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Interface testing of software systems

  • US 4,617,663 A
  • Filed: 10/07/1985
  • Issued: 10/14/1986
  • Est. Priority Date: 04/13/1983
  • Status: Expired due to Term
First Claim
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1. A test device for use in conjunction with a system having a plurality of operations occurring within said system, said system having at least one interface point through which system messages pass, said system messages being either messages representative of operations occurring within said system or messages for controlling operations to be performed within said system, said test device comprising,means for obtaining a plurality of scripts, each script associated with a particular test sequence and having a plurality of language statements pertaining to said test sequences, each said script also containing language statements pertaining to the results which are expected as a consequence of test sequences applied to a particular system,means including a data base unique to a particular system under test and responsive to said means for obtaining for converting said language statements of an obtained script into a plurality of messages tailored to said particular system, certain of said messages for application to said system under test via said interface point to simulate certain system operations, and certain of said messages for comparison with messages received via said interface point as a result of said simulation messages being applied to said interface point, andmeans responsive to messages received from said interface point as a consequence of messages communicated at said interface point of said system under test for comparing said received messages with said script comparison messages to provide an indication as to the proper functioning of said system under test.

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