Synnefo » snf-ganeti

class TestLUInstanceRename(CmdlibTestCase):

  def setUp(self):

    super(TestLUInstanceRename, self).setUp()

    self.inst = self.cfg.AddNewInstance()

    self.op = opcodes.OpInstanceRename(instance_name=self.inst.name,

                                       new_name="new_name.example.com")

  def testIpCheckWithoutNameCheck(self):

    op = self.CopyOpCode(self.op,

                         ip_check=True,

                         name_check=False)

    self.ExecOpCodeExpectOpPrereqError(

      op, "IP address check requires a name check")

  def testIpAlreadyInUse(self):

    self.netutils_mod.TcpPing.return_value = True

    op = self.CopyOpCode(self.op)

    self.ExecOpCodeExpectOpPrereqError(

      op, "IP .* of instance .* already in use")

  def testExistingInstanceName(self):

    self.cfg.AddNewInstance(name="new_name.example.com")

    op = self.CopyOpCode(self.op)

    self.ExecOpCodeExpectOpPrereqError(

      op, "Instance .* is already in the cluster")

  def testFileInstance(self):

    self.rpc.call_blockdev_assemble.return_value = \

      self.RpcResultsBuilder() \

        .CreateSuccessfulNodeResult(self.master, None)

    self.rpc.call_blockdev_shutdown.return_value = \

      self.RpcResultsBuilder() \

        .CreateSuccessfulNodeResult(self.master, None)

    inst = self.cfg.AddNewInstance(disk_template=constants.DT_FILE)

    op = self.CopyOpCode(self.op,

                         instance_name=inst.name)

    self.ExecOpCode(op)