diff --git a/tempest/api/network/base.py b/tempest/api/network/base.py
index 834c010..d9b2848 100644
--- a/tempest/api/network/base.py
+++ b/tempest/api/network/base.py
@@ -83,6 +83,7 @@
         cls.fw_rules = []
         cls.fw_policies = []
         cls.ipsecpolicies = []
+        cls.ethertype = "IPv" + str(cls._ip_version)
 
     @classmethod
     def resource_cleanup(cls):
diff --git a/tempest/api/network/test_security_groups.py b/tempest/api/network/test_security_groups.py
index 9764b4d..58ad39c 100644
--- a/tempest/api/network/test_security_groups.py
+++ b/tempest/api/network/test_security_groups.py
@@ -17,11 +17,15 @@
 
 from tempest.api.network import base_security_groups as base
 from tempest.common.utils import data_utils
+from tempest import config
 from tempest import test
 
+CONF = config.CONF
+
 
 class SecGroupTest(base.BaseSecGroupTest):
     _interface = 'json'
+    _tenant_network_cidr = CONF.network.tenant_network_cidr
 
     @classmethod
     def resource_setup(cls):
@@ -30,6 +34,40 @@
             msg = "security-group extension not enabled."
             raise cls.skipException(msg)
 
+    def _create_verify_security_group_rule(self, sg_id, direction,
+                                           ethertype, protocol,
+                                           port_range_min,
+                                           port_range_max,
+                                           remote_group_id=None,
+                                           remote_ip_prefix=None):
+        # Create Security Group rule with the input params and validate
+        # that SG rule is created with the same parameters.
+        resp, rule_create_body = self.client.create_security_group_rule(
+            security_group_id=sg_id,
+            direction=direction,
+            ethertype=ethertype,
+            protocol=protocol,
+            port_range_min=port_range_min,
+            port_range_max=port_range_max,
+            remote_group_id=remote_group_id,
+            remote_ip_prefix=remote_ip_prefix
+        )
+
+        sec_group_rule = rule_create_body['security_group_rule']
+        self.addCleanup(self._delete_security_group_rule,
+                        sec_group_rule['id'])
+
+        expected = {'direction': direction, 'protocol': protocol,
+                    'ethertype': ethertype, 'port_range_min': port_range_min,
+                    'port_range_max': port_range_max,
+                    'remote_group_id': remote_group_id,
+                    'remote_ip_prefix': remote_ip_prefix}
+        for key, value in six.iteritems(expected):
+            self.assertEqual(value, sec_group_rule[key],
+                             "Field %s of the created security group "
+                             "rule does not match with %s." %
+                             (key, value))
+
     @test.attr(type='smoke')
     def test_list_security_groups(self):
         # Verify the that security group belonging to tenant exist in list
@@ -80,7 +118,8 @@
             _, rule_create_body = self.client.create_security_group_rule(
                 security_group_id=group_create_body['security_group']['id'],
                 protocol=protocol,
-                direction='ingress'
+                direction='ingress',
+                ethertype=self.ethertype
             )
 
             # Show details of the created security rule
@@ -102,30 +141,93 @@
 
     @test.attr(type='smoke')
     def test_create_security_group_rule_with_additional_args(self):
-        # Verify creating security group rule with the following
-        # arguments works: "protocol": "tcp", "port_range_max": 77,
-        # "port_range_min": 77, "direction":"ingress".
-        group_create_body, _ = self._create_security_group()
+        """Verify security group rule with additional arguments works.
 
+        direction:ingress, ethertype:[IPv4/IPv6],
+        protocol:tcp, port_range_min:77, port_range_max:77
+        """
+        group_create_body, _ = self._create_security_group()
+        sg_id = group_create_body['security_group']['id']
         direction = 'ingress'
         protocol = 'tcp'
         port_range_min = 77
         port_range_max = 77
-        _, rule_create_body = self.client.create_security_group_rule(
-            security_group_id=group_create_body['security_group']['id'],
-            direction=direction,
-            protocol=protocol,
-            port_range_min=port_range_min,
-            port_range_max=port_range_max
-        )
+        self._create_verify_security_group_rule(sg_id, direction,
+                                                self.ethertype, protocol,
+                                                port_range_min,
+                                                port_range_max)
 
-        sec_group_rule = rule_create_body['security_group_rule']
+    @test.attr(type='smoke')
+    def test_create_security_group_rule_with_icmp_type_code(self):
+        """Verify security group rule for icmp protocol works.
 
-        self.assertEqual(sec_group_rule['direction'], direction)
-        self.assertEqual(sec_group_rule['protocol'], protocol)
-        self.assertEqual(int(sec_group_rule['port_range_min']), port_range_min)
-        self.assertEqual(int(sec_group_rule['port_range_max']), port_range_max)
+        Specify icmp type (port_range_min) and icmp code
+        (port_range_max) with different values. A seperate testcase
+        is added for icmp protocol as icmp validation would be
+        different from tcp/udp.
+        """
+        group_create_body, _ = self._create_security_group()
+
+        sg_id = group_create_body['security_group']['id']
+        direction = 'ingress'
+        protocol = 'icmp'
+        icmp_type_codes = [(3, 2), (2, 3), (3, 0), (2, None)]
+        for icmp_type, icmp_code in icmp_type_codes:
+            self._create_verify_security_group_rule(sg_id, direction,
+                                                    self.ethertype, protocol,
+                                                    icmp_type, icmp_code)
+
+    @test.attr(type='smoke')
+    def test_create_security_group_rule_with_remote_group_id(self):
+        # Verify creating security group rule with remote_group_id works
+        sg1_body, _ = self._create_security_group()
+        sg2_body, _ = self._create_security_group()
+
+        sg_id = sg1_body['security_group']['id']
+        direction = 'ingress'
+        protocol = 'udp'
+        port_range_min = 50
+        port_range_max = 55
+        remote_id = sg2_body['security_group']['id']
+        self._create_verify_security_group_rule(sg_id, direction,
+                                                self.ethertype, protocol,
+                                                port_range_min,
+                                                port_range_max,
+                                                remote_group_id=remote_id)
+
+    @test.attr(type='smoke')
+    def test_create_security_group_rule_with_remote_ip_prefix(self):
+        # Verify creating security group rule with remote_ip_prefix works
+        sg1_body, _ = self._create_security_group()
+
+        sg_id = sg1_body['security_group']['id']
+        direction = 'ingress'
+        protocol = 'tcp'
+        port_range_min = 76
+        port_range_max = 77
+        ip_prefix = self._tenant_network_cidr
+        self._create_verify_security_group_rule(sg_id, direction,
+                                                self.ethertype, protocol,
+                                                port_range_min,
+                                                port_range_max,
+                                                remote_ip_prefix=ip_prefix)
 
