The test files are present on the data/repo directory, you must include them on the data/in directory to process it.
The result files of processing are present in the data/out directory. Each file is named with origin file name plus processing date.
For file 1 the following result is expected: Number of Customers per File: 6 Number of sellers per file: 6
For file 2 the following result is expected: Number of Customers per File: 3 Number of sellers per file: 3