Changed the test stub to properly test the fixed JRE expation function
Changed the test stub to properly test the fixed JRE expation function

jmarrero/ibm-websphere-liberty-buildpack,jmarrero/ibm-websphere-liberty-buildpack,digideskio/ibm-websphere-liberty-buildpack,mattclarkdotnet/liberty-local,ikedahideya/ibm-websphere-liberty-buildpack,digideskio/ibm-websphere-liberty-buildpack,snaik17/ibm-websphere-liberty-buildpack,aloismayr/ibm-websphere-liberty-buildpack,ddayal219/ibm-websphere-liberty-buildpack,ddayal219/ibm-websphere-liberty-buildpack,jgawor/ibm-websphere-liberty-buildpack,sabarivijayans/buildpack,cloudfoundry/ibm-websphere-liberty-buildpack,barthy1/ibm-websphere-liberty-buildpack,sabarivijayans/buildpack,ikedahideya/ibm-websphere-liberty-buildpack,cloudfoundry/ibm-websphere-liberty-buildpack,mattclarkdotnet/liberty-local,vandepol/ibm-websphere-liberty-buildpack,snaik17/ibm-websphere-liberty-buildpack,vandepol/ibm-websphere-liberty-buildpack,barthy1/ibm-websphere-liberty-buildpack,jgawor/ibm-websphere-liberty-buildpack,aloismayr/ibm-websphere-liberty-buildpack,barthy1/ibm-websphere-liberty-buildpack,opiethehokie/ibm-websphere-liberty-buildpack,ddayal219/ibm-websphere-liberty-buildpack,opiethehokie/ibm-websphere-liberty-buildpack,snaik17/ibm-websphere-liberty-buildpack