Shindo.tests('Fog::Compute[:vsphere] | vm_power_on request', ['vsphere']) do compute = Fog::Compute[:vsphere] powered_off_vm = nil tests('The response should') do response = compute.vm_power_off('instance_uuid' => powered_off_vm) test('be a kind of Hash') { response.kind_of? Hash } test('should have a task_state key') { response.has_key? 'task_state' } end tests('The expected options') do raises(ArgumentError, 'raises ArgumentError when instance_uuid option is missing') { compute.vm_power_on } end end