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Computer software testing method and apparatus

  • US 5,758,061 A
  • Filed: 12/15/1995
  • Issued: 05/26/1998
  • Est. Priority Date: 12/15/1995
  • Status: Expired due to Term
First Claim
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1. A computer program testing method for producing incremental coverage information indicating which portions of a computer program have been exercised, the method including the steps of:

  • instrumenting the computer program to provide an instrumented computer program; and

    executing the instrumented computer program to exercise portions of the instrumented computer program, including the step of producing incremental coverage output indicating exercised portions of the instrumented computer program which were unreached by at least one previous execution of the instrumented computer program, the incremental coverage results being provided without requiring the instrumenting step to be repeated subsequent to said previous execution.

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