 
 class SecGroupTestXML(SecGroupTest):
     _interface = 'xml'
+
+
+class SecGroupIPv6Test(SecGroupTest):
+    _ip_version = 6
+    _tenant_network_cidr = CONF.network.tenant_network_v6_cidr
+
+    @classmethod
+    def setUpClass(cls):
+        if not CONF.network_feature_enabled.ipv6:
+            skip_msg = "IPv6 Tests are disabled."
+            raise cls.skipException(skip_msg)
+        super(SecGroupIPv6Test, cls).setUpClass()
+
+
+class SecGroupIPv6TestXML(SecGroupIPv6Test):
+    _interface = 'xml'
diff --git a/tempest/api/network/test_security_groups_negative.py b/tempest/api/network/test_security_groups_negative.py
index 9c6c267..2e3091e 100644
--- a/tempest/api/network/test_security_groups_negative.py
+++ b/tempest/api/network/test_security_groups_negative.py
@@ -16,12 +16,16 @@
 import uuid
 
 from tempest.api.network import base_security_groups as base
+from tempest import config
 from tempest import exceptions
 from tempest import test
 
+CONF = config.CONF
+
 
 class NegativeSecGroupTest(base.BaseSecGroupTest):
     _interface = 'json'
+    _tenant_network_cidr = CONF.network.tenant_network_cidr
 
     @classmethod
     def resource_setup(cls):
@@ -60,23 +64,87 @@
         self.assertRaises(
             exceptions.BadRequest, self.client.create_security_group_rule,
             security_group_id=group_create_body['security_group']['id'],
-            protocol=pname, direction='ingress')
+            protocol=pname, direction='ingress', ethertype=self.ethertype)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_create_security_group_rule_with_bad_remote_ip_prefix(self):
+        group_create_body, _ = self._create_security_group()
+
+        # Create rule with bad remote_ip_prefix
+        prefix = ['192.168.1./24', '192.168.1.1/33', 'bad_prefix', '256']
+        for remote_ip_prefix in prefix:
+            self.assertRaises(
+                exceptions.BadRequest, self.client.create_security_group_rule,
+                security_group_id=group_create_body['security_group']['id'],
+                protocol='tcp', direction='ingress', ethertype=self.ethertype,
+                remote_ip_prefix=remote_ip_prefix)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_create_security_group_rule_with_non_existent_remote_groupid(self):
+        group_create_body, _ = self._create_security_group()
+        non_exist_id = str(uuid.uuid4())
+
+        # Create rule with non existent remote_group_id
+        group_ids = ['bad_group_id', non_exist_id]
+        for remote_group_id in group_ids:
+            self.assertRaises(
+                exceptions.NotFound, self.client.create_security_group_rule,
+                security_group_id=group_create_body['security_group']['id'],
+                protocol='tcp', direction='ingress', ethertype=self.ethertype,
+                remote_group_id=remote_group_id)
+
+    @test.attr(type=['negative', 'gate'])
+    def test_create_security_group_rule_with_remote_ip_and_group(self):
+        sg1_body, _ = self._create_security_group()
+        sg2_body, _ = self._create_security_group()
+
+        # Create rule specifying both remote_ip_prefix and remote_group_id
+        prefix = self._tenant_network_cidr
+        self.assertRaises(
+            exceptions.BadRequest, self.client.create_security_group_rule,
+            security_group_id=sg1_body['security_group']['id'],
+            protocol='tcp', direction='ingress',
+            ethertype=self.ethertype, remote_ip_prefix=prefix,
+            remote_group_id=sg2_body['security_group']['id'])
+
+    @test.attr(type=['negative', 'gate'])
+    def test_create_security_group_rule_with_bad_ethertype(self):
+        group_create_body, _ = self._create_security_group()
+
+        # Create rule with bad ethertype
+        ethertype = 'bad_ethertype'
+        self.assertRaises(
+            exceptions.BadRequest, self.client.create_security_group_rule,
+            security_group_id=group_create_body['security_group']['id'],
+            protocol='udp', direction='ingress', ethertype=ethertype)
 
     @test.attr(type=['negative', 'gate'])
     def test_create_security_group_rule_with_invalid_ports(self):
         group_create_body, _ = self._create_security_group()
 
