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Posted to commits@cloudstack.apache.org by ta...@apache.org on 2014/11/04 07:31:23 UTC

[07/11] git commit: updated refs/heads/master to 8b636bd

CLOUDSTACK-7801: test_volumes.py - Fixed import and pep8 issues

Signed-off-by: SrikanteswaraRao Talluri <ta...@apache.org>


Project: http://git-wip-us.apache.org/repos/asf/cloudstack/repo
Commit: http://git-wip-us.apache.org/repos/asf/cloudstack/commit/6d7666b1
Tree: http://git-wip-us.apache.org/repos/asf/cloudstack/tree/6d7666b1
Diff: http://git-wip-us.apache.org/repos/asf/cloudstack/diff/6d7666b1

Branch: refs/heads/master
Commit: 6d7666b1351539b2f49deeed03b17ebd6da783bb
Parents: 7b48b69
Author: Gaurav Aradhye <ga...@clogeny.com>
Authored: Tue Oct 28 12:30:22 2014 +0530
Committer: SrikanteswaraRao Talluri <ta...@apache.org>
Committed: Tue Nov 4 11:54:40 2014 +0530

----------------------------------------------------------------------
 test/integration/component/test_volumes.py | 1131 ++++++++++++-----------
 1 file changed, 593 insertions(+), 538 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cloudstack/blob/6d7666b1/test/integration/component/test_volumes.py
----------------------------------------------------------------------
diff --git a/test/integration/component/test_volumes.py b/test/integration/component/test_volumes.py
index 36a910b..77cad54 100644
--- a/test/integration/component/test_volumes.py
+++ b/test/integration/component/test_volumes.py
@@ -16,13 +16,13 @@
 # under the License.
 """ P1 tests for Volumes
 """
-#Import Local Modules
+# Import Local Modules
 from nose.plugins.attrib import attr
 from marvin.cloudstackTestCase import cloudstackTestCase
 from marvin.cloudstackAPI import (listHypervisorCapabilities,
                                   attachIso,
                                   deleteVolume)
-from marvin.lib.utils import cleanup_resources
+from marvin.lib.utils import cleanup_resources, validateList
 from marvin.lib.base import (Account,
                              ServiceOffering,
                              VirtualMachine,
@@ -31,70 +31,73 @@ from marvin.lib.base import (Account,
                              Iso,
                              Configurations,
                              DiskOffering,
-                             Domain)
+                             Domain,
+                             StoragePool)
 from marvin.lib.common import (get_domain,
                                get_zone,
                                get_template,
                                get_pod)
-#Import System modules
+from marvin.codes import PASS
+# Import System modules
 import time
 
 
 class Services:
+
     """Test Volume Services
     """
 
     def __init__(self):
         self.services = {
-                         "account": {
-                                    "email": "test@test.com",
-                                    "firstname": "Test",
-                                    "lastname": "User",
-                                    "username": "test",
-                                    # Random characters are appended for unique
-                                    # username
-                                    "password": "password",
-                         },
-                         "service_offering": {
-                                    "name": "Tiny Instance",
-                                    "displaytext": "Tiny Instance",
-                                    "cpunumber": 1,
-                                    "cpuspeed": 100,    # in MHz
+            "account": {
+                "email": "test@test.com",
+                "firstname": "Test",
+                "lastname": "User",
+                "username": "test",
+                # Random characters are appended for unique
+                # username
+                "password": "password",
+            },
+            "service_offering": {
+                "name": "Tiny Instance",
+                "displaytext": "Tiny Instance",
+                "cpunumber": 1,
+                "cpuspeed": 100,    # in MHz
                                     "memory": 128,       # In MBs
-                        },
-                        "disk_offering": {
-                                    "displaytext": "Small",
-                                    "name": "Small",
-                                    "disksize": 1
-                        },
-                        "volume": {
-                                "diskname": "TestDiskServ",
-                        },
-                         "virtual_machine": {
-                                    "displayname": "testVM",
-                                    "hypervisor": 'XenServer',
-                                    "protocol": 'TCP',
-                                    "ssh_port": 22,
-                                    "username": "root",
-                                    "password": "password",
-                                    "privateport": 22,
-                                    "publicport": 22,
-                         },
-                         "iso":  # ISO settings for Attach/Detach ISO tests
-                         {
-                          "displaytext": "Test ISO",
-                          "name": "testISO",
-                          "url": "http://people.apache.org/~tsp/dummy.iso",
-                          # Source URL where ISO is located
-                          "ostype": 'CentOS 5.3 (64-bit)',
-                          },
-                         "custom_volume": {
-                                           "customdisksize": 2,
-                                           "diskname": "Custom disk",
-                        },
-                        "sleep": 50,
-                        "ostype": 'CentOS 5.3 (64-bit)',
-                    }
+            },
+            "disk_offering": {
+                "displaytext": "Small",
+                "name": "Small",
+                "disksize": 1
+            },
+            "volume": {
+                "diskname": "TestDiskServ",
+            },
+            "virtual_machine": {
+                "displayname": "testVM",
+                "hypervisor": 'XenServer',
+                "protocol": 'TCP',
+                "ssh_port": 22,
+                "username": "root",
+                "password": "password",
+                "privateport": 22,
+                "publicport": 22,
+            },
+            "iso":  # ISO settings for Attach/Detach ISO tests
+            {
+                "displaytext": "Test ISO",
+                "name": "testISO",
+                "url": "http://people.apache.org/~tsp/dummy.iso",
+                # Source URL where ISO is located
+                "ostype": 'CentOS 5.3 (64-bit)',
+            },
+            "custom_volume": {
+                "customdisksize": 2,
+                "diskname": "Custom disk",
+            },
+            "sleep": 50,
+            "ostype": 'CentOS 5.3 (64-bit)',
+        }
 
 
 class TestAttachVolume(cloudstackTestCase):
@@ -111,24 +114,24 @@ class TestAttachVolume(cloudstackTestCase):
         cls.pod = get_pod(cls.api_client, cls.zone.id)
         cls.services['mode'] = cls.zone.networktype
         cls.disk_offering = DiskOffering.create(
-                                    cls.api_client,
-                                    cls.services["disk_offering"]
-                                    )
+            cls.api_client,
+            cls.services["disk_offering"]
+        )
         template = get_template(
-                            cls.api_client,
-                            cls.zone.id,
-                            cls.services["ostype"]
-                            )
+            cls.api_client,
+            cls.zone.id,
+            cls.services["ostype"]
+        )
         cls.services["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["template"] = template.id
-        #get max data volumes limit based on the hypervisor type and version
+        # get max data volumes limit based on the hypervisor type and version
         listHost = Host.list(
-                             cls.api_client,
-                             type ='Routing',
-                             zoneid = cls.zone.id,
-                             podid = cls.pod.id,
-                             )
+            cls.api_client,
+            type='Routing',
+            zoneid=cls.zone.id,
+            podid=cls.pod.id,
+        )
         ver = listHost[0].hypervisorversion
         hv = listHost[0].hypervisor
         cmd = listHypervisorCapabilities.listHypervisorCapabilitiesCmd()
@@ -143,27 +146,27 @@ class TestAttachVolume(cloudstackTestCase):
         cls.services["volume"]["max"] = cls.max_data_volumes
         # Create VMs, NAT Rules etc
         cls.account = Account.create(
-                            cls.api_client,
-                            cls.services["account"],
-                            domainid=cls.domain.id
-                            )
+            cls.api_client,
+            cls.services["account"],
+            domainid=cls.domain.id
+        )
 
