[ToC]

 

Glenford J. Myers, The Art of Software Testing, John Wiley & Sons, 1979

FULL CAUSE-EFFECT GRAPH WITHOUT CONSTRAINTS

The full graph is shown [at right]. The reader should explore the graph carefully to convince himself that it accurately reflects the specification. If [this graph] were used to derive the test cases, many impossible-to-create test cases would be derived. The reason is that certain combinations of causes are impossible because of syntax constraints.