-        # Create rule with invalid ports
+        # Create rule for tcp protocol with invalid ports
         states = [(-16, 80, 'Invalid value for port -16'),
                   (80, 79, 'port_range_min must be <= port_range_max'),
                   (80, 65536, 'Invalid value for port 65536'),
+                  (None, 6, 'port_range_min must be <= port_range_max'),
                   (-16, 65536, 'Invalid value for port')]
         for pmin, pmax, msg in states:
             ex = self.assertRaises(
                 exceptions.BadRequest, self.client.create_security_group_rule,
                 security_group_id=group_create_body['security_group']['id'],
                 protocol='tcp', port_range_min=pmin, port_range_max=pmax,
-                direction='ingress')
+                direction='ingress', ethertype=self.ethertype)
+            self.assertIn(msg, str(ex))
+
+        # Create rule for icmp protocol with invalid ports
+        states = [(1, 256, 'Invalid value for ICMP code'),
+                  (300, 1, 'Invalid value for ICMP type')]
+        for pmin, pmax, msg in states:
+            ex = self.assertRaises(
+                exceptions.BadRequest, self.client.create_security_group_rule,
+                security_group_id=group_create_body['security_group']['id'],
+                protocol='icmp', port_range_min=pmin, port_range_max=pmax,
+                direction='ingress', ethertype=self.ethertype)
             self.assertIn(msg, str(ex))
 
     @test.attr(type=['negative', 'smoke'])
@@ -88,14 +156,54 @@
                           name=name)
 
     @test.attr(type=['negative', 'smoke'])
+    def test_create_duplicate_security_group_rule_fails(self):
+        # Create duplicate security group rule, it should fail.
+        body, _ = self._create_security_group()
+
+        min_port = 66
+        max_port = 67
+        # Create a rule with valid params
+        resp, _ = self.client.create_security_group_rule(
+            security_group_id=body['security_group']['id'],
+            direction='ingress',
+            ethertype=self.ethertype,
+            protocol='tcp',
+            port_range_min=min_port,
+            port_range_max=max_port
+        )
+
+        # Try creating the same security group rule, it should fail
+        self.assertRaises(
+            exceptions.Conflict, self.client.create_security_group_rule,
+            security_group_id=body['security_group']['id'],
+            protocol='tcp', direction='ingress', ethertype=self.ethertype,
+            port_range_min=min_port, port_range_max=max_port)
+
+    @test.attr(type=['negative', 'smoke'])
     def test_create_security_group_rule_with_non_existent_security_group(self):
         # Create security group rules with not existing security group.
         non_existent_sg = str(uuid.uuid4())
         self.assertRaises(exceptions.NotFound,
                           self.client.create_security_group_rule,
                           security_group_id=non_existent_sg,
-                          direction='ingress')
+                          direction='ingress', ethertype=self.ethertype)
 
 
 class NegativeSecGroupTestXML(NegativeSecGroupTest):
     _interface = 'xml'
+
+
+class NegativeSecGroupIPv6Test(NegativeSecGroupTest):
+    _ip_version = 6
+    _tenant_network_cidr = CONF.network.tenant_network_v6_cidr
+
+    @classmethod
+    def setUpClass(cls):
+        if not CONF.network_feature_enabled.ipv6:
+            skip_msg = "IPv6 Tests are disabled."
+            raise cls.skipException(skip_msg)
+        super(NegativeSecGroupIPv6Test, cls).setUpClass()
+
+
+class NegativeSecGroupIPv6TestXML(NegativeSecGroupIPv6Test):
+    _interface = 'xml'
diff --git a/tempest/api_schema/request/compute/flavors.py b/tempest/api_schema/request/compute/flavors.py
index 8fe9e3a..adaaf27 100644
--- a/tempest/api_schema/request/compute/flavors.py
+++ b/tempest/api_schema/request/compute/flavors.py
@@ -40,14 +40,19 @@
     "json-schema": {
         "type": "object",
         "properties": {
-            "name": {"type": "string"},
-            "ram": {"type": "integer", "minimum": 1},
-            "vcpus": {"type": "integer", "minimum": 1},
-            "disk": {"type": "integer"},
-            "id": {"type": "integer"},
-            "swap": {"type": "integer"},
-            "rxtx_factor": {"type": "integer"},
-            "OS-FLV-EXT-DATA:ephemeral": {"type": "integer"}
+           "flavor": {
+               "type": "object",
+               "properties": {
+                   "name": {"type": "string",
+                            "exclude_tests": ["gen_str_min_length"]},
+                   "ram": {"type": "integer", "minimum": 1},
+                   "vcpus": {"type": "integer", "minimum": 1},
+                   "disk": {"type": "integer"},
+                   "id": {"type": "integer",
+                          "exclude_tests": ["gen_none", "gen_string"]
+                          },
+                   }
+               }
         }
     }
 }
diff --git a/tempest/common/generator/base_generator.py b/tempest/common/generator/base_generator.py
index 0398af1..3f405b1 100644
--- a/tempest/common/generator/base_generator.py
+++ b/tempest/common/generator/base_generator.py
@@ -13,6 +13,7 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import copy
 import functools
 
 import jsonschema
@@ -30,9 +31,11 @@
     return expected_result
 
 
-def generator_type(*args):
+def generator_type(*args, **kwargs):
     def wrapper(func):
         func.types = args
+        for key in kwargs:
+            setattr(func, key, kwargs[key])
         return func
     return wrapper
 
@@ -106,37 +109,74 @@
             jsonschema.Draft4Validator.check_schema(schema['json-schema'])
         jsonschema.validate(schema, self.schema)
 
-    def generate(self, schema):
+    def generate_scenarios(self, schema, path=None):
         """
-        Generate an json dictionary based on a schema.
-        Only one value is mis-generated for each dictionary created.
+        Generates the scenario (all possible test cases) out of the given
+        schema.
 
