Subdomain (Partition) Testing

Authored by: Dick Hamlet

Encyclopedia of Software Engineering

Print publication date:  November  2010
Online publication date:  November  2010

Print ISBN: 9781420059779
eBook ISBN: 9781351249270
Adobe ISBN:


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In subdomain testing, the input space of the program being tested is divided using a criterion of “sameness,” grouping input points such that it seems unnecessary to try many in the same group. These subdomains are then sampled: it is required that each be covered by at least one test. There are a number of pitfalls in this procedure because the points in a subdomain are never truly “the same”; nevertheless, the method is the only imaginable way to systematize testing.

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