94 lines
2.9 KiB
Python
94 lines
2.9 KiB
Python
from owrx.property import PropertyLayer, PropertyDeleted
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from unittest import TestCase
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from unittest.mock import Mock
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class PropertyLayerTest(TestCase):
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def testCreationWithKwArgs(self):
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pm = PropertyLayer(testkey="value")
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self.assertEqual(pm["testkey"], "value")
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# this should be synonymous, so this is rather for illustration purposes
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contents = {"testkey": "value"}
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pm = PropertyLayer(**contents)
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self.assertEqual(pm["testkey"], "value")
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def testKeyIsset(self):
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pm = PropertyLayer()
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self.assertFalse("some_key" in pm)
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def testKeyError(self):
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pm = PropertyLayer()
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with self.assertRaises(KeyError):
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x = pm["some_key"]
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def testSubscription(self):
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pm = PropertyLayer()
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pm["testkey"] = "before"
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mock = Mock()
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pm.wire(mock.method)
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pm["testkey"] = "after"
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mock.method.assert_called_once_with({"testkey": "after"})
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def testUnsubscribe(self):
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pm = PropertyLayer()
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pm["testkey"] = "before"
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mock = Mock()
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sub = pm.wire(mock.method)
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pm["testkey"] = "between"
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mock.method.assert_called_once_with({"testkey": "between"})
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mock.reset_mock()
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pm.unwire(sub)
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pm["testkey"] = "after"
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mock.method.assert_not_called()
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def testContains(self):
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pm = PropertyLayer()
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pm["testkey"] = "value"
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self.assertTrue("testkey" in pm)
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def testDoesNotContain(self):
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pm = PropertyLayer()
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self.assertFalse("testkey" in pm)
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def testSubscribeBeforeSet(self):
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pm = PropertyLayer()
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mock = Mock()
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pm.wireProperty("testkey", mock.method)
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mock.method.assert_not_called()
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pm["testkey"] = "newvalue"
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mock.method.assert_called_once_with("newvalue")
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def testEventPreventedWhenValueUnchanged(self):
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pm = PropertyLayer()
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pm["testkey"] = "testvalue"
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mock = Mock()
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pm.wire(mock.method)
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pm["testkey"] = "testvalue"
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mock.method.assert_not_called()
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def testDeletionIsSent(self):
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pm = PropertyLayer(testkey="somevalue")
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mock = Mock()
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pm.wireProperty("testkey", mock.method)
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mock.method.reset_mock()
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del pm["testkey"]
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mock.method.assert_called_once_with(PropertyDeleted)
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def testDeletionInGeneralWiring(self):
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pm = PropertyLayer(testkey="somevalue")
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mock = Mock()
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pm.wire(mock.method)
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del pm["testkey"]
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mock.method.assert_called_once_with({"testkey": PropertyDeleted})
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def testNoDeletionEventWhenPropertyDoesntExist(self):
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pm = PropertyLayer(otherkey="somevalue")
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mock = Mock()
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pm.wireProperty("testkey", mock.method)
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mock.method.reset_mock()
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with self.assertRaises(KeyError):
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del pm["testkey"]
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mock.method.assert_not_called()
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