diff --git a/manila_tempest_tests/tests/api/admin/test_share_networks.py b/manila_tempest_tests/tests/api/admin/test_share_networks.py
index 82d8a8a..3eedb4e 100644
--- a/manila_tempest_tests/tests/api/admin/test_share_networks.py
+++ b/manila_tempest_tests/tests/api/admin/test_share_networks.py
@@ -18,6 +18,7 @@
 
 from manila_tempest_tests.tests.api import base
 from manila_tempest_tests.tests.api import test_share_networks
+from manila_tempest_tests import utils
 
 
 class ShareNetworkAdminTest(base.BaseSharesMixedTest,
@@ -26,7 +27,7 @@
     @classmethod
     def resource_setup(cls):
         super(ShareNetworkAdminTest, cls).resource_setup()
-        ss_data = cls.generate_security_service_data()
+        ss_data = utils.generate_security_service_data()
         cls.ss_ldap = cls.create_security_service(**ss_data)
 
         cls.data_sn_with_ldap_ss = {
diff --git a/manila_tempest_tests/tests/api/base.py b/manila_tempest_tests/tests/api/base.py
index e7fe125..6372034 100755
--- a/manila_tempest_tests/tests/api/base.py
+++ b/manila_tempest_tests/tests/api/base.py
@@ -906,40 +906,6 @@
                                     "cleanup '%s'. Skipping.", res["type"])
                 res["deleted"] = True
 
-    @classmethod
-    def generate_share_network_data(self):
-        data = {
-            "name": data_utils.rand_name("sn-name"),
-            "description": data_utils.rand_name("sn-desc"),
-            "neutron_net_id": data_utils.rand_name("net-id"),
-            "neutron_subnet_id": data_utils.rand_name("subnet-id"),
-        }
-        return data
-
-    @classmethod
-    def generate_subnet_data(self):
-        data = {
-            "neutron_net_id": data_utils.rand_name("net-id"),
-            "neutron_subnet_id": data_utils.rand_name("subnet-id"),
-        }
-        return data
-
-    @classmethod
-    def generate_security_service_data(self, set_ou=False):
-        data = {
-            "name": data_utils.rand_name("ss-name"),
-            "description": data_utils.rand_name("ss-desc"),
-            "dns_ip": utils.rand_ip(),
-            "server": utils.rand_ip(),
-            "domain": data_utils.rand_name("ss-domain"),
-            "user": data_utils.rand_name("ss-user"),
-            "password": data_utils.rand_name("ss-password"),
-        }
-        if set_ou:
-            data["ou"] = data_utils.rand_name("ss-ou")
-
-        return data
-
     # Useful assertions
     def assertDictMatch(self, d1, d2, approx_equal=False, tolerance=0.001):
         """Assert two dicts are equivalent.
diff --git a/manila_tempest_tests/tests/api/test_replication_negative.py b/manila_tempest_tests/tests/api/test_replication_negative.py
index 5025bc4..83ca1fd 100644
--- a/manila_tempest_tests/tests/api/test_replication_negative.py
+++ b/manila_tempest_tests/tests/api/test_replication_negative.py
@@ -255,7 +255,7 @@
     @utils.skip_if_microversion_not_supported("2.51")
     def test_try_add_replica_nonexistent_subnet(self):
         # Create a new share network only for a specific az
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
         subnet = utils.share_network_get_default_subnet(self.share_network)
         data['neutron_net_id'] = subnet['neutron_net_id']
         data['neutron_subnet_id'] = subnet['neutron_subnet_id']
diff --git a/manila_tempest_tests/tests/api/test_security_services.py b/manila_tempest_tests/tests/api/test_security_services.py
index f938a91..85ed5fb 100644
--- a/manila_tempest_tests/tests/api/test_security_services.py
+++ b/manila_tempest_tests/tests/api/test_security_services.py
@@ -162,7 +162,7 @@
     @decorators.idempotent_id('70927e29-4a6a-431a-bbc1-76bc419e0579')
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_create_delete_security_service(self):
-        data = self.generate_security_service_data()
+        data = utils.generate_security_service_data()
         self.service_names = ["ldap", "kerberos", "active_directory"]
         for ss_name in self.service_names:
             ss = self.create_security_service(ss_name, **data)
@@ -176,7 +176,7 @@
     def test_get_security_service(self, version):
         utils.check_skip_if_microversion_not_supported(version)
         with_ou = True if utils.is_microversion_ge(version, '2.44') else False
-        data = self.generate_security_service_data(set_ou=with_ou)
+        data = utils.generate_security_service_data(set_ou=with_ou)
 
