Replace assertDictMatch with assertDictEqual

assertDictMatch was introduced for Python 2.6 only. Python 2.7+
contains assertDictEqual.

Change-Id: I4914981029995a28cffa8b39e8757f77890a3c2b
Closes-bug: #1646433

os_brick/tests/base.py

@@ -103,61 +103,3 @@ class TestCase(testtools.TestCase):
         result = patcher.start()
         self.addCleanup(patcher.stop)
         return result
-
-    # Useful assertions
-    def assertDictMatch(self, d1, d2, approx_equal=False, tolerance=0.001):
-        """Assert two dicts are equivalent.
-
-        This is a 'deep' match in the sense that it handles nested
-        dictionaries appropriately.
-
-        NOTE:
-
-            If you don't care (or don't know) a given value, you can specify
-            the string DONTCARE as the value. This will cause that dict-item
-            to be skipped.
-
-        """
-        def raise_assertion(msg):
-            d1str = d1
-            d2str = d2
-            base_msg = ('Dictionaries do not match. %(msg)s d1: %(d1str)s '
-                        'd2: %(d2str)s' %
-                        {'msg': msg, 'd1str': d1str, 'd2str': d2str})
-            raise AssertionError(base_msg)
-
-        d1keys = set(d1.keys())
-        d2keys = set(d2.keys())
-        if d1keys != d2keys:
-            d1only = d1keys - d2keys
-            d2only = d2keys - d1keys
-            raise_assertion('Keys in d1 and not d2: %(d1only)s. '
-                            'Keys in d2 and not d1: %(d2only)s' %
-                            {'d1only': d1only, 'd2only': d2only})
-
-        for key in d1keys:
-            d1value = d1[key]
-            d2value = d2[key]
-            try:
-                error = abs(float(d1value) - float(d2value))
-                within_tolerance = error <= tolerance
-            except (ValueError, TypeError):
-                # If both values aren't convertible to float, just ignore
-                # ValueError if arg is a str, TypeError if it's something else
-                # (like None)
-                within_tolerance = False
-
-            if hasattr(d1value, 'keys') and hasattr(d2value, 'keys'):
-                self.assertDictMatch(d1value, d2value)
-            elif 'DONTCARE' in (d1value, d2value):
-                continue
-            elif approx_equal and within_tolerance:
-                continue
-            elif d1value != d2value:
-                raise_assertion("d1['%(key)s']=%(d1value)s != "
-                                "d2['%(key)s']=%(d2value)s" %
-                                {
-                                    'key': key,
-                                    'd1value': d1value,
-                                    'd2value': d2value,
-                                })

os_brick/tests/initiator/connectors/test_aoe.py

@@ -99,7 +99,7 @@ class AoEConnectorTestCase(test_connector.ConnectorTestCase):
             volume_info = self.connector.connect_volume(
                 self.connection_properties)
 
-        self.assertDictMatch(volume_info, expected_info)
+        self.assertDictEqual(volume_info, expected_info)
 
     @mock.patch.object(os.path, 'exists', return_value=False)
     def test_connect_volume_could_not_discover_path(self, exists_mock):