-        Any generator must return a list of tuples or a single tuple.
-        The values of this tuple are:
-          result[0]: Name of the test
-          result[1]: json schema for the test
-          result[2]: expected result of the test (can be None)
+        :param schema: a dict style schema (see ``BasicGeneratorSet.schema``)
+        :param path: the schema path if the given schema is a subschema
         """
-        LOG.debug("generate_invalid: %s" % schema)
-        schema_type = schema["type"]
-        if isinstance(schema_type, list):
+        schema_type = schema['type']
+        scenarios = []
+
+        if schema_type == 'object':
+            properties = schema["properties"]
+            for attribute, definition in properties.iteritems():
+                current_path = copy.copy(path)
+                if path is not None:
+                    current_path.append(attribute)
+                else:
+                    current_path = [attribute]
+                scenarios.extend(
+                    self.generate_scenarios(definition, current_path))
+        elif isinstance(schema_type, list):
             if "integer" in schema_type:
                 schema_type = "integer"
             else:
                 raise Exception("non-integer list types not supported")
-        result = []
-        if schema_type not in self.types_dict:
-            raise TypeError("generator (%s) doesn't support type: %s"
-                            % (self.__class__.__name__, schema_type))
         for generator in self.types_dict[schema_type]:
-            ret = generator(schema)
-            if ret is not None:
-                if isinstance(ret, list):
-                    result.extend(ret)
-                elif isinstance(ret, tuple):
-                    result.append(ret)
-                else:
-                    raise Exception("generator (%s) returns invalid result: %s"
-                                    % (generator, ret))
-        LOG.debug("result: %s" % result)
-        return result
+            if hasattr(generator, "needed_property"):
+                prop = generator.needed_property
+                if (prop not in schema or
+                    schema[prop] is None or
+                    schema[prop] is False):
+                    continue
+
+            name = generator.__name__
+            if ("exclude_tests" in schema and
+               name in schema["exclude_tests"]):
+                continue
+            if path is not None:
+                name = "%s_%s" % ("_".join(path), name)
+            scenarios.append({
+                "_negtest_name": name,
+                "_negtest_generator": generator,
+                "_negtest_schema": schema,
+                "_negtest_path": path})
+        return scenarios
+
+    def generate_payload(self, test, schema):
+        """
+        Generates one jsonschema out of the given test. It's mandatory to use
+        generate_scenarios before to register all needed variables to the test.
+
+        :param test: A test object (scenario) with all _negtest variables on it
+        :param schema: schema for the test
+        """
+        generator = test._negtest_generator
+        ret = generator(test._negtest_schema)
+        path = copy.copy(test._negtest_path)
+        expected_result = None
+
+        if ret is not None:
+            generator_result = generator(test._negtest_schema)
+            invalid_snippet = generator_result[1]
+            expected_result = generator_result[2]
+            element = path.pop()
+            if len(path) > 0:
+                schema_snip = reduce(dict.get, path, schema)
+                schema_snip[element] = invalid_snippet
+            else:
+                schema[element] = invalid_snippet
+        return expected_result
diff --git a/tempest/common/generator/negative_generator.py b/tempest/common/generator/negative_generator.py
index 4f3d2cd..1d5ed43 100644
--- a/tempest/common/generator/negative_generator.py
+++ b/tempest/common/generator/negative_generator.py
@@ -47,65 +47,32 @@
         if min_length > 0:
             return "x" * (min_length - 1)
 
-    @base.generator_type("string")
+    @base.generator_type("string", needed_property="maxLength")
     @base.simple_generator
     def gen_str_max_length(self, schema):
         max_length = schema.get("maxLength", -1)
-        if max_length > -1:
-            return "x" * (max_length + 1)
+        return "x" * (max_length + 1)
 
-    @base.generator_type("integer")
+    @base.generator_type("integer", needed_property="minimum")
     @base.simple_generator
     def gen_int_min(self, schema):
-        if "minimum" in schema:
-            minimum = schema["minimum"]
-            if "exclusiveMinimum" not in schema:
-                minimum -= 1
-            return minimum
+        minimum = schema["minimum"]
+        if "exclusiveMinimum" not in schema:
+            minimum -= 1
+        return minimum
 
-    @base.generator_type("integer")
+    @base.generator_type("integer", needed_property="maximum")
     @base.simple_generator
     def gen_int_max(self, schema):
-        if "maximum" in schema:
-            maximum = schema["maximum"]
-            if "exclusiveMaximum" not in schema:
-                maximum += 1
-            return maximum
+        maximum = schema["maximum"]
+        if "exclusiveMaximum" not in schema:
+            maximum += 1
+        return maximum
 
-    @base.generator_type("object")
-    def gen_obj_remove_attr(self, schema):
-        invalids = []
-        valid_schema = valid.ValidTestGenerator().generate_valid(schema)
-        required = schema.get("required", [])
-        for r in required:
-            new_valid = copy.deepcopy(valid_schema)
-            del new_valid[r]
-            invalids.append(("gen_obj_remove_attr", new_valid, None))
-        return invalids
-
-    @base.generator_type("object")
+    @base.generator_type("object", needed_property="additionalProperties")
     @base.simple_generator
     def gen_obj_add_attr(self, schema):
         valid_schema = valid.ValidTestGenerator().generate_valid(schema)
-        if not schema.get("additionalProperties", True):
-            new_valid = copy.deepcopy(valid_schema)
-            new_valid["$$$$$$$$$$"] = "xxx"
-            return new_valid
-
-    @base.generator_type("object")
-    def gen_inv_prop_obj(self, schema):
-        LOG.debug("generate_invalid_object: %s" % schema)
-        valid_schema = valid.ValidTestGenerator().generate_valid(schema)
-        invalids = []
-        properties = schema["properties"]
-
-        for k, v in properties.iteritems():
-            for invalid in self.generate(v):
-                LOG.debug(v)
-                new_valid = copy.deepcopy(valid_schema)
-                new_valid[k] = invalid[1]
-                name = "prop_%s_%s" % (k, invalid[0])
-                invalids.append((name, new_valid, invalid[2]))
-
-        LOG.debug("generate_invalid_object return: %s" % invalids)
-        return invalids
+        new_valid = copy.deepcopy(valid_schema)
+        new_valid["$$$$$$$$$$"] = "xxx"
+        return new_valid
diff --git a/tempest/common/generator/valid_generator.py b/tempest/common/generator/valid_generator.py
index 0d7b398..7b80afc 100644
--- a/tempest/common/generator/valid_generator.py
+++ b/tempest/common/generator/valid_generator.py
@@ -54,5 +54,28 @@
             obj[k] = self.generate_valid(v)
         return obj
 