         if utils.is_microversion_ge(version, '2.0'):
             ss = self.create_security_service(
@@ -196,11 +196,11 @@
     @decorators.idempotent_id('84d47747-13c8-4ab9-9fc4-a43fbb29ad18')
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_update_security_service(self):
-        data = self.generate_security_service_data()
+        data = utils.generate_security_service_data()
         ss = self.create_security_service(**data)
         self.assertDictContainsSubset(data, ss)
 
-        upd_data = self.generate_security_service_data()
+        upd_data = utils.generate_security_service_data()
         updated = self.shares_client.update_security_service(
             ss["id"], **upd_data)['security_service']
 
@@ -211,7 +211,7 @@
 
         if utils.is_microversion_ge(CONF.share.max_api_microversion, '2.44'):
             # update again with ou
-            upd_data_ou = self.generate_security_service_data(set_ou=True)
+            upd_data_ou = utils.generate_security_service_data(set_ou=True)
             updated_ou = self.shares_v2_client.update_security_service(
                 ss["id"], **upd_data_ou)['security_service']
 
@@ -225,7 +225,7 @@
     @testtools.skipIf(
         not CONF.share.multitenancy_enabled, "Only for multitenancy.")
     def test_try_update_valid_keys_sh_server_exists(self):
-        ss_data = self.generate_security_service_data()
+        ss_data = utils.generate_security_service_data()
         ss = self.create_security_service(**ss_data)
 
         sn = self.shares_client.get_share_network(
@@ -274,7 +274,7 @@
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_try_list_security_services_all_tenants_ignored(self):
         alt_security_service = self.create_security_service(
-            **self.generate_security_service_data(),
+            **utils.generate_security_service_data(),
             client=self.alt_shares_v2_client)
         alt_security_service_id = alt_security_service['id']
         sec_service_list = self.shares_client.list_security_services(
diff --git a/manila_tempest_tests/tests/api/test_security_services_mapping.py b/manila_tempest_tests/tests/api/test_security_services_mapping.py
index 2e7531d..6ce9a0a 100644
--- a/manila_tempest_tests/tests/api/test_security_services_mapping.py
+++ b/manila_tempest_tests/tests/api/test_security_services_mapping.py
@@ -17,6 +17,7 @@
 from testtools import testcase as tc
 
 from manila_tempest_tests.tests.api import base
+from manila_tempest_tests import utils
 
 
 class SecurityServicesMappingTest(base.BaseSharesTest):
@@ -30,7 +31,7 @@
         super(SecurityServicesMappingTest, self).setUp()
 
         # create share network
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
 
         self.sn = self.create_share_network(client=self.cl,
                                             add_security_services=False,
@@ -38,7 +39,7 @@
         self.assertDictContainsSubset(data, self.sn)
 
