Fixed failing tests.

Author: Nurdok

src/tests/test_cases/test.py

@@ -1,7 +1,7 @@
 # encoding: utf-8
 # No docstring, so we can test D100
 import sys
-from expected import Expectation
+from .expected import Expectation
 
 
 expectation = Expectation()

src/tests/test_cases/unicode_literals.py

@@ -2,7 +2,7 @@
 """This is a module."""
 
 from __future__ import unicode_literals
-from expected import Expectation
+from .expected import Expectation
 
 
 expectation = Expectation()

src/tests/test_definitions.py

@@ -132,7 +132,7 @@ def test_pep257():
         case_module = __import__('test_cases.{0}'.format(test_case),
                                  globals=globals(),
                                  locals=locals(),
-                                 fromlist=['expected'],
+                                 fromlist=['expectation'],
                                  level=1)
         # from .test_cases import test
         results = list(check([os.path.join(os.path.dirname(__file__),