METHOD OF AND APPARATUS FOR VALIDATION SUPPORT, COMPUTER PRODUCT FOR VALIDATION SUPPORT

An information input unit inputs functional configuration information representing a function of a device to be validated. A condition input unit inputs conditions concerning input/output sequence that is given to the device. A function generation unit generates a validation item function that fulfills all of the conditions based on the functional configuration information. An extraction unit extracts a combination of configuration elements that constitute the functional configuration information as a validation item based on the validation item function.