+    def generate(self, schema):
+        schema_type = schema["type"]
+        if isinstance(schema_type, list):
+            if "integer" in schema_type:
+                schema_type = "integer"
+            else:
+                raise Exception("non-integer list types not supported")
+        result = []
+        if schema_type not in self.types_dict:
+            raise TypeError("generator (%s) doesn't support type: %s"
+                            % (self.__class__.__name__, schema_type))
+        for generator in self.types_dict[schema_type]:
+            ret = generator(schema)
+            if ret is not None:
+                if isinstance(ret, list):
+                    result.extend(ret)
+                elif isinstance(ret, tuple):
+                    result.append(ret)
+                else:
+                    raise Exception("generator (%s) returns invalid result: %s"
+                                    % (generator, ret))
+        return result
+
     def generate_valid(self, schema):
         return self.generate(schema)[0][1]
diff --git a/tempest/services/compute/json/images_client.py b/tempest/services/compute/json/images_client.py
index 9877391..4af8331 100644
--- a/tempest/services/compute/json/images_client.py
+++ b/tempest/services/compute/json/images_client.py
@@ -76,7 +76,7 @@
     def get_image(self, image_id):
         """Returns the details of a single image."""
         resp, body = self.get("images/%s" % str(image_id))
-        self.expected_success(200, resp)
+        self.expected_success(200, resp.status)
         body = json.loads(body)
         self.validate_response(schema.get_image, resp, body)
         return resp, body['image']
diff --git a/tempest/services/compute/xml/images_client.py b/tempest/services/compute/xml/images_client.py
index 6b15404..94acf36 100644
--- a/tempest/services/compute/xml/images_client.py
+++ b/tempest/services/compute/xml/images_client.py
@@ -127,7 +127,7 @@
     def get_image(self, image_id):
         """Returns the details of a single image."""
         resp, body = self.get("images/%s" % str(image_id))
-        self.expected_success(200, resp)
+        self.expected_success(200, resp.status)
         body = self._parse_image(etree.fromstring(body))
         return resp, body
 
diff --git a/tempest/stress/actions/server_create_destroy.py b/tempest/stress/actions/server_create_destroy.py
index 4a9f0d5..34e299d 100644
--- a/tempest/stress/actions/server_create_destroy.py
+++ b/tempest/stress/actions/server_create_destroy.py
@@ -28,15 +28,13 @@
     def run(self):
         name = data_utils.rand_name("instance")
         self.logger.info("creating %s" % name)
-        resp, server = self.manager.servers_client.create_server(
+        _, server = self.manager.servers_client.create_server(
             name, self.image, self.flavor)
         server_id = server['id']
-        assert(resp.status == 202)
         self.manager.servers_client.wait_for_server_status(server_id,
                                                            'ACTIVE')
         self.logger.info("created %s" % server_id)
         self.logger.info("deleting %s" % name)
-        resp, _ = self.manager.servers_client.delete_server(server_id)
-        assert(resp.status == 204)
+        self.manager.servers_client.delete_server(server_id)
         self.manager.servers_client.wait_for_server_termination(server_id)
         self.logger.info("deleted %s" % server_id)
diff --git a/tempest/stress/actions/ssh_floating.py b/tempest/stress/actions/ssh_floating.py
index d78112c..5bc8cac 100644
--- a/tempest/stress/actions/ssh_floating.py
+++ b/tempest/stress/actions/ssh_floating.py
@@ -74,19 +74,17 @@
         self.logger.info("creating %s" % name)
         vm_args = self.vm_extra_args.copy()
         vm_args['security_groups'] = [self.sec_grp]
-        resp, server = servers_client.create_server(name, self.image,
-                                                    self.flavor,
-                                                    **vm_args)
+        _, server = servers_client.create_server(name, self.image,
+                                                 self.flavor,
+                                                 **vm_args)
         self.server_id = server['id']
-        assert(resp.status == 202)
         if self.wait_after_vm_create:
             self.manager.servers_client.wait_for_server_status(self.server_id,
                                                                'ACTIVE')
 
     def _destroy_vm(self):
         self.logger.info("deleting %s" % self.server_id)
-        resp, _ = self.manager.servers_client.delete_server(self.server_id)
-        assert(resp.status == 204)  # It cannot be 204 if I had to wait..
+        self.manager.servers_client.delete_server(self.server_id)
         self.manager.servers_client.wait_for_server_termination(self.server_id)
         self.logger.info("deleted %s" % self.server_id)
 
