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How to use _unshelve_server_and_check_volumes method in tempest

Best Python code snippet using tempest_python

test_attach_volume.py

Source:test_attach_volume.py

...164                servers_client=self.servers_client)165            linux_client.validate_authentication()166        # If validation went ok, or it was skipped, shelve the server167        compute.shelve_server(self.servers_client, server['id'])168    def _unshelve_server_and_check_volumes(self, server, number_of_volumes):169        # Unshelve the instance and check that there are expected volumes170        self.servers_client.unshelve_server(server['id'])171        waiters.wait_for_server_status(self.servers_client,172                                       server['id'],173                                       'ACTIVE')174        if CONF.validation.run_validation:175            counted_volumes = self._count_volumes(server)176            self.assertEqual(number_of_volumes, counted_volumes)177    @test.idempotent_id('13a940b6-3474-4c3c-b03f-29b89112bfee')178    @testtools.skipUnless(CONF.compute_feature_enabled.shelve,179                          'Shelve is not available.')180    def test_attach_volume_shelved_or_offload_server(self):181        # Create server, count number of volumes on it, shelve182        # server and attach pre-created volume to shelved server183        server = self._create_server()184        num_vol = self._count_volumes(server)185        self._shelve_server(server)186        self._create_and_attach_volume(server)187        # Unshelve the instance and check that attached volume exists188        self._unshelve_server_and_check_volumes(server, num_vol + 1)189        # Get Volume attachment of the server190        volume_attachment = self.servers_client.show_volume_attachment(191            server['id'],192            self.attachment['id'])['volumeAttachment']193        self.assertEqual(server['id'], volume_attachment['serverId'])194        self.assertEqual(self.attachment['id'], volume_attachment['id'])195        # Check the mountpoint is not None after unshelve server even in196        # case of shelved_offloaded.197        self.assertIsNotNone(volume_attachment['device'])198    @test.idempotent_id('b54e86dd-a070-49c4-9c07-59ae6dae15aa')199    @testtools.skipUnless(CONF.compute_feature_enabled.shelve,200                          'Shelve is not available.')201    def test_detach_volume_shelved_or_offload_server(self):202        # Create server, count number of volumes on it, shelve203        # server and attach pre-created volume to shelved server204        server = self._create_server()205        num_vol = self._count_volumes(server)206        self._shelve_server(server)207        volume = self._create_and_attach_volume(server)208        # Detach the volume209        self._detach(server['id'], volume['id'])210        self.attachment = None211        # Unshelve the instance and check that we have the expected number of212        # volume(s)...

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