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Foundations of Software Testing (Fundamental Algorithms and Techniques) by Pearson
book

Foundations of Software Testing (Fundamental Algorithms and Techniques) by Pearson

by Aditya P. Mathur
May 2024
Intermediate to advanced content levelIntermediate to advanced
765 pages
21h 57m
English
Pearson India
Content preview from Foundations of Software Testing (Fundamental Algorithms and Techniques) by Pearson
Q-10 Solved Question Papers
Comparison-based oracle
With a comparison-based oracle, we need predicted output for each input•
– Oracle compares actual to predicted output and reports failure if they differ
Fine for a small number of hand-generated test cases•
Test Case
Test Harness
with Comparison Based
Oracle
Test Input
Expected Output
Pass/Fail
Compare
Program
Under Test
Self-Checking Code as Oracle
An oracle can also be written as self checks•
– Often possible to judge correctness without predicting results
Advantages and limits: Usable with large, automatically generated test suites, but
often only a partial check
– Recognize many or most failures, ...
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Publisher Resources

ISBN: 9781299486720