Abstract: “This paper presents a toolkit for the testers which provides a good framework for software test design and test data generation especially for test diagnosis and validation. Basically, OOT is One Source Online Toolkit is a web based test case generator which provides a variety of tools and utilities to help improve test engineering efforts including software test documentation, software test case reduction, software test data preparation and a many other uncategorized software test functions. Te”

Keywords: combinatorial testing, pair wise testing, subset test case generator, test case permutation generator, test coverage, test data generator, test design generator.