57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
"""Test to verify that we can load components."""
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# pylint: disable=protected-access
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import unittest
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import homeassistant.loader as loader
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import homeassistant.components.http as http
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from tests.common import get_test_home_assistant, MockModule
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class TestLoader(unittest.TestCase):
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"""Test the loader module."""
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# pylint: disable=invalid-name
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def setUp(self):
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"""Setup tests."""
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self.hass = get_test_home_assistant()
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# pylint: disable=invalid-name
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def tearDown(self):
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"""Stop everything that was started."""
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self.hass.stop()
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def test_set_component(self):
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"""Test if set_component works."""
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loader.set_component('switch.test_set', http)
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self.assertEqual(http, loader.get_component('switch.test_set'))
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def test_get_component(self):
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"""Test if get_component works."""
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self.assertEqual(http, loader.get_component('http'))
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self.assertIsNotNone(loader.get_component('switch.test'))
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def test_load_order_component(self):
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"""Test if we can get the proper load order of components."""
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loader.set_component('mod1', MockModule('mod1'))
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loader.set_component('mod2', MockModule('mod2', ['mod1']))
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loader.set_component('mod3', MockModule('mod3', ['mod2']))
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self.assertEqual(
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['mod1', 'mod2', 'mod3'], loader.load_order_component('mod3'))
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# Create circular dependency
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loader.set_component('mod1', MockModule('mod1', ['mod3']))
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self.assertEqual([], loader.load_order_component('mod3'))
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# Depend on non-existing component
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loader.set_component('mod1', MockModule('mod1', ['nonexisting']))
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self.assertEqual([], loader.load_order_component('mod1'))
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# Try to get load order for non-existing component
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self.assertEqual([], loader.load_order_component('mod1'))
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