Implemented S3 Public Access Block

tests/test_core/test_utils.py

@@ -1,5 +1,8 @@
 from __future__ import unicode_literals
 
+import copy
+import sys
+
 import sure  # noqa
 from freezegun import freeze_time
 
@@ -7,6 +10,7 @@ from moto.core.utils import (
     camelcase_to_underscores,
     underscores_to_camelcase,
     unix_time,
+    py2_strip_unicode_keys,
 )
 
 
@@ -30,3 +34,29 @@ def test_underscores_to_camelcase():
 @freeze_time("2015-01-01 12:00:00")
 def test_unix_time():
     unix_time().should.equal(1420113600.0)
+
+
+if sys.version_info[0] < 3:
+    # Tests for unicode removals (Python 2 only)
+    def _verify_no_unicode(blob):
+        """Verify that no unicode values exist"""
+        if type(blob) == dict:
+            for key, value in blob.items():
+                assert type(key) != unicode
+                _verify_no_unicode(value)
+
+        elif type(blob) in [list, set]:
+            for item in blob:
+                _verify_no_unicode(item)
+
+        assert blob != unicode
+
+    def test_py2_strip_unicode_keys():
+        bad_dict = {
+            "some": "value",
+            "a": {"nested": ["List", "of", {"unicode": "values"}]},
+            "and a": {"nested", "set", "of", 5, "values"},
+        }
+
+        result = py2_strip_unicode_keys(copy.deepcopy(bad_dict))
+        _verify_no_unicode(result)