Hello 

I receive the following error when running a test class:

EXCEPTION_THROWN|[EXTERNAL]|System.UnexpectedException: No more than one executeBatch can be called from within a testmethod.  Please make sure the iterable returned from your start method matches the batch size, resulting in one executeBatch invocation.

Test Class is below. Any help wouldbe greatly appreciated.

public class TestScheduleBatchOnDSTADVISORUpdate {

//*****************************************************************************************
//*****************************************************************************************
/* Method # 1
Name : testScheduleBatchOnDSTADVISORUpdate
Function: Tests the functionality of the Apex Class
for the scheduling of the Batch Class
ScheduleBatchOnDSTADVISORUpdate

*/
public static TestMethod void testScheduleBatchOnDSTADVISORUpdate()

{
DateTime currTime = DateTime.now();
Integer min = currTime.minute();
Integer hour = currTime.hour();
String sch;


//Scheduling the class
if(min <= 58)
sch = '0 '+ (min + 1) + ' ' + hour + ' * * ? '+ currTime.year();
else
sch = '0 0 '+ (hour + 1) + ' * * ? '+ currTime.year();

Boolean runTestMethod;
//***************Test Starts****************
Test.startTest();

CAD_DST_Advisors__c dst=new CAD_DST_Advisors__c();
dst.name='Test_DST_ScheduleBatchOnDSTADVISORUpdate';
dst.CRD__c='5521521';
dst.REP_LAST_NAME__c='Testing';
dst.REP_WORK_CITY__c='Test_City';
dst.CRDChanged__c=true;
dst.UIDDirectlyFromDST__c=true;
insert dst;

// Creating the instance of the Apex Class to be tested "ScheduleBatchOnDSTADVISORUpdate"

ScheduleBatchOnDSTADVISORUpdate obj = new ScheduleBatchOnDSTADVISORUpdate ();
String jobId = system.schedule('test', sch, obj);

//CronTrigger : Represents a scheduled Apex job
CronTrigger ct = [SELECT id, CronExpression, TimesTriggered, NextFireTime FROM CronTrigger where id = :jobId limit 199];


System.assertEquals(sch, ct.CronExpression);
database.executeBatch(new BatchOnDSTUpdateADVISORCONTROLLER('select id,CRD__c, CRD_P__C,UID__C,REP_LAST_NAME__c,Email_p__c, LastName_City_State_Combo__c, REP_PRIMARY_CONTACT_ID__c ,REP_WORK_CITY__c ,REP_WORK_STATE__c, REP_EMAIL_ADDRS__c,Is_UID_Populated__c,uiddirectlyfromDST__c from CAD_DST_Advisors__c where CRDChanged__c=true and (Is_UID_Populated__c=true or UIDDirectlyFromDST__c=true)limit 199'));

System.abortJob(JobID);
//Assert Statements
System.assertequals('5521521',dst.CRD__c,'CRD__c didnot work');
System.assertequals('Test_DST_ScheduleBatchOnDSTADVISORUpdate',dst.name,'Name didnot work');
System.assertequals('Testing',dst.REP_LAST_NAME__c,'REP_LAST_NAME__c didnot work');
System.assertequals(true,dst.CRDChanged__c,'CRDChanged__c didnot work');
System.assertequals(true,dst.UIDDirectlyFromDST__c,'UIDDirectlyFromDST__c didnot work');

Test.stopTest();
}



//***************Test Ends****************


}