integration)
assert integration.get_component().DOMAIN == "test_package"
assert integration.name == "Test Package"
def test_integration_properties(hass):
"""Test integration properties."""
integration = loader.Integration(
hass,
"homeassistant.components.hue",
None,
{
"name": "Philips Hue",
"domain": "hue",
"dependencies": ["test-dep"],
"requirements": ["test-req==1.0.0"],
},
)
assert integration.name == "Philips Hue"
assert integration.domain == "hue"
assert integration.dependencies == ["test-dep"]
assert integration.requirements == ["test-req==1.0.0"]
assert integration.is_built_in is True
integration = loader.Integration(
hass,
"custom_components.hue",
None,
{
"name": "Philips Hue",
"domain": "hue",
"dependencies": ["test-dep"],
"requirements": ["test-req==1.0.0"],
},
)
assert integration.is_built_in is False
async def test_integrations_only_once(hass):
"""Test that we load integrations only once."""
int_1 = hass.async_create_task(loader.async_get_integration(hass, "hue"))
int_2 = hass.async_create_task(loader.async_get_integration(hass, "hue"))
assert await int_1 is await int_2
async def test_get_custom_components_internal(hass):
"""Test that we can a list of custom components."""
# pylint: disable=protected-access
integrations = await loader._async_get_custom_components(hass)
assert integrations == {"test": ANY, "test_package": ANY}
def _get_test_integration(hass, name, config_flow):
"""Return a generated test integration."""
return loader.Integration(
hass,
f"homeassistant.components.{name}",
None,
{
"name": name,
"domain": name,
"config_flow": config_flow,
"dependencies": [],
"requirements": [],
},
)
async def test_get_custom_components(hass):
"""Verify that custom components are cached."""
test_1_integration = _get_test_integration(hass, "test_1", False)
test_2_integration = _get_test_integration(hass, "test_2", True)
name = "homeassistant.loader._async_get_custom_components"
with patch(name) as mock_get:
mock_get.return_value = {
"test_1": test_1_integration,
"test_2": test_2_integration,
}
integrations = await loader.async_get_custom_components(hass)
assert integrations == mock_get.return_value
integrations = await loader.async_get_custom_components(hass)
assert integrations == mock_get.return_value
mock_get.assert_called_once_with(hass)
async def test_get_config_flows(hass):
"""Verify that custom components with config_flow are available."""
test_1_integration = _get_test_integration(hass, "test_1", False)
test_2_integration = _get_test_integration(hass, "test_2", True)
with patch("homeassistant.loader.async_get_custom_components") as mock_get:
mock_get.return_value = {
"test_1": test_1_integration,
"test_2": test_2_integration,
}
flows = await loader.async_get_config_flows(hass)
assert "test_2" in flows
assert "test_1" not in flows