trigger CW_DSS_CaseTrigger on Case (after update) {
  if(CWcheckRecursive.runOnce())
    {
    
   
   List<caseComment> caseCommentList = new List<caseComment>();
    for (Case c: Trigger.new)
    {
        
        caseComment cc = new caseComment();
        if(c.Macros__c == 'Application Support information'){
                cc.parentid = c.ID;
                cc.commentbody = 'For application (DSSi and Relay Server) support and troubleshooting requests, please provide the following information.'+'\n' +
                                    'Minimum DSS Ticket Information requirements:'+'\n' +
                                    'Site Name:' +'\n' +
                                    'Site Contact: (For possible Site IT related issues)' +'\n' +
                                    'DSSi Software Version:' +'\n' +
                                    'Problem/Inquiry:' +'\n' +
                                    'Troubleshooting Steps Taken:' +'\n' +
                                    'This information is required with all DSS support requests. Failure to provide this requested information may delay your request.';
                cc.ispublished = true;
                casecommentlist.add(cc);
               
        }

private class TestCW_DSS_CaseTrigger{
    
    
    
    static testMethod void CW_DSS_CaseTriggerTest(){
        Id caseRecordTypeId = Schema.SObjectType.Case.getRecordTypeInfosByName().get('Detect - Fatigue Management (DSS)').getRecordTypeId();
        ID accRecordTypeID = Schema.SObjectType.Account.getRecordTypeInfosByName().get('Worksite').getRecordTypeId();
        Account a1 = new Account(Name='Carlin Test', RecordTypeID = accRecordTypeID, DSS_Account__c = true);
        insert a1;
      
        Case cs1 = new Case();
cs1.RecordTypeId = caseRecordTypeId;
cs1.Site_Dealer_Name_DSS__c = a1.Id;
cs1.OwnerId = UserInfo.getUserId();
cs1.CW_Type__c = 'Question';
cs1.Status = 'New';
cs1.Subject = 'This is my case';
cs1.Description = 'This is my description';
cs1.Incident_Start__c=Date.today();
cs1.Priority = 'Normal';
cs1.Subsystem_Type__c = 'Detect Analytics - API';
insert cs1;
    }

    static testMethod void testCaseMacros1() {
    Id ortId = [SELECT Id, Name FROM RecordType WHERE Name='Detect - Fatigue Management (DSS)'].id;
    RecordType rtAcct = [select Id from RecordType WHERE Name = 'Worksite' and SobjectType = 'Account' limit 1];
    //create account
    Account a1 = new Account(Name='Carlin Test', RecordType = rtAcct, DSS_Account__c = true);
    User thisUser = [SELECT Id FROM User WHERE Id = :UserInfo.getUserId()];        
    test.startTest();
    System.runAs (thisUser) {
        
        Case cse = new Case(RecordTypeId = ortId, Site_Dealer_Name_DSS__c = a1.Id, CW_Type__c = 'Incident', Subsystem_Type__c = 'Detect Analytics - API',
        Status = 'New', Subject = 'This is my case', Description = 'This is my description', Incident_Start__c=Date.today());
        Database.insert(cse);
        cse.Macros__c = 'Application Support information';
        Database.update(cse);
        cse.Macros__c = '';
        Database.update(cse);
        
      test.stopTest();

    }}