         # create security service
-        data = self.generate_security_service_data()
+        data = utils.generate_security_service_data()
 
         self.ss = self.create_security_service(client=self.cl, **data)
         self.assertDictContainsSubset(data, self.ss)
diff --git a/manila_tempest_tests/tests/api/test_security_services_mapping_negative.py b/manila_tempest_tests/tests/api/test_security_services_mapping_negative.py
index d0bb321..96506ce 100644
--- a/manila_tempest_tests/tests/api/test_security_services_mapping_negative.py
+++ b/manila_tempest_tests/tests/api/test_security_services_mapping_negative.py
@@ -146,7 +146,7 @@
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_try_map_two_ss_with_same_type_to_sn(self):
         # create share network
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
 
         sn = self.create_share_network(client=self.cl,
                                        add_security_services=False, **data)
@@ -155,7 +155,7 @@
         # create security services with same type
         security_services = []
         for i in range(2):
-            data = self.generate_security_service_data()
+            data = utils.generate_security_service_data()
             ss = self.create_security_service(client=self.cl, **data)
             self.assertDictContainsSubset(data, ss)
             security_services.insert(i, ss)
@@ -173,14 +173,14 @@
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_try_delete_ss_that_assigned_to_sn(self):
         # create share network
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
 
         sn = self.create_share_network(client=self.cl,
                                        add_security_services=False, **data)
         self.assertDictContainsSubset(data, sn)
 
         # create security service
-        data = self.generate_security_service_data()
+        data = utils.generate_security_service_data()
 
         ss = self.create_security_service(client=self.cl, **data)
         self.assertDictContainsSubset(data, ss)
diff --git a/manila_tempest_tests/tests/api/test_security_services_negative.py b/manila_tempest_tests/tests/api/test_security_services_negative.py
index 08e3c7b..23c7cc1 100644
--- a/manila_tempest_tests/tests/api/test_security_services_negative.py
+++ b/manila_tempest_tests/tests/api/test_security_services_negative.py
@@ -21,6 +21,7 @@
 from testtools import testcase as tc
 
 from manila_tempest_tests.tests.api import base
+from manila_tempest_tests import utils
 
 CONF = config.CONF
 LOG = log.getLogger(__name__)
@@ -93,7 +94,7 @@
     @testtools.skipIf(
         not CONF.share.multitenancy_enabled, "Only for multitenancy.")
     def test_try_update_invalid_keys_sh_server_exists(self):
-        ss_data = self.generate_security_service_data()
+        ss_data = utils.generate_security_service_data()
         ss = self.create_security_service(**ss_data)
 
         sn = self.shares_client.get_share_network(
@@ -129,7 +130,7 @@
     @decorators.idempotent_id('288dbf42-ee22-4445-8363-7ebb1c3d89c9')
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_get_deleted_security_service(self):
-        data = self.generate_security_service_data()
+        data = utils.generate_security_service_data()
         ss = self.create_security_service(**data)
         self.assertDictContainsSubset(data, ss)
 
diff --git a/manila_tempest_tests/tests/api/test_share_network_subnets.py b/manila_tempest_tests/tests/api/test_share_network_subnets.py
index cdf2162..da3d5ee 100644
--- a/manila_tempest_tests/tests/api/test_share_network_subnets.py
+++ b/manila_tempest_tests/tests/api/test_share_network_subnets.py
@@ -61,7 +61,7 @@
         az_name = az['name']
 
         # Generate subnet data
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         data['share_network_id'] = share_network['id']
         data['availability_zone'] = az_name
 
@@ -95,7 +95,7 @@
         az_name = az['name']
 
         # Generate subnet data
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         data['share_network_id'] = share_network['id']
         data['availability_zone'] = az_name
 
diff --git a/manila_tempest_tests/tests/api/test_share_network_subnets_negative.py b/manila_tempest_tests/tests/api/test_share_network_subnets_negative.py
index 7b0ca55..52b297e 100644
--- a/manila_tempest_tests/tests/api/test_share_network_subnets_negative.py
+++ b/manila_tempest_tests/tests/api/test_share_network_subnets_negative.py
@@ -55,7 +55,7 @@
     @decorators.idempotent_id('d20b6105-22d1-4fc0-8468-45dd019240c0')
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_add_share_network_subnet_share_network_not_found(self):
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         self.assertRaises(lib_exc.NotFound,
                           self.shares_v2_client.create_subnet,
                           'fake_inexistent_id',
@@ -94,7 +94,7 @@
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_add_share_network_subnet_missing_parameters(self):
         # Generate subnet data
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         data['availability_zone'] = self.az_name
 
