add first shot at active list implementation

test/owrx/active/list/test_active_list.py

@@ -0,0 +1,73 @@
+from owrx.active.list import ActiveList
+from unittest import TestCase
+from unittest.mock import Mock
+
+
+class ActiveListTest(TestCase):
+    def testListIndexReadAccess(self):
+        list = ActiveList(["testvalue"])
+        self.assertEqual(list[0], "testvalue")
+
+    def testListIndexWriteAccess(self):
+        list = ActiveList(["initialvalue"])
+        list[0] = "testvalue"
+        self.assertEqual(list[0], "testvalue")
+
+    def testListLength(self):
+        list = ActiveList(["somevalue"])
+        self.assertEqual(len(list), 1)
+
+    def testListIndexChangeNotification(self):
+        list = ActiveList(["initialvalue"])
+        listenerMock = Mock()
+        list.addListener(listenerMock)
+        list[0] = "testvalue"
+        listenerMock.onIndexChanged.assert_called_once_with(0, "testvalue")
+
+    def testListIndexChangeNotficationNotDisturbedByException(self):
+        list = ActiveList(["initialvalue"])
+        throwingMock = Mock()
+        throwingMock.onIndexChanged.side_effect = RuntimeError("this is a drill")
+        list.addListener(throwingMock)
+        listenerMock = Mock()
+        list.addListener(listenerMock)
+        list[0] = "testvalue"
+        listenerMock.onIndexChanged.assert_called_once_with(0, "testvalue")
+
+    def testListAppend(self):
+        list = ActiveList()
+        list.append("testvalue")
+        self.assertEqual(len(list), 1)
+        self.assertEqual(list[0], "testvalue")
+
+    def testListAppendNotification(self):
+        list = ActiveList()
+        listenerMock = Mock()
+        list.addListener(listenerMock)
+        list.append("testvalue")
+        listenerMock.onAppend.assert_called_once_with("testvalue")
+
+    def testListDelete(self):
+        list = ActiveList(["value1", "value2"])
+        del list[0]
+        self.assertEqual(len(list), 1)
+        self.assertEqual(list[0], "value2")
+
+    def testListDelteNotification(self):
+        list = ActiveList(["value1", "value2"])
+        listenerMock = Mock()
+        list.addListener(listenerMock)
+        del list[0]
+        listenerMock.onDelete.assert_called_once_with(0)
+
+    def testListDeleteByValue(self):
+        list = ActiveList(["value1", "value2"])
+        list.remove("value1")
+        self.assertEqual(len(list), 1)
+        self.assertEqual(list[0], "value2")
+
+    def testListComprehension(self):
+        list = ActiveList(["initialvalue"])
+        x = [m for m in list]
+        self.assertEqual(len(x), 1)
+        self.assertEqual(x[0], "initialvalue")