         cls.service_offering = ServiceOffering.create(
-                                            cls.api_client,
-                                            cls.services["service_offering"]
-                                            )
+            cls.api_client,
+            cls.services["service_offering"]
+        )
         cls.virtual_machine = VirtualMachine.create(
-                                    cls.api_client,
-                                    cls.services["virtual_machine"],
-                                    accountid=cls.account.name,
-                                    domainid=cls.account.domainid,
-                                    serviceofferingid=cls.service_offering.id,
-                                )
+            cls.api_client,
+            cls.services["virtual_machine"],
+            accountid=cls.account.name,
+            domainid=cls.account.domainid,
+            serviceofferingid=cls.service_offering.id,
+        )
         cls._cleanup = [
-                        cls.service_offering,
-                        cls.disk_offering,
-                        cls.account
-                        ]
+            cls.service_offering,
+            cls.disk_offering,
+            cls.account
+        ]
 
     def setUp(self):
 
@@ -176,18 +179,20 @@ class TestAttachVolume(cloudstackTestCase):
             cleanup_resources(self.apiclient, self.cleanup)
         except Exception as e:
             self.debug("Warning: Exception during cleanup : %s" % e)
-            #raise Exception("Warning: Exception during cleanup : %s" % e)
+            # raise Exception("Warning: Exception during cleanup : %s" % e)
         return
 
     @classmethod
     def tearDownClass(cls):
         try:
-            cls.api_client = super(TestAttachVolume, cls).getClsTestClient().getApiClient()
+            cls.api_client = super(
+                TestAttachVolume,
+                cls).getClsTestClient().getApiClient()
             cleanup_resources(cls.api_client, cls._cleanup)
         except Exception as e:
             raise Exception("Warning: Exception during cleanup : %s" % e)
 
-    @attr(tags = ["advanced", "advancedns", "needle"])
+    @attr(tags=["advanced", "advancedns", "needle"])
     def test_01_volume_attach(self):
         """Test Attach volumes (max capacity)
         """
@@ -202,35 +207,35 @@ class TestAttachVolume(cloudstackTestCase):
         try:
             for i in range(self.max_data_volumes):
                 volume = Volume.create(
-                                   self.apiclient,
-                                   self.services["volume"],
-                                   zoneid=self.zone.id,
-                                   account=self.account.name,
-                                   domainid=self.account.domainid,
-                                   diskofferingid=self.disk_offering.id
-                                   )
+                    self.apiclient,
+                    self.services["volume"],
+                    zoneid=self.zone.id,
+                    account=self.account.name,
+                    domainid=self.account.domainid,
+                    diskofferingid=self.disk_offering.id
+                )
                 # Check List Volume response for newly created volume
                 list_volume_response = Volume.list(
-                                                self.apiclient,
-                                                id=volume.id
-                                                )
+                    self.apiclient,
+                    id=volume.id
+                )
                 self.assertNotEqual(
-                                list_volume_response,
-                                None,
-                                "Check if volume exists in ListVolumes"
-                                )
+                    list_volume_response,
+                    None,
+                    "Check if volume exists in ListVolumes"
+                )
                 # Attach volume to VM
                 self.virtual_machine.attach_volume(
-                                                self.apiclient,
-                                                volume
-                                                )
+                    self.apiclient,
+                    volume
+                )
             # Check all volumes attached to same VM
             list_volume_response = Volume.list(
-                                    self.apiclient,
-                                    virtualmachineid=self.virtual_machine.id,
-                                    type='DATADISK',
-                                    listall=True
-                                    )
+                self.apiclient,
+                virtualmachineid=self.virtual_machine.id,
+                type='DATADISK',
+                listall=True
+            )
             self.assertNotEqual(
                 list_volume_response,
                 None,
@@ -242,32 +247,34 @@ class TestAttachVolume(cloudstackTestCase):
             self.assertEqual(
                 len(list_volume_response),
                 self.max_data_volumes,
-                "Volumes attached to the VM %s. Expected %s" % (len(list_volume_response), self.max_data_volumes))
+                "Volumes attached to the VM %s. Expected %s" %
+                (len(list_volume_response),
+                 self.max_data_volumes))
             self.debug("Rebooting the VM: %s" % self.virtual_machine.id)
             # Reboot VM
             self.virtual_machine.reboot(self.apiclient)
 
             vm_response = VirtualMachine.list(
-                                        self.apiclient,
-                                        id=self.virtual_machine.id,
-                                        )
-            #Verify VM response to check whether VM deployment was successful
+                self.apiclient,
+                id=self.virtual_machine.id,
+            )
+            # Verify VM response to check whether VM deployment was successful
             self.assertNotEqual(
-                            len(vm_response),
-                            0,
-                            "Check VMs available in List VMs response"
-                        )
+                len(vm_response),
+                0,
+                "Check VMs available in List VMs response"
+            )
             self.assertEqual(
-                                isinstance(vm_response, list),
-                                True,
-                                "Check list VM response for valid list"
-                        )
+                isinstance(vm_response, list),
+                True,
+                "Check list VM response for valid list"
+            )
             vm = vm_response[0]
             self.assertEqual(
-                            vm.state,
-                            'Running',
-                            "Check the state of VM"
-                        )
+                vm.state,
+                'Running',
+                "Check the state of VM"
+            )
 
             # Stop VM
             self.virtual_machine.stop(self.apiclient)
@@ -278,33 +285,33 @@ class TestAttachVolume(cloudstackTestCase):
             time.sleep(self.services["sleep"])
 
             vm_response = VirtualMachine.list(
-                                        self.apiclient,
-                                        id=self.virtual_machine.id,
-                                        )
+                self.apiclient,
+                id=self.virtual_machine.id,
+            )
             self.assertEqual(
-                                isinstance(vm_response, list),
-                                True,
-                                "Check list VM response for valid list"
-                        )
+                isinstance(vm_response, list),
+                True,
+                "Check list VM response for valid list"
+            )
 
-            #Verify VM response to check whether VM deployment was successful
+            # Verify VM response to check whether VM deployment was successful
             self.assertNotEqual(
-                            len(vm_response),
-                            0,
-                            "Check VMs available in List VMs response"
-                        )
+                len(vm_response),
+                0,
+                "Check VMs available in List VMs response"
+            )
 
             vm = vm_response[0]
             self.assertEqual(
-                            vm.state,
-                            'Running',
-                            "Check the state of VM"
-                        )
+                vm.state,
+                'Running',
+                "Check the state of VM"
+            )
         except Exception as e:
             self.fail("Exception occured: %s" % e)
         return
 
