openwebrx-clone/test/property/test_property_stack.py
2020-03-25 17:59:00 +01:00

188 lines
6.2 KiB
Python

from unittest import TestCase
from unittest.mock import Mock
from owrx.property import PropertyLayer, PropertyStack
class PropertyStackTest(TestCase):
def testLayer(self):
om = PropertyStack()
pm = PropertyLayer()
pm["testkey"] = "testvalue"
om.addLayer(1, pm)
self.assertEqual(om["testkey"], "testvalue")
def testHighPriority(self):
om = PropertyStack()
low_pm = PropertyLayer()
high_pm = PropertyLayer()
low_pm["testkey"] = "low value"
high_pm["testkey"] = "high value"
om.addLayer(1, low_pm)
om.addLayer(0, high_pm)
self.assertEqual(om["testkey"], "high value")
def testPriorityFallback(self):
om = PropertyStack()
low_pm = PropertyLayer()
high_pm = PropertyLayer()
low_pm["testkey"] = "low value"
om.addLayer(1, low_pm)
om.addLayer(0, high_pm)
self.assertEqual(om["testkey"], "low value")
def testLayerRemoval(self):
om = PropertyStack()
low_pm = PropertyLayer()
high_pm = PropertyLayer()
low_pm["testkey"] = "low value"
high_pm["testkey"] = "high value"
om.addLayer(1, low_pm)
om.addLayer(0, high_pm)
self.assertEqual(om["testkey"], "high value")
om.removeLayer(high_pm)
self.assertEqual(om["testkey"], "low value")
def testPropertyChange(self):
layer = PropertyLayer()
stack = PropertyStack()
stack.addLayer(0, layer)
mock = Mock()
stack.wire(mock.method)
layer["testkey"] = "testvalue"
mock.method.assert_called_once_with("testkey", "testvalue")
def testPropertyChangeEventPriority(self):
low_layer = PropertyLayer()
high_layer = PropertyLayer()
low_layer["testkey"] = "initial low value"
high_layer["testkey"] = "initial high value"
stack = PropertyStack()
stack.addLayer(1, low_layer)
stack.addLayer(0, high_layer)
mock = Mock()
stack.wire(mock.method)
low_layer["testkey"] = "modified low value"
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)
def testReplaceLayer(self):
first_layer = PropertyLayer()
first_layer["testkey"] = "old value"
second_layer = PropertyLayer()
second_layer["testkey"] = "new value"
stack = PropertyStack()
stack.addLayer(0, first_layer)
mock = Mock()
stack.wireProperty("testkey", mock.method)
mock.method.assert_called_once_with("old value")
mock.reset_mock()
stack.replaceLayer(0, second_layer)
mock.method.assert_called_once_with("new value")
def testUnwiresEventsOnRemoval(self):
layer = PropertyLayer()
layer["testkey"] = "before"
stack = PropertyStack()
stack.addLayer(0, layer)
mock = Mock()
stack.wire(mock.method)
stack.removeLayer(layer)
mock.method.assert_called_once_with("testkey", None)
mock.reset_mock()
layer["testkey"] = "after"
mock.method.assert_not_called()
def testReplaceLayerNoEventWhenValueUnchanged(self):
fixed = PropertyLayer()
fixed["testkey"] = "fixed value"
first_layer = PropertyLayer()
first_layer["testkey"] = "same value"
second_layer = PropertyLayer()
second_layer["testkey"] = "same value"
stack = PropertyStack()
stack.addLayer(1, fixed)
stack.addLayer(0, first_layer)
mock = Mock()
stack.wire(mock.method)
mock.method.assert_not_called()
stack.replaceLayer(0, second_layer)
mock.method.assert_not_called()