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How to use test_live_block_migration method in tempest

Best Python code snippet using tempest_python

test_live_migration.py

Source:test_live_migration.py

...69    @test.idempotent_id('1dce86b8-eb04-4c03-a9d8-9c1dc3ee0c7b')70    @testtools.skipIf(not CONF.compute_feature_enabled.live_migration,71                      'Live migration not available')72    @test.attr(type='gate')73    def test_live_block_migration(self):74        # Live block migrate an instance to another host75        if len(self._get_compute_hostnames()) < 2:76            raise self.skipTest(77                "Less than 2 compute nodes, skipping migration test.")78        server_id = self._get_an_active_server()79        actual_host = self._get_host_for_server(server_id)80        target_host = self._get_host_other_than(actual_host)81        self._migrate_server_to(server_id, target_host)82        self.servers_client.wait_for_server_status(server_id, 'ACTIVE')83        self.assertEqual(target_host, self._get_host_for_server(server_id))84    @test.idempotent_id('e19c0cc6-6720-4ed8-be83-b6603ed5c812')85    @testtools.skipIf(not CONF.compute_feature_enabled.live_migration or not86                      CONF.compute_feature_enabled.87                      block_migration_for_live_migration,...

test_live_block_migration.py

Source:test_live_block_migration.py

...74            return server_id75    @attr(type='positive')76    @testtools.skipIf(not live_migration_available,77                      'Block Live migration not available')78    def test_live_block_migration(self):79        # Live block migrate an instance to another host80        if len(self._get_compute_hostnames()) < 2:81            raise self.skipTest(82                "Less than 2 compute nodes, skipping migration test.")83        server_id = self._get_an_active_server()84        actual_host = self._get_host_for_server(server_id)85        target_host = self._get_host_other_than(actual_host)86        self._migrate_server_to(server_id, target_host)87        self.servers_client.wait_for_server_status(server_id, 'ACTIVE')88        self.assertEquals(target_host, self._get_host_for_server(server_id))89    @testtools.skipIf(not live_migration_available,90                      'Block Live migration not available')91    def test_invalid_host_for_migration(self):92        # Migrating to an invalid host should not change the status...

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