-    @attr(tags = ["advanced", "advancedns"])
+    @attr(tags=["advanced", "advancedns"])
     def test_02_volume_attach_max(self):
         """Test attach volumes (more than max) to an instance
         """
@@ -315,22 +322,22 @@ class TestAttachVolume(cloudstackTestCase):
 
         # Create a volume and attach to VM
         volume = Volume.create(
-                                self.apiclient,
-                                self.services["volume"],
-                                zoneid=self.zone.id,
-                                account=self.account.name,
-                                domainid=self.account.domainid,
-                                diskofferingid=self.disk_offering.id
-                               )
+            self.apiclient,
+            self.services["volume"],
+            zoneid=self.zone.id,
+            account=self.account.name,
+            domainid=self.account.domainid,
+            diskofferingid=self.disk_offering.id
+        )
         self.debug("Created volume: %s for account: %s" % (
-                                                volume.id,
-                                                self.account.name
-                                                ))
+            volume.id,
+            self.account.name
+        ))
         # Check List Volume response for newly created volume
         list_volume_response = Volume.list(
-                                            self.apiclient,
-                                            id=volume.id
-                                            )
+            self.apiclient,
+            id=volume.id
+        )
         self.assertNotEqual(
             list_volume_response,
             None,
@@ -344,15 +351,16 @@ class TestAttachVolume(cloudstackTestCase):
         # Attach volume to VM
         with self.assertRaises(Exception):
             self.debug("Trying to Attach volume: %s to VM: %s" % (
-                                                volume.id,
-                                                self.virtual_machine.id
-                                                ))
+                volume.id,
+                self.virtual_machine.id
+            ))
             self.virtual_machine.attach_volume(
-                                                self.apiclient,
-                                                volume
-                                                )
+                self.apiclient,
+                volume
+            )
         return
 
+
 class TestAttachDetachVolume(cloudstackTestCase):
 
     @classmethod
@@ -367,28 +375,28 @@ class TestAttachDetachVolume(cloudstackTestCase):
         cls.pod = get_pod(cls.api_client, cls.zone.id)
         cls.services['mode'] = cls.zone.networktype
         cls.disk_offering = DiskOffering.create(
-                                    cls.api_client,
-                                    cls.services["disk_offering"]
-                                    )
+            cls.api_client,
+            cls.services["disk_offering"]
+        )
         template = get_template(
-                            cls.api_client,
-                            cls.zone.id,
-                            cls.services["ostype"]
-                            )
+            cls.api_client,
+            cls.zone.id,
+            cls.services["ostype"]
+        )
         cls.services["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["template"] = template.id
-        #get max data volumes limit based on the hypervisor type and version
+        # get max data volumes limit based on the hypervisor type and version
         listHost = Host.list(
-                             cls.api_client,
-                             type ='Routing',
-                             zoneid = cls.zone.id,
-                             podid = cls.pod.id,
-                             )
+            cls.api_client,
+            type='Routing',
+            zoneid=cls.zone.id,
+            podid=cls.pod.id,
+        )
         ver = listHost[0].hypervisorversion
         hv = listHost[0].hypervisor
         cmd = listHypervisorCapabilities.listHypervisorCapabilitiesCmd()
-        cmd.hypervisor = hv #cls.services["virtual_machine"]["hypervisor"]
+        cmd.hypervisor = hv  # cls.services["virtual_machine"]["hypervisor"]
         res = cls.api_client.listHypervisorCapabilities(cmd)
         cls.debug('Hypervisor Capabilities: {}'.format(res))
         for i in range(len(res)):
@@ -399,28 +407,27 @@ class TestAttachDetachVolume(cloudstackTestCase):
         cls.services["volume"]["max"] = cls.max_data_volumes
         # Create VMs, NAT Rules etc
         cls.account = Account.create(
-                            cls.api_client,
-                            cls.services["account"],
-                            domainid=cls.domain.id
-                            )
-
+            cls.api_client,
+            cls.services["account"],
+            domainid=cls.domain.id
+        )
 
         cls.service_offering = ServiceOffering.create(
-                                            cls.api_client,
-                                            cls.services["service_offering"]
-                                            )
+            cls.api_client,
+            cls.services["service_offering"]
+        )
         cls.virtual_machine = VirtualMachine.create(
-                                    cls.api_client,
-                                    cls.services["virtual_machine"],
-                                    accountid=cls.account.name,
-                                    domainid=cls.account.domainid,
-                                    serviceofferingid=cls.service_offering.id,
-                                )
+            cls.api_client,
+            cls.services["virtual_machine"],
+            accountid=cls.account.name,
+            domainid=cls.account.domainid,
+            serviceofferingid=cls.service_offering.id,
+        )
         cls._cleanup = [
-                        cls.service_offering,
-                        cls.disk_offering,
-                        cls.account
-                        ]
+            cls.service_offering,
+            cls.disk_offering,
+            cls.account
+        ]
 
     def setUp(self):
 
@@ -429,19 +436,21 @@ class TestAttachDetachVolume(cloudstackTestCase):
         self.cleanup = []
 
     def tearDown(self):
-        #Clean up, terminate the created volumes
+        # Clean up, terminate the created volumes
         cleanup_resources(self.apiclient, self.cleanup)
         return
 
     @classmethod
     def tearDownClass(cls):
         try:
-            cls.api_client = super(TestAttachDetachVolume, cls).getClsTestClient().getApiClient()
+            cls.api_client = super(
+                TestAttachDetachVolume,
+                cls).getClsTestClient().getApiClient()
             cleanup_resources(cls.api_client, cls._cleanup)
         except Exception as e:
             raise Exception("Warning: Exception during cleanup : %s" % e)
 
-    @attr(tags = ["advanced", "advancedns"])
+    @attr(tags=["advanced", "advancedns"])
     def test_01_volume_attach_detach(self):
         """Test Volume attach/detach to VM (5 data volumes)
         """
@@ -459,21 +468,21 @@ class TestAttachDetachVolume(cloudstackTestCase):
             # Create 5 volumes and attach to VM
             for i in range(self.max_data_volumes):
                 volume = Volume.create(
-                                   self.apiclient,
-                                   self.services["volume"],
-                                   zoneid=self.zone.id,
-                                   account=self.account.name,
-                                   domainid=self.account.domainid,
-                                   diskofferingid=self.disk_offering.id
-                                   )
+                    self.apiclient,
+                    self.services["volume"],
+                    zoneid=self.zone.id,
+                    account=self.account.name,
+                    domainid=self.account.domainid,
+                    diskofferingid=self.disk_offering.id
+                )
                 self.cleanup.append(volume)
                 volumes.append(volume)
 