         data.pop('neutron_net_id')
@@ -122,7 +122,7 @@
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_get_deleted_subnet(self):
         # Generate subnet data
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         data['share_network_id'] = self.share_network_id
         az = self.shares_v2_client.list_availability_zones(
             )['availability_zones'][0]
diff --git a/manila_tempest_tests/tests/api/test_share_networks.py b/manila_tempest_tests/tests/api/test_share_networks.py
index e3d5a78..f990566 100644
--- a/manila_tempest_tests/tests/api/test_share_networks.py
+++ b/manila_tempest_tests/tests/api/test_share_networks.py
@@ -165,7 +165,7 @@
         cls.share_type = cls.create_share_type()
         cls.share_type_id = cls.share_type['id']
 
-        ss_data = cls.generate_security_service_data()
+        ss_data = utils.generate_security_service_data()
         cls.ss_ldap = cls.create_security_service(**ss_data)
 
         cls.data_sn_with_ldap_ss = {
@@ -219,7 +219,7 @@
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_create_delete_share_network(self):
         # generate data for share network
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
 
         # create share network
         created = self.shares_client.create_share_network(
@@ -242,7 +242,7 @@
     @decorators.idempotent_id('1837fdd3-8068-4e88-bc50-9224498f84c0')
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_update_share_network(self):
-        update_data = self.generate_share_network_data()
+        update_data = utils.generate_share_network_data()
         updated = self.shares_client.update_share_network(
             self.sn_with_ldap_ss["id"],
             **update_data)['share_network']
@@ -268,7 +268,7 @@
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_recreate_share_network(self):
         # generate data for share network
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
 
         # create share network
         sn1 = self.shares_client.create_share_network(**data)['share_network']
@@ -288,7 +288,7 @@
     @tc.attr(base.TAG_POSITIVE, base.TAG_API)
     def test_create_two_share_networks_with_same_net_and_subnet(self):
         # generate data for share network
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
 
         # create first share network
         sn1 = self.create_share_network(**data)
diff --git a/manila_tempest_tests/tests/api/test_share_networks_negative.py b/manila_tempest_tests/tests/api/test_share_networks_negative.py
index 3306068..94fa7b8 100644
--- a/manila_tempest_tests/tests/api/test_share_networks_negative.py
+++ b/manila_tempest_tests/tests/api/test_share_networks_negative.py
@@ -88,7 +88,7 @@
     @decorators.idempotent_id('9166b81c-d6ab-4592-bcf7-9410250e30dd')
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     def test_try_get_deleted_share_network(self):
-        data = self.generate_share_network_data()
+        data = utils.generate_share_network_data()
         sn = self.create_share_network(**data)
         self.assertDictContainsSubset(data, sn)
 
@@ -166,7 +166,7 @@
         az_name = az['name']
 
         # Generate subnet data
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         data['share_network_id'] = share_network['id']
         data['availability_zone'] = az_name
 
@@ -200,7 +200,7 @@
     @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
     @decorators.idempotent_id('f6f47c64-6821-4d4a-aa7d-3b0244158197')
     def test_check_add_share_network_subnet_share_network_not_found(self):
-        data = self.generate_subnet_data()
+        data = utils.generate_subnet_data()
         self.assertRaises(lib_exc.NotFound,
                           self.shares_v2_client.subnet_create_check,
                           'fake_inexistent_id',
diff --git a/manila_tempest_tests/tests/rbac/base.py b/manila_tempest_tests/tests/rbac/base.py
index db53795..5aaf35e 100644
--- a/manila_tempest_tests/tests/rbac/base.py
+++ b/manila_tempest_tests/tests/rbac/base.py
@@ -102,6 +102,19 @@
         return share_network
 
