The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Feb. 13, 2001

Filed:

Jul. 14, 1998
Applicant:
Inventors:

John Thomas Mongan, Sausalito, CA (US);

Dorothy Mack Cribbs, Mill Valley, CA (US);

Assignee:

Autodesk, Inc., San Rafael, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/05 ; G06F 1/500 ; G06F 1/700 ;
U.S. Cl.
CPC ...
H02H 3/05 ; G06F 1/500 ; G06F 1/700 ;
Abstract

A test generator creates a cyclic directed graph representation of the interface of a program being tested and then generates tests from this representation. In generating the tests, the test generator iteratively selects traversal paths through the cyclic directed graph that result in traversal of every edge in the graph in a random order with a minimum number of iterations. The resulting tests contain randomly selected actions and randomly generated data, and thus when executed, these tests randomly manipulate the program being tested.


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