                 # Check List Volume response for newly created volume
                 list_volume_response = Volume.list(
-                                                self.apiclient,
-                                                id=volume.id
-                                                )
+                    self.apiclient,
+                    id=volume.id
+                )
                 self.assertNotEqual(
                     list_volume_response,
                     None,
@@ -484,39 +493,40 @@ class TestAttachDetachVolume(cloudstackTestCase):
                     "Check list volumes response for valid list")
                 # Attach volume to VM
                 self.virtual_machine.attach_volume(
-                                                self.apiclient,
-                                                volume
-                                                )
+                    self.apiclient,
+                    volume
+                )
 
             # Check all volumes attached to same VM
             list_volume_response = Volume.list(
-                                    self.apiclient,
-                                    virtualmachineid=self.virtual_machine.id,
-                                    type='DATADISK',
-                                    listall=True
-                                    )
+                self.apiclient,
+                virtualmachineid=self.virtual_machine.id,
+                type='DATADISK',
+                listall=True
+            )
             self.assertNotEqual(
-                                list_volume_response,
-                                None,
-                                "Check if volume exists in ListVolumes"
-                                )
+                list_volume_response,
+                None,
+                "Check if volume exists in ListVolumes"
+            )
             self.assertEqual(
-                                isinstance(list_volume_response, list),
-                                True,
-                                "Check list volumes response for valid list"
-                        )
+                isinstance(list_volume_response, list),
+                True,
+                "Check list volumes response for valid list"
+            )
             self.assertEqual(
                 len(list_volume_response),
                 self.max_data_volumes,
-                "Volumes attached to the VM %s. Expected %s" % (len(list_volume_response), self.max_data_volumes)
-            )
+                "Volumes attached to the VM %s. Expected %s" %
+                (len(list_volume_response),
+                 self.max_data_volumes))
 
             # Detach all volumes from VM
             for volume in volumes:
                 self.virtual_machine.detach_volume(
-                                                self.apiclient,
-                                                volume
-                                            )
+                    self.apiclient,
+                    volume
+                )
             # Reboot VM
             self.debug("Rebooting the VM: %s" % self.virtual_machine.id)
             self.virtual_machine.reboot(self.apiclient)
@@ -524,27 +534,27 @@ class TestAttachDetachVolume(cloudstackTestCase):
             time.sleep(self.services["sleep"])
 
             vm_response = VirtualMachine.list(
-                                        self.apiclient,
-                                        id=self.virtual_machine.id,
-                                        )
-            #Verify VM response to check whether VM deployment was successful
+                self.apiclient,
+                id=self.virtual_machine.id,
+            )
+            # Verify VM response to check whether VM deployment was successful
             self.assertEqual(
-                                isinstance(vm_response, list),
-                                True,
-                                "Check list VM response for valid list"
-                        )
+                isinstance(vm_response, list),
+                True,
+                "Check list VM response for valid list"
+            )
 
             self.assertNotEqual(
-                            len(vm_response),
-                            0,
-                            "Check VMs available in List VMs response"
-                        )
+                len(vm_response),
+                0,
+                "Check VMs available in List VMs response"
+            )
             vm = vm_response[0]
             self.assertEqual(
-                            vm.state,
-                            'Running',
-                            "Check the state of VM"
-                        )
+                vm.state,
+                'Running',
+                "Check the state of VM"
+            )
 
             # Stop VM
             self.virtual_machine.stop(self.apiclient)
@@ -555,26 +565,26 @@ class TestAttachDetachVolume(cloudstackTestCase):
             time.sleep(self.services["sleep"])
 
             vm_response = VirtualMachine.list(
-                                        self.apiclient,
-                                        id=self.virtual_machine.id,
-                                        )
-            #Verify VM response to check whether VM deployment was successful
+                self.apiclient,
+                id=self.virtual_machine.id,
+            )
+            # Verify VM response to check whether VM deployment was successful
             self.assertEqual(
-                                isinstance(vm_response, list),
-                                True,
-                                "Check list VM response for valid list"
-                        )
+                isinstance(vm_response, list),
+                True,
+                "Check list VM response for valid list"
+            )
             self.assertNotEqual(
-                            len(vm_response),
-                            0,
-                            "Check VMs available in List VMs response"
-                        )
+                len(vm_response),
+                0,
+                "Check VMs available in List VMs response"
+            )
             vm = vm_response[0]
             self.assertEqual(
-                            vm.state,
-                            'Running',
-                            "Check the state of VM"
-                        )
+                vm.state,
+                'Running',
+                "Check the state of VM"
+            )
         except Exception as e:
             self.fail("Exception occuered: %s" % e)
         return
@@ -594,25 +604,25 @@ class TestAttachVolumeISO(cloudstackTestCase):
         cls.pod = get_pod(cls.api_client, cls.zone.id)
         cls.services['mode'] = cls.zone.networktype
         cls.disk_offering = DiskOffering.create(
-                                    cls.api_client,
-                                    cls.services["disk_offering"]
-                                    )
+            cls.api_client,
+            cls.services["disk_offering"]
+        )
         template = get_template(
-                            cls.api_client,
-                            cls.zone.id,
-                            cls.services["ostype"]
-                            )
+            cls.api_client,
+            cls.zone.id,
+            cls.services["ostype"]
+        )
         cls.services["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["zoneid"] = cls.zone.id
         cls.services["iso"]["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["template"] = template.id
-        #get max data volumes limit based on the hypervisor type and version
+        # get max data volumes limit based on the hypervisor type and version
         listHost = Host.list(
-                             cls.api_client,
-                             type ='Routing',
-                             zoneid = cls.zone.id,
-                             podid = cls.pod.id,
-                             )
+            cls.api_client,
+            type='Routing',
+            zoneid=cls.zone.id,
+            podid=cls.pod.id,
+        )
         ver = listHost[0].hypervisorversion
         hv = listHost[0].hypervisor
         cmd = listHypervisorCapabilities.listHypervisorCapabilitiesCmd()
@@ -627,27 +637,27 @@ class TestAttachVolumeISO(cloudstackTestCase):
         cls.services["volume"]["max"] = cls.max_data_volumes
         # Create VMs, NAT Rules etc
         cls.account = Account.create(
-                            cls.api_client,
-                            cls.services["account"],
-                            domainid=cls.domain.id
-                            )
+            cls.api_client,
+            cls.services["account"],
+            domainid=cls.domain.id
+        )
 
         cls.service_offering = ServiceOffering.create(
-                                            cls.api_client,
-                                            cls.services["service_offering"]
-                                            )
+            cls.api_client,
+            cls.services["service_offering"]
+        )
         cls.virtual_machine = VirtualMachine.create(
-                                    cls.api_client,
-                                    cls.services["virtual_machine"],
-                                    accountid=cls.account.name,
-                                    domainid=cls.account.domainid,
-                                    serviceofferingid=cls.service_offering.id,
-                                )
+            cls.api_client,
+            cls.services["virtual_machine"],
+            accountid=cls.account.name,
+            domainid=cls.account.domainid,
+            serviceofferingid=cls.service_offering.id,
+        )
         cls._cleanup = [
-                        cls.service_offering,
-                        cls.disk_offering,
-                        cls.account
-                        ]
+            cls.service_offering,
+            cls.disk_offering,
+            cls.account
+        ]
 
