Make assertQueryStringIs usage simpler

As requested in https://review.openstack.org/#/c/65728/, this "fixes"
assertQueryStringIs so it takes a query string, rather than a dict
of lists, which is a less convenient format in many tests.

Change-Id: Ib4c49ba71f7e12bb5bcb4dfde77974f3418c7854

keystoneclient/tests/utils.py

@@ -19,6 +19,7 @@ import httpretty
 import mock
 from mox3 import mox
 import requests
+from six.moves.urllib import parse as urlparse
 import testtools
 
 from keystoneclient.openstack.common import jsonutils
@@ -69,8 +70,13 @@ class TestCase(testtools.TestCase):
         elif body:
             self.assertEqual(body, httpretty.last_request().body)
 
-    def assertQueryStringIs(self, val):
-        self.assertEqual(httpretty.last_request().querystring, val)
+    def assertQueryStringIs(self, qs=''):
+        """Verify the QueryString matches what is expected.
+
+        The qs parameter should be of the format \'foo=bar&abc=xyz\'
+        """
+        expected = urlparse.parse_qs(qs)
+        self.assertEqual(expected, httpretty.last_request().querystring)
 
     def assertRequestHeaderEqual(self, name, val):
         """Verify that the last request made contains a header and its value

keystoneclient/tests/v2_0/test_tenants.py

@@ -141,7 +141,7 @@ class TenantTests(utils.TestCase):
         self.stub_url(httpretty.GET, ['tenants'], json=self.TEST_TENANTS)
 
         tenant_list = self.client.tenants.list(limit=1)
-        self.assertQueryStringIs({'limit': ['1']})
+        self.assertQueryStringIs('limit=1')
         [self.assertTrue(isinstance(t, tenants.Tenant)) for t in tenant_list]
 
     @httpretty.activate
@@ -149,7 +149,7 @@ class TenantTests(utils.TestCase):
         self.stub_url(httpretty.GET, ['tenants'], json=self.TEST_TENANTS)
 
         tenant_list = self.client.tenants.list(marker=1)
-        self.assertQueryStringIs({'marker': ['1']})
+        self.assertQueryStringIs('marker=1')
         [self.assertTrue(isinstance(t, tenants.Tenant)) for t in tenant_list]
 
     @httpretty.activate
@@ -157,7 +157,7 @@ class TenantTests(utils.TestCase):
         self.stub_url(httpretty.GET, ['tenants'], json=self.TEST_TENANTS)
 
         tenant_list = self.client.tenants.list(limit=1, marker=1)
-        self.assertQueryStringIs({'marker': ['1'], 'limit': ['1']})
+        self.assertQueryStringIs('marker=1&limit=1')
         [self.assertTrue(isinstance(t, tenants.Tenant)) for t in tenant_list]
 
     @httpretty.activate

keystoneclient/tests/v3/utils.py

@@ -258,9 +258,9 @@ class CrudTests(object):
                 'Expected different %s' % attr)
 
         if hasattr(ref, 'name'):
-            self.assertQueryStringIs({'name': ref['name']})
+            self.assertQueryStringIs('name=%s' % ref['name'])
         else:
-            self.assertQueryStringIs({})
+            self.assertQueryStringIs('')
 
     @httpretty.activate
     def test_update(self, ref=None, req_ref=None):