     @classmethod
+    def create_share_type(cls):
+        name = data_utils.rand_name('share-type')
+        extra_specs = {
+            'driver_handles_share_servers': CONF.share.multitenancy_enabled,
+        }
+        share_type = cls.admin_shares_v2_client.create_share_type(
+            name=name, extra_specs=extra_specs)['share_type']
+        cls.addClassResourceCleanup(
+            cls.delete_resource, cls.admin_shares_v2_client,
+            st_id=share_type['id'])
+        return share_type
+
+    @classmethod
     def get_share_type(cls):
         return cls.shares_v2_client.get_default_share_type()['share_type']
 
diff --git a/manila_tempest_tests/tests/rbac/test_export_locations.py b/manila_tempest_tests/tests/rbac/test_export_locations.py
index 168a6cb..4bd7074 100644
--- a/manila_tempest_tests/tests/rbac/test_export_locations.py
+++ b/manila_tempest_tests/tests/rbac/test_export_locations.py
@@ -77,13 +77,15 @@
     @decorators.idempotent_id('c8d75c9f-104b-48a8-9817-17280ce516a8')
     @tc.attr(base.TAG_POSITIVE, base.TAG_API_WITH_BACKEND)
     def test_list_export_locations(self):
-        self.do_request(
+        locations = self.do_request(
             'list_share_export_locations', expected_status=200,
-            share_id=self.share['id'])
+            share_id=self.share['id'])['export_locations']
+        self.assertNotEmpty(locations)
 
-        self.do_request(
+        alt_locations = self.do_request(
             'list_share_export_locations', expected_status=200,
-            share_id=self.alt_share['id'])
+            share_id=self.alt_share['id'])['export_locations']
+        self.assertNotEmpty(alt_locations)
 
     @decorators.idempotent_id('01ac6355-fcad-4af8-b0ad-748fc111051d')
     @tc.attr(base.TAG_POSITIVE, base.TAG_API_WITH_BACKEND)
@@ -122,9 +124,10 @@
     @decorators.idempotent_id('b25351bb-102f-437e-a0c1-01d926fa0a7d')
     @tc.attr(base.TAG_POSITIVE, base.TAG_API_WITH_BACKEND)
     def test_list_export_locations(self):
-        self.do_request(
+        locations = self.do_request(
             'list_share_export_locations', expected_status=200,
-            share_id=self.share['id'])
+            share_id=self.share['id'])['export_locations']
+        self.assertNotEmpty(locations)
 