     @classmethod
     def tearDownClass(cls):
@@ -664,13 +674,13 @@ class TestAttachVolumeISO(cloudstackTestCase):
 
     def tearDown(self):
         try:
-            #Clean up, terminate the created instance, volumes and snapshots
+            # Clean up, terminate the created instance, volumes and snapshots
             cleanup_resources(self.apiclient, self.cleanup)
         except Exception as e:
             raise Exception("Warning: Exception during cleanup : %s" % e)
         return
 
-    @attr(tags = ["advanced", "advancedns"])
+    @attr(tags=["advanced", "advancedns"])
     def test_01_volume_iso_attach(self):
         """Test Volumes and ISO attach
         """
@@ -683,84 +693,85 @@ class TestAttachVolumeISO(cloudstackTestCase):
         # Create 5 volumes and attach to VM
         for i in range(self.max_data_volumes):
             volume = Volume.create(
-                                   self.apiclient,
-                                   self.services["volume"],
-                                   zoneid=self.zone.id,
-                                   account=self.account.name,
-                                   domainid=self.account.domainid,
-                                   diskofferingid=self.disk_offering.id
-                                   )
+                self.apiclient,
+                self.services["volume"],
+                zoneid=self.zone.id,
+                account=self.account.name,
+                domainid=self.account.domainid,
+                diskofferingid=self.disk_offering.id
+            )
             self.debug("Created volume: %s for account: %s" % (
-                                                volume.id,
-                                                self.account.name
-                                                ))
+                volume.id,
+                self.account.name
+            ))
             # Check List Volume response for newly created volume
             list_volume_response = Volume.list(
-                                                self.apiclient,
-                                                id=volume.id
-                                                )
+                self.apiclient,
+                id=volume.id
+            )
             self.assertNotEqual(
-                                list_volume_response,
-                                None,
-                                "Check if volume exists in ListVolumes"
-                                )
+                list_volume_response,
+                None,
+                "Check if volume exists in ListVolumes"
+            )
             self.assertEqual(
-                                isinstance(list_volume_response, list),
-                                True,
-                                "Check list volumes response for valid list"
-                        )
+                isinstance(list_volume_response, list),
+                True,
+                "Check list volumes response for valid list"
+            )
             # Attach volume to VM
             self.virtual_machine.attach_volume(
-                                                self.apiclient,
-                                                volume
-                                                )
+                self.apiclient,
+                volume
+            )
 
         # Check all volumes attached to same VM
         list_volume_response = Volume.list(
-                                    self.apiclient,
-                                    virtualmachineid=self.virtual_machine.id,
-                                    type='DATADISK',
-                                    listall=True
-                                    )
+            self.apiclient,
+            virtualmachineid=self.virtual_machine.id,
+            type='DATADISK',
+            listall=True
+        )
         self.assertNotEqual(
-                                list_volume_response,
-                                None,
-                                "Check if volume exists in ListVolumes"
-                                )
+            list_volume_response,
+            None,
+            "Check if volume exists in ListVolumes"
+        )
         self.assertEqual(
-                                isinstance(list_volume_response, list),
-                                True,
-                                "Check list volumes response for valid list"
-                        )
+            isinstance(list_volume_response, list),
+            True,
+            "Check list volumes response for valid list"
+        )
         self.assertEqual(
             len(list_volume_response),
             self.max_data_volumes,
-            "Volumes attached to the VM %s. Expected %s" % (len(list_volume_response), self.max_data_volumes)
-        )
+            "Volumes attached to the VM %s. Expected %s" %
+            (len(list_volume_response),
+             self.max_data_volumes))
         # Create an ISO and attach it to VM
         iso = Iso.create(
-                         self.apiclient,
-                         self.services["iso"],
-                         account=self.account.name,
-                         domainid=self.account.domainid,
-                         )
+            self.apiclient,
+            self.services["iso"],
+            account=self.account.name,
+            domainid=self.account.domainid,
+        )
         self.debug("Created ISO with ID: %s for account: %s" % (
-                                                    iso.id,
-                                                    self.account.name
-                                                    ))
+            iso.id,
+            self.account.name
+        ))
 
         try:
             self.debug("Downloading ISO with ID: %s" % iso.id)
             iso.download(self.apiclient)
         except Exception as e:
-            self.fail("Exception while downloading ISO %s: %s"\
+            self.fail("Exception while downloading ISO %s: %s"
                       % (iso.id, e))
 
-        #Attach ISO to virtual machine
+        # Attach ISO to virtual machine
         self.debug("Attach ISO ID: %s to VM: %s" % (
-                                                    iso.id,
-                                                    self.virtual_machine.id
-                                                    ))
+            iso.id,
+            self.virtual_machine.id
+        ))
         cmd = attachIso.attachIsoCmd()
         cmd.id = iso.id
         cmd.virtualmachineid = self.virtual_machine.id
@@ -768,27 +779,27 @@ class TestAttachVolumeISO(cloudstackTestCase):
 
         # Verify ISO is attached to VM
         vm_response = VirtualMachine.list(
-                                        self.apiclient,
-                                        id=self.virtual_machine.id,
-                                        )
-        #Verify VM response to check whether VM deployment was successful
+            self.apiclient,
+            id=self.virtual_machine.id,
+        )
+        # Verify VM response to check whether VM deployment was successful
         self.assertEqual(
-                                isinstance(vm_response, list),
-                                True,
-                                "Check list VM response for valid list"
-                        )
+            isinstance(vm_response, list),
+            True,
+            "Check list VM response for valid list"
+        )
 
         self.assertNotEqual(
-                            len(vm_response),
-                            0,
-                            "Check VMs available in List VMs response"
-                        )
+            len(vm_response),
+            0,
+            "Check VMs available in List VMs response"
+        )
         vm = vm_response[0]
         self.assertEqual(
-                            vm.isoid,
-                            iso.id,
-                            "Check ISO is attached to VM or not"
-                        )
+            vm.isoid,
+            iso.id,
+            "Check ISO is attached to VM or not"
+        )
         return
 
 
@@ -805,52 +816,52 @@ class TestVolumes(cloudstackTestCase):
         cls.zone = get_zone(cls.api_client, cls.testClient.getZoneForTests())
         cls.services['mode'] = cls.zone.networktype
         cls.disk_offering = DiskOffering.create(
-                                    cls.api_client,
-                                    cls.services["disk_offering"]
-                                    )
+            cls.api_client,
+            cls.services["disk_offering"]
+        )
         template = get_template(
-                            cls.api_client,
-                            cls.zone.id,
-                            cls.services["ostype"]
-                            )
+            cls.api_client,
+            cls.zone.id,
+            cls.services["ostype"]
+        )
         cls.services["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["template"] = template.id
-        cls.services["virtual_machine"]["diskofferingid"] = cls.disk_offering.id
+        cls.services["virtual_machine"][
+            "diskofferingid"] = cls.disk_offering.id
 