diff --git a/tempest/stress/actions/volume_attach_delete.py b/tempest/stress/actions/volume_attach_delete.py
index e0238d3..9c4070f 100644
--- a/tempest/stress/actions/volume_attach_delete.py
+++ b/tempest/stress/actions/volume_attach_delete.py
@@ -28,10 +28,9 @@
         # Step 1: create volume
         name = data_utils.rand_name("volume")
         self.logger.info("creating volume: %s" % name)
-        resp, volume = self.manager.volumes_client.create_volume(
+        _, volume = self.manager.volumes_client.create_volume(
             size=1,
             display_name=name)
-        assert(resp.status == 200)
         self.manager.volumes_client.wait_for_volume_status(volume['id'],
                                                            'available')
         self.logger.info("created volume: %s" % volume['id'])
@@ -39,20 +38,18 @@
         # Step 2: create vm instance
         vm_name = data_utils.rand_name("instance")
         self.logger.info("creating vm: %s" % vm_name)
-        resp, server = self.manager.servers_client.create_server(
+        _, server = self.manager.servers_client.create_server(
             vm_name, self.image, self.flavor)
         server_id = server['id']
-        assert(resp.status == 202)
         self.manager.servers_client.wait_for_server_status(server_id, 'ACTIVE')
         self.logger.info("created vm %s" % server_id)
 
         # Step 3: attach volume to vm
         self.logger.info("attach volume (%s) to vm %s" %
                          (volume['id'], server_id))
-        resp, body = self.manager.servers_client.attach_volume(server_id,
-                                                               volume['id'],
-                                                               '/dev/vdc')
-        assert(resp.status == 200)
+        self.manager.servers_client.attach_volume(server_id,
+                                                  volume['id'],
+                                                  '/dev/vdc')
         self.manager.volumes_client.wait_for_volume_status(volume['id'],
                                                            'in-use')
         self.logger.info("volume (%s) attached to vm %s" %
@@ -60,14 +57,12 @@
 
         # Step 4: delete vm
         self.logger.info("deleting vm: %s" % vm_name)
-        resp, _ = self.manager.servers_client.delete_server(server_id)
-        assert(resp.status == 204)
+        self.manager.servers_client.delete_server(server_id)
         self.manager.servers_client.wait_for_server_termination(server_id)
         self.logger.info("deleted vm: %s" % server_id)
 
         # Step 5: delete volume
         self.logger.info("deleting volume: %s" % volume['id'])
-        resp, _ = self.manager.volumes_client.delete_volume(volume['id'])
-        assert(resp.status == 202)
+        self.manager.volumes_client.delete_volume(volume['id'])
         self.manager.volumes_client.wait_for_resource_deletion(volume['id'])
         self.logger.info("deleted volume: %s" % volume['id'])
diff --git a/tempest/stress/actions/volume_attach_verify.py b/tempest/stress/actions/volume_attach_verify.py
index 0d3cb23..a13d890 100644
--- a/tempest/stress/actions/volume_attach_verify.py
+++ b/tempest/stress/actions/volume_attach_verify.py
@@ -24,12 +24,10 @@
 
     def _create_keypair(self):
         keyname = data_utils.rand_name("key")
-        resp, self.key = self.manager.keypairs_client.create_keypair(keyname)
-        assert(resp.status == 200)
+        _, self.key = self.manager.keypairs_client.create_keypair(keyname)
 
     def _delete_keypair(self):
-        resp, _ = self.manager.keypairs_client.delete_keypair(self.key['name'])
-        assert(resp.status == 202)
+        self.manager.keypairs_client.delete_keypair(self.key['name'])
 
     def _create_vm(self):
         self.name = name = data_utils.rand_name("instance")
@@ -38,18 +36,16 @@
         vm_args = self.vm_extra_args.copy()
         vm_args['security_groups'] = [self.sec_grp]
         vm_args['key_name'] = self.key['name']
-        resp, server = servers_client.create_server(name, self.image,
-                                                    self.flavor,
-                                                    **vm_args)
+        _, server = servers_client.create_server(name, self.image,
+                                                 self.flavor,
+                                                 **vm_args)
         self.server_id = server['id']
-        assert(resp.status == 202)
         self.manager.servers_client.wait_for_server_status(self.server_id,
                                                            'ACTIVE')
 
     def _destroy_vm(self):
         self.logger.info("deleting server: %s" % self.server_id)
-        resp, _ = self.manager.servers_client.delete_server(self.server_id)
-        assert(resp.status == 204)  # It cannot be 204 if I had to wait..
+        self.manager.servers_client.delete_server(self.server_id)
         self.manager.servers_client.wait_for_server_termination(self.server_id)
         self.logger.info("deleted server: %s" % self.server_id)
 
@@ -81,10 +77,9 @@
         name = data_utils.rand_name("volume")
         self.logger.info("creating volume: %s" % name)
         volumes_client = self.manager.volumes_client
-        resp, self.volume = volumes_client.create_volume(
+        _, self.volume = volumes_client.create_volume(
             size=1,
             display_name=name)
-        assert(resp.status == 200)
         volumes_client.wait_for_volume_status(self.volume['id'],
                                               'available')
         self.logger.info("created volume: %s" % self.volume['id'])
@@ -92,8 +87,7 @@
     def _delete_volume(self):
         self.logger.info("deleting volume: %s" % self.volume['id'])
         volumes_client = self.manager.volumes_client
-        resp, _ = volumes_client.delete_volume(self.volume['id'])
-        assert(resp.status == 202)
+        volumes_client.delete_volume(self.volume['id'])
         volumes_client.wait_for_resource_deletion(self.volume['id'])
         self.logger.info("deleted volume: %s" % self.volume['id'])
 
