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add layer add / remove events + tests

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This commit is contained in:
Jakob Ketterl
2020-03-24 20:36:26 +01:00
parent 4b7ac0e299
commit 14634af83c
2 changed files with 100 additions and 4 deletions
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71
test/property/test_property_stack.py
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@ -65,3 +65,74 @@ class PropertyStackTest(TestCase):
mock.method.assert_not_called()
high_layer["testkey"] = "modified high value"
mock.method.assert_called_once_with("testkey", "modified high value")
def testPropertyEventOnLayerAdd(self):
low_layer = PropertyLayer()
low_layer["testkey"] = "low value"
stack = PropertyStack()
stack.addLayer(1, low_layer)
mock = Mock()
stack.wireProperty("testkey", mock.method)
mock.reset_mock()
high_layer = PropertyLayer()
high_layer["testkey"] = "high value"
stack.addLayer(0, high_layer)
mock.method.assert_called_once_with("high value")
def testNoEventOnExistingValue(self):
low_layer = PropertyLayer()
low_layer["testkey"] = "same value"
stack = PropertyStack()
stack.addLayer(1, low_layer)
mock = Mock()
stack.wireProperty("testkey", mock.method)
mock.reset_mock()
high_layer = PropertyLayer()
high_layer["testkey"] = "same value"
stack.addLayer(0, high_layer)
mock.method.assert_not_called()
def testEventOnLayerWithNewProperty(self):
low_layer = PropertyLayer()
low_layer["existingkey"] = "existing value"
stack = PropertyStack()
stack.addLayer(1, low_layer)
mock = Mock()
stack.wireProperty("newkey", mock.method)
high_layer = PropertyLayer()
high_layer["newkey"] = "new value"
stack.addLayer(0, high_layer)
mock.method.assert_called_once_with("new value")
def testEventOnLayerRemoval(self):
low_layer = PropertyLayer()
high_layer = PropertyLayer()
stack = PropertyStack()
stack.addLayer(1, low_layer)
stack.addLayer(0, high_layer)
low_layer["testkey"] = "low value"
high_layer["testkey"] = "high value"
mock = Mock()
stack.wireProperty("testkey", mock.method)
mock.method.assert_called_once_with("high value")
mock.reset_mock()
stack.removeLayer(high_layer)
mock.method.assert_called_once_with("low value")
def testNoneOnKeyRemoval(self):
low_layer = PropertyLayer()
high_layer = PropertyLayer()
stack = PropertyStack()
stack.addLayer(1, low_layer)
stack.addLayer(0, high_layer)
low_layer["testkey"] = "low value"
high_layer["testkey"] = "high value"
high_layer["unique key"] = "unique value"
mock = Mock()
stack.wireProperty("unique key", mock.method)
mock.method.assert_called_once_with("unique value")
mock.reset_mock()
stack.removeLayer(high_layer)
mock.method.assert_called_once_with(None)