         # Create VMs, VMs etc
         cls.account = Account.create(
-                            cls.api_client,
-                            cls.services["account"],
-                            domainid=cls.domain.id
-                            )
-
+            cls.api_client,
+            cls.services["account"],
+            domainid=cls.domain.id
+        )
 
         cls.service_offering = ServiceOffering.create(
-                                            cls.api_client,
-                                            cls.services["service_offering"]
-                                        )
+            cls.api_client,
+            cls.services["service_offering"]
+        )
         cls.virtual_machine = VirtualMachine.create(
-                                    cls.api_client,
-                                    cls.services["virtual_machine"],
-                                    accountid=cls.account.name,
-                                    domainid=cls.account.domainid,
-                                    serviceofferingid=cls.service_offering.id,
-                                )
+            cls.api_client,
+            cls.services["virtual_machine"],
+            accountid=cls.account.name,
+            domainid=cls.account.domainid,
+            serviceofferingid=cls.service_offering.id,
+        )
 
         cls.volume = Volume.create(
-                                   cls.api_client,
-                                   cls.services["volume"],
-                                   zoneid=cls.zone.id,
-                                   account=cls.account.name,
-                                   domainid=cls.account.domainid,
-                                   diskofferingid=cls.disk_offering.id
-                                   )
+            cls.api_client,
+            cls.services["volume"],
+            zoneid=cls.zone.id,
+            account=cls.account.name,
+            domainid=cls.account.domainid,
+            diskofferingid=cls.disk_offering.id
+        )
         cls._cleanup = [
-                        cls.service_offering,
-                        cls.disk_offering,
-                        cls.account
-                        ]
+            cls.service_offering,
+            cls.disk_offering,
+            cls.account
+        ]
 
     @classmethod
     def tearDownClass(cls):
@@ -865,7 +876,7 @@ class TestVolumes(cloudstackTestCase):
         self.cleanup = []
 
     def tearDown(self):
-        #Clean up, terminate the created volumes
+        # Clean up, terminate the created volumes
         cleanup_resources(self.apiclient, self.cleanup)
         return
 
@@ -883,52 +894,52 @@ class TestVolumes(cloudstackTestCase):
 
         # Check the list volumes response for vmname and virtualmachineid
         list_volume_response = Volume.list(
-                                                self.apiclient,
-                                                id=self.volume.id
-                                                )
+            self.apiclient,
+            id=self.volume.id
+        )
         self.assertNotEqual(
-                            list_volume_response,
-                            None,
-                            "Check if volume exists in ListVolumes"
-                            )
+            list_volume_response,
+            None,
+            "Check if volume exists in ListVolumes"
+        )
         self.assertEqual(
-                         isinstance(list_volume_response, list),
-                         True,
-                         "Check list volumes response for valid list"
-                        )
+            isinstance(list_volume_response, list),
+            True,
+            "Check list volumes response for valid list"
+        )
         volume = list_volume_response[0]
 
         self.assertEqual(
-                            volume.type,
-                            'DATADISK',
-                            "Check volume type from list volume response"
-                        )
+            volume.type,
+            'DATADISK',
+            "Check volume type from list volume response"
+        )
 
         self.assertEqual(
-                            hasattr(volume, 'vmname'),
-                            True,
-                            "Check whether volume has vmname field"
-                            )
+            hasattr(volume, 'vmname'),
+            True,
+            "Check whether volume has vmname field"
+        )
         self.assertEqual(
-                            hasattr(volume, 'virtualmachineid'),
-                            True,
-                            "Check whether volume has virtualmachineid field"
-                            )
+            hasattr(volume, 'virtualmachineid'),
+            True,
+            "Check whether volume has virtualmachineid field"
+        )
 
         # Attach volume to VM
         self.debug("Attach volume: %s to VM: %s" % (
-                                                    self.volume.id,
-                                                    self.virtual_machine.id
-                                                    ))
+            self.volume.id,
+            self.virtual_machine.id
+        ))
         self.virtual_machine.attach_volume(self.apiclient, self.volume)
 
         # Check all volumes attached to same VM
         list_volume_response = Volume.list(
-                                    self.apiclient,
-                                    virtualmachineid=self.virtual_machine.id,
-                                    type='DATADISK',
-                                    listall=True
-                                    )
+            self.apiclient,
+            virtualmachineid=self.virtual_machine.id,
+            type='DATADISK',
+            listall=True
+        )
         self.assertNotEqual(
             list_volume_response,
             None,
@@ -941,15 +952,15 @@ class TestVolumes(cloudstackTestCase):
         )
         volume = list_volume_response[0]
         self.assertEqual(
-                        volume.vmname,
-                        self.virtual_machine.name,
-                        "Check virtual machine name in list volumes response"
-                        )
+            volume.vmname,
+            self.virtual_machine.name,
+            "Check virtual machine name in list volumes response"
+        )
         self.assertEqual(
-                        volume.virtualmachineid,
-                        self.virtual_machine.id,
-                        "Check VM ID in list Volume response"
-                        )
+            volume.virtualmachineid,
+            self.virtual_machine.id,
+            "Check VM ID in list Volume response"
+        )
         return
 
     @attr(tags=["advanced", "advancedns"], required_hardware="false")
@@ -963,40 +974,40 @@ class TestVolumes(cloudstackTestCase):
         #    that volume.
 
         self.debug("Detach volume: %s to VM: %s" % (
-                                                    self.volume.id,
-                                                    self.virtual_machine.id
-                                                    ))
+            self.volume.id,
+            self.virtual_machine.id
+        ))
         self.virtual_machine.detach_volume(self.apiclient, self.volume)
 
-        #Sleep to ensure the current state will reflected in other calls
+        # Sleep to ensure the current state will reflected in other calls
         time.sleep(self.services["sleep"])
 
         list_volume_response = Volume.list(
-                                            self.apiclient,
-                                            id=self.volume.id
-                                            )
+            self.apiclient,
+            id=self.volume.id
+        )
         self.assertNotEqual(
-                            list_volume_response,
-                            None,
-                            "Check if volume exists in ListVolumes"
-                            )
+            list_volume_response,
+            None,
+            "Check if volume exists in ListVolumes"
+        )
         self.assertEqual(
-                         isinstance(list_volume_response, list),
-                         True,
-                         "Check list volumes response for valid list"
-                        )
+            isinstance(list_volume_response, list),
+            True,
+            "Check list volumes response for valid list"
+        )
         volume = list_volume_response[0]
         self.assertEqual(
-                         volume.virtualmachineid,
-                         None,
-                         "Check if volume state (detached) is reflected"
-                         )
+            volume.virtualmachineid,
+            None,
+            "Check if volume state (detached) is reflected"
+        )
 
         self.assertEqual(
-                         volume.vmname,
-                         None,
-                         "Check if volume state (detached) is reflected"
-                         )
+            volume.vmname,
+            None,
+            "Check if volume state (detached) is reflected"
+        )
         return
 