         self.do_request(
             'list_share_export_locations', expected_status=lib_exc.Forbidden,
diff --git a/manila_tempest_tests/tests/rbac/test_share_type_extra_specs.py b/manila_tempest_tests/tests/rbac/test_share_type_extra_specs.py
new file mode 100644
index 0000000..0fae6f0
--- /dev/null
+++ b/manila_tempest_tests/tests/rbac/test_share_type_extra_specs.py
@@ -0,0 +1,170 @@
+# Copyright 2022 Red Hat, Inc.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import abc
+
+from tempest import config
+from tempest.lib import decorators
+from tempest.lib import exceptions as lib_exc
+from testtools import testcase as tc
+
+from manila_tempest_tests.tests.api import base
+from manila_tempest_tests.tests.rbac import base as rbac_base
+
+CONF = config.CONF
+
+
+class ShareRbacExtraSpecsTests(rbac_base.ShareRbacBaseTests,
+                               metaclass=abc.ABCMeta):
+
+    @classmethod
+    def setup_clients(cls):
+        super(ShareRbacExtraSpecsTests, cls).setup_clients()
+        cls.persona = getattr(cls, 'os_%s' % cls.credentials[0])
+        cls.client = cls.persona.share_v2.SharesV2Client()
+        cls.admin_shares_v2_client = (
+            cls.os_project_admin.share_v2.SharesV2Client())
+
+    @classmethod
+    def resource_setup(cls):
+        super(ShareRbacExtraSpecsTests, cls).resource_setup()
+        cls.extra_specs = {u'key': u'value'}
+        cls.share_type = cls.create_share_type()
+
+    @abc.abstractmethod
+    def test_create_share_type_extra_specs(self):
+        pass
+
+    @abc.abstractmethod
+    def test_get_share_type_extra_specs(self):
+        pass
+
+    @abc.abstractmethod
+    def test_update_share_type_extra_spec(self):
+        pass
+
+    @abc.abstractmethod
+    def test_delete_share_type_extra_spec(self):
+        pass
+
+
+class ProjectAdminTests(ShareRbacExtraSpecsTests, base.BaseSharesTest):
+
+    credentials = ['project_admin']
+
+    @classmethod
+    def setup_clients(cls):
+        super(ProjectAdminTests, cls).setup_clients()
+        project_member = cls.setup_user_client(
+            cls.persona, project_id=cls.persona.credentials.project_id)
+        cls.share_member_client = project_member.share_v2.SharesV2Client()
+
+    @decorators.idempotent_id('d51817f4-b186-4eca-8779-f3c36dcd98e7')
+    @tc.attr(base.TAG_POSITIVE, base.TAG_API)
+    def test_create_share_type_extra_specs(self):
+        self.do_request(
+            'create_share_type_extra_specs', expected_status=200,
+            share_type_id=self.share_type['id'], extra_specs=self.extra_specs)
+        self.addCleanup(
+            self.admin_shares_v2_client.delete_share_type_extra_spec,
+            self.share_type['id'], extra_spec_name='key')
+
+    @decorators.idempotent_id('d4deeb0b-8765-4487-9f1f-9f10088934dd')
+    @tc.attr(base.TAG_POSITIVE, base.TAG_API)
+    def test_get_share_type_extra_specs(self):
+        self.do_request(
+            'get_share_type_extra_specs', expected_status=200,
+            share_type_id=self.share_type['id'])
+
+    @decorators.idempotent_id('bb27641b-5249-4343-bb08-5a123f31b9f1')
+    @tc.attr(base.TAG_POSITIVE, base.TAG_API)
+    def test_update_share_type_extra_spec(self):
+        self.do_request(
+            'update_share_type_extra_spec', expected_status=200,
+            share_type_id=self.share_type['id'], spec_name='key',
+            spec_value='value_updated')
+
+    @decorators.idempotent_id('81d59322-8ec1-4f32-a50d-2fedd1cca655')
+    @tc.attr(base.TAG_POSITIVE, base.TAG_API)
+    def test_delete_share_type_extra_spec(self):
+        self.admin_shares_v2_client.create_share_type_extra_specs(
+            self.share_type['id'], self.extra_specs)
+        self.do_request(
+            'delete_share_type_extra_spec', expected_status=202,
+            share_type_id=self.share_type['id'], extra_spec_name='key')
+
+
+class ProjectMemberTests(ShareRbacExtraSpecsTests, base.BaseSharesTest):
+
+    credentials = ['project_member', 'project_admin']
+
+    @decorators.idempotent_id('446c1e7c-5ca2-46f5-b2f3-6417152e5bf8')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_create_share_type_extra_specs(self):
+        self.do_request(
+            'create_share_type_extra_specs', expected_status=lib_exc.Forbidden,
+            share_type_id=self.share_type['id'], extra_specs=self.extra_specs)
+
+    @decorators.idempotent_id('aabdf0c1-8b68-4c40-a542-cc1dbd039279')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_get_share_type_extra_specs(self):
+        self.do_request(
+            'get_share_type_extra_specs', expected_status=lib_exc.Forbidden,
+            share_type_id=self.share_type['id'])
+
+    @decorators.idempotent_id('3629f91c-ad21-4321-acd9-7fca92a4721a')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_update_share_type_extra_spec(self):
+        self.do_request(
+            'update_share_type_extra_spec', expected_status=lib_exc.Forbidden,
+            share_type_id=self.share_type['id'], spec_name='key',
+            spec_value='value_updated')
+
+    @decorators.idempotent_id('0bee97ab-b406-481c-9b8b-4813fb9f49dc')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_delete_share_type_extra_spec(self):
+        self.admin_shares_v2_client.create_share_type_extra_specs(
+            self.share_type['id'], self.extra_specs)
+        self.do_request(
+            'delete_share_type_extra_spec', expected_status=lib_exc.Forbidden,
+            share_type_id=self.share_type['id'], extra_spec_name='key')
+        self.addCleanup(
+            self.admin_shares_v2_client.delete_share_type_extra_spec,
+            self.share_type['id'], extra_spec_name='key')
+
+
+class ProjectReaderTests(ProjectMemberTests):
+
+    credentials = ['project_reader', 'project_admin']
+
+    @decorators.idempotent_id('da80b823-9a96-45c3-8f86-e9f7fc5ad2c6')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_create_share_type_extra_specs(self):
+        super(ProjectReaderTests, self).test_create_share_type_extra_specs()
+
+    @decorators.idempotent_id('78989220-22dc-46d2-b83b-63f070988eed')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_get_share_type_extra_specs(self):
+        super(ProjectReaderTests, self).test_get_share_type_extra_specs()
+
+    @decorators.idempotent_id('c77173d4-b90c-4edf-a9b6-a26c81aaec42')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_update_share_type_extra_spec(self):
+        super(ProjectReaderTests, self).test_update_share_type_extra_spec()
+
+    @decorators.idempotent_id('46fc8e62-b987-444f-ab9f-cd86a8960156')
+    @tc.attr(base.TAG_NEGATIVE, base.TAG_API)
+    def test_delete_share_type_extra_spec(self):
+        super(ProjectReaderTests, self).test_delete_share_type_extra_spec()
diff --git a/manila_tempest_tests/utils.py b/manila_tempest_tests/utils.py
index 057558b..d7d86f1 100644
--- a/manila_tempest_tests/utils.py
+++ b/manila_tempest_tests/utils.py
@@ -22,6 +22,8 @@
 from tempest.lib.common.utils import data_utils
 import testtools
 
