openwebrx-clone/test/property/test_property_layer.py
2020-03-24 00:18:10 +01:00

61 lines
1.7 KiB
Python

from owrx.property import PropertyLayer
from unittest import TestCase
from unittest.mock import Mock
class PropertyLayerTest(TestCase):
def testKeyIsset(self):
pm = PropertyLayer()
self.assertFalse("some_key" in pm)
def testKeyError(self):
pm = PropertyLayer()
with self.assertRaises(KeyError):
x = pm["some_key"]
def testSubscription(self):
pm = PropertyLayer()
pm["testkey"] = "before"
mock = Mock()
pm.wire(mock.method)
pm["testkey"] = "after"
mock.method.assert_called_once_with("testkey", "after")
def testUnsubscribe(self):
pm = PropertyLayer()
pm["testkey"] = "before"
mock = Mock()
sub = pm.wire(mock.method)
pm["testkey"] = "between"
mock.method.assert_called_once_with("testkey", "between")
mock.reset_mock()
pm.unwire(sub)
pm["testkey"] = "after"
mock.method.assert_not_called()
def testContains(self):
pm = PropertyLayer()
pm["testkey"] = "value"
self.assertTrue("testkey" in pm)
def testDoesNotContain(self):
pm = PropertyLayer()
self.assertFalse("testkey" in pm)
def testSubscribeBeforeSet(self):
pm = PropertyLayer()
mock = Mock()
pm.wireProperty("testkey", mock.method)
mock.method.assert_not_called()
pm["testkey"] = "newvalue"
mock.method.assert_called_once_with("newvalue")
def testEventPreventedWhenValueUnchanged(self):
pm = PropertyLayer()
pm["testkey"] = "testvalue"
mock = Mock()
pm.wire(mock.method)
pm["testkey"] = "testvalue"
mock.method.assert_not_called()