     @attr(tags=["advanced", "advancedns"], required_hardware="false")
@@ -1012,28 +1023,37 @@ class TestVolumes(cloudstackTestCase):
         cmd.id = self.volume.id
         self.apiclient.deleteVolume(cmd)
 
-        #Sleep to ensure the current state will reflected in other calls
+        # Sleep to ensure the current state will reflected in other calls
         time.sleep(self.services["sleep"])
 
         list_volume_response = Volume.list(
-                                            self.apiclient,
-                                            id=self.volume.id,
-                                            )
+            self.apiclient,
+            id=self.volume.id,
+        )
         self.assertEqual(
-                        list_volume_response,
-                        None,
-                        "Volume %s was not deleted" % self.volume.id
-                    )
+            list_volume_response,
+            None,
+            "Volume %s was not deleted" % self.volume.id
+        )
         return
 
-    @attr(tags=["advanced", "advancedns", "simulator", "basic", "eip", "sg"], required_hardware="false")
+    @attr(
+        tags=[
+            "advanced",
+            "advancedns",
+            "simulator",
+            "basic",
+            "eip",
+            "sg"],
+        required_hardware="false")
     def test_create_volume_under_domain(self):
         """Create a volume under a non-root domain as non-root-domain user
 
         1. Create a domain under ROOT
         2. Create a user within this domain
         3. As user in step 2. create a volume with standard disk offering
-        4. Ensure the volume is created in the domain and available to the user in his listVolumes call
+        4. Ensure the volume is created in the domain and available to the
+           user in his listVolumes call
         """
         dom = Domain.create(
             self.apiclient,
@@ -1053,11 +1073,19 @@ class TestVolumes(cloudstackTestCase):
         self.cleanup.insert(-2, domuser)
         self.assertTrue(domuser is not None)
 
-        domapiclient = self.testClient.getUserApiClient(UserName=domuser.name, DomainName=dom.name)
+        domapiclient = self.testClient.getUserApiClient(
+            UserName=domuser.name,
+            DomainName=dom.name)
 
         diskoffering = DiskOffering.list(self.apiclient)
-        self.assertTrue(isinstance(diskoffering, list), msg="DiskOffering list is not a list?")
-        self.assertTrue(len(diskoffering) > 0, "no disk offerings in the deployment")
+        self.assertTrue(
+            isinstance(
+                diskoffering,
+                list),
+            msg="DiskOffering list is not a list?")
+        self.assertTrue(
+            len(diskoffering) > 0,
+            "no disk offerings in the deployment")
 
         vol = Volume.create(
             domapiclient,
@@ -1067,21 +1095,33 @@ class TestVolumes(cloudstackTestCase):
             domainid=dom.id,
             diskofferingid=diskoffering[0].id
         )
-        self.assertTrue(vol is not None, "volume creation fails in domain %s as user %s" % (dom.name, domuser.name))
+        self.assertTrue(
+            vol is not None, "volume creation fails in domain %s as user %s" %
+            (dom.name, domuser.name))
 
         listed_vol = Volume.list(domapiclient, id=vol.id)
-        self.assertTrue(listed_vol is not None and isinstance(listed_vol, list),
-            "invalid response from listVolumes for volume %s" % vol.id)
-        self.assertTrue(listed_vol[0].id == vol.id,
-            "Volume returned by list volumes %s not matching with queried volume %s in domain %s" % (
-            listed_vol[0].id, vol.id, dom.name))
+        self.assertTrue(
+            listed_vol is not None and isinstance(
+                listed_vol,
+                list),
+            "invalid response from listVolumes for volume %s" %
+            vol.id)
+        self.assertTrue(
+            listed_vol[0].id == vol.id,
+            "Volume returned by list volumes %s not matching with queried\
+                    volume %s in domain %s" %
+            (listed_vol[0].id,
+                vol.id,
+                dom.name))
 
 
 class TestDeployVmWithCustomDisk(cloudstackTestCase):
 
     @classmethod
     def setUpClass(cls):
-        cls.testClient = super(TestDeployVmWithCustomDisk, cls).getClsTestClient()
+        cls.testClient = super(
+            TestDeployVmWithCustomDisk,
+            cls).getClsTestClient()
         cls.api_client = cls.testClient.getApiClient()
         cls.services = Services().services
         # Get Zone, Domain and templates
@@ -1089,36 +1129,35 @@ class TestDeployVmWithCustomDisk(cloudstackTestCase):
         cls.zone = get_zone(cls.api_client, cls.testClient.getZoneForTests())
         cls.services['mode'] = cls.zone.networktype
         cls.disk_offering = DiskOffering.create(
-                                    cls.api_client,
-                                    cls.services["disk_offering"],
-                                    custom=True
-                                    )
+            cls.api_client,
+            cls.services["disk_offering"],
+            custom=True
+        )
         template = get_template(
-                            cls.api_client,
-                            cls.zone.id,
-                            cls.services["ostype"]
-                            )
+            cls.api_client,
+            cls.zone.id,
+            cls.services["ostype"]
+        )
         cls.services["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["template"] = template.id
 
         # Create VMs, NAT Rules etc
         cls.account = Account.create(
-                            cls.api_client,
-                            cls.services["account"],
-                            domainid=cls.domain.id
-                            )
-
+            cls.api_client,
+            cls.services["account"],
+            domainid=cls.domain.id
+        )
 
         cls.service_offering = ServiceOffering.create(
-                                            cls.api_client,
-                                            cls.services["service_offering"]
-                                            )
+            cls.api_client,
+            cls.services["service_offering"]
+        )
         cls._cleanup = [
-                        cls.service_offering,
-                        cls.disk_offering,
-                        cls.account
-                        ]
+            cls.service_offering,
+            cls.disk_offering,
+            cls.account
+        ]
 
     def setUp(self):
 
