OneTimeDataUnitTestMixin.groovy

class OneTimeDataUnitTestMixin extends GrailsUnitTestMixin {

    def mockOneTimeData(spec, controller) {
        spec.metaClass.otdData = [:]
        spec.metaClass.otdId = 1
        controller.metaClass.oneTimeData << { Closure dataSetup ->
            dataSetup.delegate = spec.otdData
            dataSetup()
            spec.otdId
        }
        controller.metaClass.getOneTimeData << { ->
            spec.otdData
        }
        controller.metaClass.getOneTimeData << { String id ->
            spec.otdData
        }
    }

}