+from manila_tempest_tests import utils
+
 CONF = config.CONF
 SHARE_NETWORK_SUBNETS_MICROVERSION = '2.51'
 SHARE_REPLICA_QUOTAS_MICROVERSION = "2.53"
@@ -141,6 +143,40 @@
     return address
 
 
+def generate_share_network_data():
+    data = {
+        "name": data_utils.rand_name("sn-name"),
+        "description": data_utils.rand_name("sn-desc"),
+        "neutron_net_id": data_utils.rand_name("net-id"),
+        "neutron_subnet_id": data_utils.rand_name("subnet-id"),
+    }
+    return data
+
+
+def generate_subnet_data():
+    data = {
+        "neutron_net_id": data_utils.rand_name("net-id"),
+        "neutron_subnet_id": data_utils.rand_name("subnet-id"),
+    }
+    return data
+
+
+def generate_security_service_data(set_ou=False):
+    data = {
+        "name": data_utils.rand_name("ss-name"),
+        "description": data_utils.rand_name("ss-desc"),
+        "dns_ip": utils.rand_ip(),
+        "server": utils.rand_ip(),
+        "domain": data_utils.rand_name("ss-domain"),
+        "user": data_utils.rand_name("ss-user"),
+        "password": data_utils.rand_name("ss-password"),
+    }
+    if set_ou:
+        data["ou"] = data_utils.rand_name("ss-ou")
+
+    return data
+
+
 def choose_matching_backend(share, pools, share_type):
     extra_specs = {}
     # fix extra specs with string values instead of boolean
diff --git a/tox.ini b/tox.ini
index 454b8df..907516f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 3.1.1
-envlist = py3,pypy,pep8
+envlist = py3,pep8
 
 [testenv]
 basepython = python3