BulkInsertProfiler.cls

public class BulkInsertProfiler extends LimitsProfiler {
    private List<String> fieldsToCheck;
    transient Savepoint sp = null;
    List<Contact> c;

    public BulkInsertProfiler() {  }

    public override void setup() {
        sp = Database.setSavepoint();

        c = new List<Contact>();
        for(integer i = 0; i<200;i++) {
            c.add(sampleContact(i));
        }          
        fieldsToCheck = new List<String>{'LastName','FirstName','Salutation','OtherStreet','OtherCity','OtherState','OtherPostalCode','OtherCountry','OtherLatitude','OtherLongitude','MailingStreet','MailingCity','MailingState','MailingPostalCode','MailingCountry','MailingLatitude','MailingLongitude','Phone','Fax','MobilePhone','HomePhone','OtherPhone','AssistantPhone','ReportsToId','Title','Department','AssistantName','LeadSource','Birthdate','Description','EmailBouncedReason','EmailBouncedDate', 'Email'};
    }

    public override void execute() {
        System.assertNotEquals(null, fieldsToCheck);
        ESAPI.accessController().insertAsUser(c, fieldsToCheck);
    }

    public override void tearDown() {
        Database.rollback(sp);
    }
}