public virtual void testCleanupHistoryCaseActivityInstance() { // given // create case instance var caseInstanceId = caseService.CreateCaseInstanceByKey("oneTaskCase") .Id; terminateAndCloseCaseInstance(caseInstanceId, null); // assume var activityInstances = historyService.CreateHistoricCaseActivityInstanceQuery() .ToList(); Assert.AreEqual(1, activityInstances.Count); // when historyService.DeleteHistoricCaseInstancesBulk(new[] { caseInstanceId }); // then activityInstances = historyService.CreateHistoricCaseActivityInstanceQuery() .ToList(); Assert.AreEqual(0, activityInstances.Count); }