Add test for given names with unicode types

tests/steps/test_unicode.py

@@ -33,6 +33,9 @@ def string():
     return {'content': ''}
 
 
+given(u"I have an alias with a unicode type for foo", fixture="foo")
+
+
 @given(parsers.parse(u"у мене є рядок який містить '{content}'"))
 def there_is_a_string_with_content(content, string):
     """Create string with unicode content."""

tests/steps/unicode.feature

@@ -7,3 +7,7 @@ Feature: Юнікодні символи
     Scenario: Steps in .py file have unicode
         Given there is an other string with content 'якийсь контент'
         Then I should see that the other string equals to content 'якийсь контент'
+
+    Scenario: Given names have unicode types
+        Given I have an alias with a unicode type for foo
+        Then foo should be "foo"