@@ -1143,27 +1182,27 @@ class TestDeployVmWithCustomDisk(cloudstackTestCase):
         #    cleanup all created data disks from the account
 
         config = Configurations.list(
-                                    self.apiclient,
-                                    name="custom.diskoffering.size.min"
-                                    )
+            self.apiclient,
+            name="custom.diskoffering.size.min"
+        )
         self.assertEqual(
             isinstance(config, list),
             True,
             "custom.diskoffering.size.min should be present in global config"
-            )
+        )
         # minimum size of custom disk (in GBs)
         min_size = int(config[0].value)
         self.debug("custom.diskoffering.size.min: %s" % min_size)
 
         config = Configurations.list(
-                                    self.apiclient,
-                                    name="custom.diskoffering.size.max"
-                                    )
+            self.apiclient,
+            name="custom.diskoffering.size.max"
+        )
         self.assertEqual(
             isinstance(config, list),
             True,
             "custom.diskoffering.size.min should be present in global config"
-            )
+        )
         # maximum size of custom disk (in GBs)
         max_size = int(config[0].value)
         self.debug("custom.diskoffering.size.max: %s" % max_size)
@@ -1173,24 +1212,24 @@ class TestDeployVmWithCustomDisk(cloudstackTestCase):
         self.services["custom_volume"]["zoneid"] = self.zone.id
         with self.assertRaises(Exception):
             Volume.create_custom_disk(
-                                    self.apiclient,
-                                    self.services["custom_volume"],
-                                    account=self.account.name,
-                                    domainid=self.account.domainid,
-                                    diskofferingid=self.disk_offering.id
-                                    )
+                self.apiclient,
+                self.services["custom_volume"],
+                account=self.account.name,
+                domainid=self.account.domainid,
+                diskofferingid=self.disk_offering.id
+            )
         self.debug("Create volume failed!")
 
         self.debug("Creating a volume with size more than max cust disk size")
         self.services["custom_volume"]["customdisksize"] = (max_size + 1)
         with self.assertRaises(Exception):
             Volume.create_custom_disk(
-                                    self.apiclient,
-                                    self.services["custom_volume"],
-                                    account=self.account.name,
-                                    domainid=self.account.domainid,
-                                    diskofferingid=self.disk_offering.id
-                                    )
+                self.apiclient,
+                self.services["custom_volume"],
+                account=self.account.name,
+                domainid=self.account.domainid,
+                diskofferingid=self.disk_offering.id
+            )
         self.debug("Create volume failed!")
 
         self.debug("Creating a volume with size more than min cust disk " +
@@ -1199,17 +1238,18 @@ class TestDeployVmWithCustomDisk(cloudstackTestCase):
         self.services["custom_volume"]["customdisksize"] = (min_size + 1)
         try:
             Volume.create_custom_disk(
-                                    self.apiclient,
-                                    self.services["custom_volume"],
-                                    account=self.account.name,
-                                    domainid=self.account.domainid,
-                                    diskofferingid=self.disk_offering.id
-                                    )
+                self.apiclient,
+                self.services["custom_volume"],
+                account=self.account.name,
+                domainid=self.account.domainid,
+                diskofferingid=self.disk_offering.id
+            )
             self.debug("Create volume of cust disk size succeeded")
         except Exception as e:
             self.fail("Create volume failed with exception: %s" % e)
         return
 
+
 class TestMigrateVolume(cloudstackTestCase):
 
     @classmethod
@@ -1234,7 +1274,8 @@ class TestMigrateVolume(cloudstackTestCase):
         cls.services["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["zoneid"] = cls.zone.id
         cls.services["virtual_machine"]["template"] = template.id
-        cls.services["virtual_machine"]["diskofferingid"] = cls.disk_offering.id
+        cls.services["virtual_machine"][
+            "diskofferingid"] = cls.disk_offering.id
 
         # Create VMs, VMs etc
         cls.account = Account.create(
@@ -1255,9 +1296,9 @@ class TestMigrateVolume(cloudstackTestCase):
             mode=cls.services["mode"]
         )
         cls._cleanup = [
-                        cls.small_offering,
-                        cls.account
-                       ]
+            cls.small_offering,
+            cls.account
+        ]
         return
 
     @classmethod
@@ -1278,13 +1319,15 @@ class TestMigrateVolume(cloudstackTestCase):
         cleanup_resources(self.apiclient, self.cleanup)
         return
 
-    @attr(tags=["advanced","sg","advancedsg"], required_hardware='true')
+    @attr(tags=["advanced", "sg", "advancedsg"], required_hardware='true')
     def test_01_migrateVolume(self):
         """
-        @Desc:Volume is not retaining same uuid when migrating from one storage to another.
+        @Desc:Volume is not retaining same uuid when migrating from one
+              storage to another.
         Step1:Create a volume/data disk
         Step2:Verify UUID of the volume
-        Step3:Migrate the volume to another primary storage within the cluster
+        Step3:Migrate the volume to another primary storage within
+              the cluster
         Step4:Migrating volume to new primary storage should succeed
         Step5:volume UUID should not change even after migration
         """
@@ -1295,14 +1338,17 @@ class TestMigrateVolume(cloudstackTestCase):
             zoneid=self.zone.id,
             account=self.account.name,
             domainid=self.account.domainid,
-            )
-        self.assertIsNotNone(vol,"Failed to create volume")
+        )
+        self.assertIsNotNone(vol, "Failed to create volume")
         vol_res = Volume.list(
             self.apiclient,
             id=vol.id
         )
-        self.assertEqual(validateList(vol_res)[0],PASS,"Invalid response returned for list volumes")
-        vol_uuid=vol_res[0].id
+        self.assertEqual(
+            validateList(vol_res)[0],
+            PASS,
+            "Invalid response returned for list volumes")
+        vol_uuid = vol_res[0].id
         try:
             self.virtual_machine.attach_volume(
                 self.apiclient,
@@ -1315,10 +1361,15 @@ class TestMigrateVolume(cloudstackTestCase):
             id=vol.id
         )
         if not pools:
-            self.skipTest("No suitable storage pools found for volume migration. Skipping")
-        self.assertEqual(validateList(pools)[0],PASS,"invalid pool response from findStoragePoolsForMigration")
-        pool=pools[0]
-        self.debug("Migrating Volume-ID: %s to Pool: %s" % (vol.id,pool.id))
+            self.skipTest(
+                "No suitable storage pools found for volume migration.\
+                        Skipping")
+        self.assertEqual(
+            validateList(pools)[0],
+            PASS,
+            "invalid pool response from findStoragePoolsForMigration")
+        pool = pools[0]
+        self.debug("Migrating Volume-ID: %s to Pool: %s" % (vol.id, pool.id))
         try:
             Volume.migrate(
                 self.apiclient,
@@ -1334,12 +1385,16 @@ class TestMigrateVolume(cloudstackTestCase):
             listall='true',
             type='DATADISK'
         )
-        self.assertEqual(validateList(migrated_vols)[0],PASS,"invalid volumes response after migration")
-        migrated_vol_uuid=migrated_vols[0].id
+        self.assertEqual(
+            validateList(migrated_vols)[0],
+            PASS,
+            "invalid volumes response after migration")
+        migrated_vol_uuid = migrated_vols[0].id
         self.assertEqual(
             vol_uuid,
             migrated_vol_uuid,
-            "Volume is not retaining same uuid when migrating from one storage to another"
+            "Volume is not retaining same uuid when migrating from one\
+                    storage to another"
         )
         self.virtual_machine.detach_volume(
             self.apiclient,