Add ability to filter from categories with unicode

Change-Id: I31974dc6044ffcd7411e0a5ed95b2599587004fa
closes-bug: 1473640

muranoclient/tests/unit/test_methods.py

@@ -226,6 +226,27 @@ class UnitTestsForClassesAndFunctions(testtools.TestCase):
 
         self.assertEqual(api.json_request.call_count, 2)
 
+    def test_package_filter_encoding_good(self):
+        responses = [
+            {'next_marker': 'test_marker',
+             'packages': [{'name': 'test_package_1'}]},
+            {'packages': [{'name': 'test_package_2'}]}
+        ]
+
+        def json_request(method, url, *args, **kwargs):
+            self.assertIn('category=%D0%BF%D0%B8%D0%B2%D0%BE', url)
+            return mock.MagicMock(), responses.pop(0)
+
+        api = mock.MagicMock()
+        api.configure_mock(**{'json_request.side_effect': json_request})
+
+        manager = packages.PackageManager(api)
+        category = '\xd0\xbf\xd0\xb8\xd0\xb2\xd0\xbe'
+        kwargs = {'category': category.decode('utf-8')}
+        list(manager.filter(**kwargs))
+
+        self.assertEqual(api.json_request.call_count, 2)
+
     def test_action_manager_get_result(self):
         api_mock = mock.MagicMock(
             json_request=lambda *args, **kwargs: (None, {'a': 'b'}))

muranoclient/v1/packages.py

@@ -12,6 +12,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import six
 import urllib
 
 from oslo_log import log as logging
@@ -70,7 +71,12 @@ class PackageManager(base.Manager):
         return self._get('/v1/catalog/packages/{0}'.format(app_id))
 
     def filter(self, **kwargs):
+
         def construct_url(params):
+            for k, v in params.items():
+                if isinstance(v, six.text_type):
+                    v = v.encode('utf-8')
+                    params[k] = v
             return '?'.join(
                 ['/v1/catalog/packages', urllib.urlencode(params, doseq=True)]
             )