1. A method of testing an application program using a test script containing test commands in a first language, the application program having a second language different from the first language, the method comprising the computer implemented steps of: employing translations used in the application program itself, comparing test commands in the first language to converted test commands in the second language by: determining a support file of the application program supporting program execution in various languages and having translations to the second language, the support file being a prior established file of the application program and the support file having resource name and URL for the second language; and accessing the determined support file and obtaining translations of the test commands in the second language.