Abstraction in exceptions tests

tests/test_exceptions.py

@@ -4,37 +4,27 @@ from minecraft.exceptions import DeserializationError, SerializationError
 import unittest
 
 
-class RaiseYggdrasilError(unittest.TestCase):
-    def test_raise_yggdrasil_error(self):
-        with self.assertRaises(YggdrasilError):
-            raise YggdrasilError
+class BaseRaiseExceptionTest(unittest.TestCase):
+    EXCEPTION_TO_TEST = Exception
 
-    def test_raise_yggdrasil_error_message(self):
-        with self.assertRaises(YggdrasilError) as e:
-            raise YggdrasilError("Error!")
+    def test_raise_error(self):
+        with self.assertRaises(self.EXCEPTION_TO_TEST):
+            raise self.EXCEPTION_TO_TEST
+
+    def test_raise_error_message(self):
+        with self.assertRaises(self.EXCEPTION_TO_TEST) as e:
+            raise self.EXCEPTION_TO_TEST("Error!")
 
         self.assertEqual(str(e.exception), "Error!")
 
 
-class RaiseDeserializationError(unittest.TestCase):
-    def test_raise_deserialization_error(self):
-        with self.assertRaises(DeserializationError):
-            raise DeserializationError
-
-    def test_raise_deserialization_error_message(self):
-        with self.assertRaises(DeserializationError) as e:
-            raise DeserializationError("Error!")
-
-        self.assertEqual(str(e.exception), "Error!")
+class RaiseYggdrasilError(BaseRaiseExceptionTest):
+    EXCEPTION_TO_TEST = YggdrasilError
 
 
-class RaiseSerializationError(unittest.TestCase):
-    def test_raise_serialization_error(self):
-        with self.assertRaises(SerializationError):
-            raise SerializationError
+class RaiseDeserializationError(BaseRaiseExceptionTest):
+    EXCEPTION_TO_TEST = DeserializationError
 
-    def test_raise_serialization_error_message(self):
-        with self.assertRaises(SerializationError) as e:
-            raise SerializationError("Error!")
 
-        self.assertEqual(str(e.exception), "Error!")
+class RaiseSerializationError(BaseRaiseExceptionTest):
+    EXCEPTION_TO_TEST = SerializationError