@@ -193,10 +187,9 @@
         servers_client = self.manager.servers_client
         self.logger.info("attach volume (%s) to vm %s" %
                          (self.volume['id'], self.server_id))
-        resp, body = servers_client.attach_volume(self.server_id,
-                                                  self.volume['id'],
-                                                  self.part_name)
-        assert(resp.status == 200)
+        servers_client.attach_volume(self.server_id,
+                                     self.volume['id'],
+                                     self.part_name)
         self.manager.volumes_client.wait_for_volume_status(self.volume['id'],
                                                            'in-use')
         if self.enable_ssh_verify:
@@ -204,9 +197,8 @@
                              % self.server_id)
             self.part_wait(self.attach_match_count)
 
-        resp, body = servers_client.detach_volume(self.server_id,
-                                                  self.volume['id'])
-        assert(resp.status == 202)
+        servers_client.detach_volume(self.server_id,
+                                     self.volume['id'])
         self.manager.volumes_client.wait_for_volume_status(self.volume['id'],
                                                            'available')
         if self.enable_ssh_verify:
diff --git a/tempest/stress/actions/volume_create_delete.py b/tempest/stress/actions/volume_create_delete.py
index 4e75be0..b1c5bb7 100644
--- a/tempest/stress/actions/volume_create_delete.py
+++ b/tempest/stress/actions/volume_create_delete.py
@@ -20,14 +20,12 @@
         name = data_utils.rand_name("volume")
         self.logger.info("creating %s" % name)
         volumes_client = self.manager.volumes_client
-        resp, volume = volumes_client.create_volume(size=1,
-                                                    display_name=name)
-        assert(resp.status == 200)
+        _, volume = volumes_client.create_volume(size=1,
+                                                 display_name=name)
         vol_id = volume['id']
         volumes_client.wait_for_volume_status(vol_id, 'available')
         self.logger.info("created %s" % volume['id'])
         self.logger.info("deleting %s" % name)
-        resp, _ = volumes_client.delete_volume(vol_id)
-        assert(resp.status == 202)
+        volumes_client.delete_volume(vol_id)
         volumes_client.wait_for_resource_deletion(vol_id)
         self.logger.info("deleted %s" % vol_id)
diff --git a/tempest/test.py b/tempest/test.py
index 4a22b1b..adc1d37 100644
--- a/tempest/test.py
+++ b/tempest/test.py
@@ -123,7 +123,7 @@
     def decorator(f):
         services = ['compute', 'image', 'baremetal', 'volume', 'orchestration',
                     'network', 'identity', 'object_storage', 'dashboard',
-                    'ceilometer', 'data_processing']
+                    'telemetry', 'data_processing']
         for service in args:
             if service not in services:
                 raise exceptions.InvalidServiceTag('%s is not a valid '
@@ -510,13 +510,9 @@
                                              "expected_result": expected_result
                                              }))
         if schema is not None:
-            for name, schema, expected_result in generator.generate(schema):
-                if (expected_result is None and
-                    "default_result_code" in description):
-                    expected_result = description["default_result_code"]
-                scenario_list.append((name,
-                                      {"schema": schema,
-                                       "expected_result": expected_result}))
+            for scenario in generator.generate_scenarios(schema):
+                scenario_list.append((scenario['_negtest_name'],
+                                      scenario))
         LOG.debug(scenario_list)
         return scenario_list
 
@@ -546,8 +542,14 @@
         """
         LOG.info("Executing %s" % description["name"])
         LOG.debug(description)
+        generator = importutils.import_class(
+            CONF.negative.test_generator)()
+        schema = description.get("json-schema", None)
         method = description["http-method"]
         url = description["url"]
+        expected_result = None
+        if "default_result_code" in description:
+            expected_result = description["default_result_code"]
 
         resources = [self.get_resource(r) for
                      r in description.get("resources", [])]
@@ -557,13 +559,19 @@
             # entry (see get_resource).
             # We just send a valid json-schema with it
             valid_schema = None
-            schema = description.get("json-schema", None)
             if schema:
                 valid_schema = \
                     valid.ValidTestGenerator().generate_valid(schema)
             new_url, body = self._http_arguments(valid_schema, url, method)
-        elif hasattr(self, "schema"):
-            new_url, body = self._http_arguments(self.schema, url, method)
+        elif hasattr(self, "_negtest_name"):
+            schema_under_test = \
+                valid.ValidTestGenerator().generate_valid(schema)
+            local_expected_result = \
+                generator.generate_payload(self, schema_under_test)
+            if local_expected_result is not None:
+                expected_result = local_expected_result
+            new_url, body = \
+                self._http_arguments(schema_under_test, url, method)
         else:
             raise Exception("testscenarios are not active. Please make sure "
                             "that your test runner supports the load_tests "
@@ -575,7 +583,7 @@
             client = self.client
         resp, resp_body = client.send_request(method, new_url,
                                               resources, body=body)
-        self._check_negative_response(resp.status, resp_body)
+        self._check_negative_response(expected_result, resp.status, resp_body)
 
     def _http_arguments(self, json_dict, url, method):
         LOG.debug("dict: %s url: %s method: %s" % (json_dict, url, method))
@@ -586,8 +594,7 @@
         else:
             return url, json.dumps(json_dict)
 
