Sample valid and invalid input messages are provided with the downloaded sample, as well as examples of valid and invalid output messages. These are located in the SWIFT sample project folder as follows:
input_Swift2008JCD_MFVROnly_Validmt541.txt.~in: sample valid message input file
input_Swift2008JCD_MFVROnly_Invalidmt541.txt.~in: sample invalid message input file
Swift2008_JCD_MFVROnly_Valid_output1.dat: example of sample valid message output
Swift2008_JCD_MFVROnly_Invalid_output1.dat: example of sample invalid message output
Also, see Validation Operation for a more detailed explanation of the validation operation.