-    def _check_negative_response(self, result, body):
-        expected_result = getattr(self, "expected_result", None)
+    def _check_negative_response(self, expected_result, result, body):
         self.assertTrue(result >= 400 and result < 500 and result != 413,
                         "Expected client error, got %s:%s" %
                         (result, body))
diff --git a/tempest/tests/negative/test_negative_auto_test.py b/tempest/tests/negative/test_negative_auto_test.py
index dddd083..fb1da43 100644
--- a/tempest/tests/negative/test_negative_auto_test.py
+++ b/tempest/tests/negative/test_negative_auto_test.py
@@ -43,9 +43,9 @@
     def _check_prop_entries(self, result, entry):
         entries = [a for a in result if entry in a[0]]
         self.assertIsNotNone(entries)
-        self.assertIs(len(entries), 2)
+        self.assertGreater(len(entries), 1)
         for entry in entries:
-            self.assertIsNotNone(entry[1]['schema'])
+            self.assertIsNotNone(entry[1]['_negtest_name'])
 
     def _check_resource_entries(self, result, entry):
         entries = [a for a in result if entry in a[0]]
@@ -57,12 +57,11 @@
     def test_generate_scenario(self):
         scenarios = test.NegativeAutoTest.\
             generate_scenario(self.fake_input_desc)
-
         self.assertIsInstance(scenarios, list)
         for scenario in scenarios:
             self.assertIsInstance(scenario, tuple)
             self.assertIsInstance(scenario[0], str)
             self.assertIsInstance(scenario[1], dict)
-        self._check_prop_entries(scenarios, "prop_minRam")
-        self._check_prop_entries(scenarios, "prop_minDisk")
+        self._check_prop_entries(scenarios, "minRam")
+        self._check_prop_entries(scenarios, "minDisk")
         self._check_resource_entries(scenarios, "inv_res")
diff --git a/tempest/tests/negative/test_negative_generators.py b/tempest/tests/negative/test_negative_generators.py
index a7af619..2fa6933 100644
--- a/tempest/tests/negative/test_negative_generators.py
+++ b/tempest/tests/negative/test_negative_generators.py
@@ -13,6 +13,8 @@
 #    License for the specific language governing permissions and limitations
 #    under the License.
 
+import copy
+
 import jsonschema
 import mock
 
@@ -86,15 +88,6 @@
 class BaseNegativeGenerator(object):
     types = ['string', 'integer', 'object']
 
-    fake_input_str = {"type": "string",
-                      "minLength": 2,
-                      "maxLength": 8,
-                      'results': {'gen_int': 404}}
-
-    fake_input_int = {"type": "integer",
-                      "maximum": 255,
-                      "minimum": 1}
-
     fake_input_obj = {"type": "object",
                       "properties": {"minRam": {"type": "integer"},
                                      "diskName": {"type": "string"},
@@ -106,31 +99,21 @@
         "type": "not_defined"
     }
 
-    def _validate_result(self, data):
-        self.assertTrue(isinstance(data, list))
-        for t in data:
-            self.assertIsInstance(t, tuple)
-            self.assertEqual(3, len(t))
-            self.assertIsInstance(t[0], str)
+    class fake_test_class(object):
+        def __init__(self, scenario):
+            for k, v in scenario.iteritems():
+                setattr(self, k, v)
 
-    def test_generate_string(self):
-        result = self.generator.generate(self.fake_input_str)
-        self._validate_result(result)
-
-    def test_generate_integer(self):
-        result = self.generator.generate(self.fake_input_int)
-        self._validate_result(result)
-
-    def test_generate_obj(self):
-        result = self.generator.generate(self.fake_input_obj)
-        self._validate_result(result)
+    def _validate_result(self, valid_schema, invalid_schema):
+        for k, v in valid_schema.iteritems():
+            self.assertTrue(k in invalid_schema)
 
     def test_generator_mandatory_functions(self):
         for data_type in self.types:
             self.assertIn(data_type, self.generator.types_dict)
 
     def test_generate_with_unknown_type(self):
-        self.assertRaises(TypeError, self.generator.generate,
+        self.assertRaises(TypeError, self.generator.generate_payload,
                           self.unknown_type_schema)
 
 
@@ -151,3 +134,16 @@
     def setUp(self):
         super(TestNegativeNegativeGenerator, self).setUp()
         self.generator = negative_generator.NegativeTestGenerator()
+
+    def test_generate_obj(self):
+        schema = self.fake_input_obj
+        scenarios = self.generator.generate_scenarios(schema)
+        for scenario in scenarios:
+            test = self.fake_test_class(scenario)
+            valid_schema = \
+                valid_generator.ValidTestGenerator().generate_valid(schema)
+            schema_under_test = copy.copy(valid_schema)
+            expected_result = \
+                self.generator.generate_payload(test, schema_under_test)
+            self.assertEqual(expected_result, None)
+            self._validate_result(valid_schema, schema_under_test)
diff --git a/tempest/tests/test_decorators.py b/tempest/tests/test_decorators.py
index 12104ec..32cefd0 100644
--- a/tempest/tests/test_decorators.py
+++ b/tempest/tests/test_decorators.py
@@ -97,6 +97,28 @@
                           self._test_services_helper, 'compute',
                           'volume')
 
+    def test_services_list(self):
+        service_list = test.get_service_list()
+        for service in service_list:
+            try:
+                self._test_services_helper(service)
+            except exceptions.InvalidServiceTag:
+                self.fail('%s is not listed in the valid service tag list'
+                          % service)
+            except KeyError:
+                # NOTE(mtreinish): This condition is to test for a entry in
+                # the outer decorator list but not in the service_list dict.
+                # However, because we're looping over the service_list dict
+                # it's unlikely we'll trigger this. So manual review is still
+                # need for the list in the outer decorator.
+                self.fail('%s is in the list of valid service tags but there '
+                          'is no corresponding entry in the dict returned from'
+                          ' get_service_list()' % service)
+            except testtools.TestCase.skipException:
+                # Test didn't raise an exception because of an incorrect list
+                # entry so move onto the next entry
+                continue
+
 
 class TestStressDecorator(BaseDecoratorsTest):
     def _test_stresstest_helper(self, expected_frequency='process',