Mutation-Based Testing

Mar 09, 2014

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Richard Lipton, 1971A way of testing your testsAlter your code in various waysCheck to see if tests fail on altered codeBecoming popular again due to increased computing powerStrongest use seems to be with Fortran and C (procedural languages). What is Mutation-Based Testing?. Mutant: code res

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Mutation-Based Testing

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Mutation

Mutation. Dan Graur.

1.08k views • 50 slides

Mutation

Mutation. So far, our data abstractions consists of the following: Constructors Selectors/Accessors Operations Contract Once a data object is created, it never changes. Today, we’ll talk about how to alter the internal structure of data objects. Why Mutation?.

438 views • 9 slides

Mutation Testing

Mutation Testing. Tim Dakeyne. What is Mutation?. Where data is changed a small amount, which may or may not change its function Evolution of life Languages Program Testing. Introduction. Quis custodiet ipsos custodes? Who Watches The Watchmen? In this case: What Tests The Tests?

731 views • 16 slides

Semantic Mutation Testing

Semantic Mutation Testing. John A. Clark, Haitao Dan, Robert M Hierons. An example: cruise control. Question. What happens in no_vehicle_in_front if brake and level=increase?. Another question. What happens in no_vehicle_in_front if a vehicle is detected and level=increase?.

340 views • 21 slides

MUTATION TESTING

MUTATION TESTING. MUTATION TESTING. Mutation testing is a technique that focuses on measuring the adequacy (quality) of test data (or test cases). Modify a program by introducing a single small change to the code A modified program is called mutant

335 views • 11 slides

Semantic Mutation Testing

Semantic Mutation Testing. John A. Clark, Haitao Dan, and Robert M. Hierons. Andreas Voraberger 13.01.2014. Content. Introduction Traditional Mutation Testing The i dea Mutation count Possibilities Advantages / Disadvantages Semantic Mutation Testing The idea

515 views • 28 slides

Mutation Testing Dagstuhl 08/08

Mutation Testing Dagstuhl 08/08. Yue Jia , Mark Harman King’s College London CREST. Agenda. Background Problems Solution Empirical Study Future Work. Background. Problems. Solution. Empirical Study. Future Work.

702 views • 59 slides

Implementation Oriented Mutation Testing of Statechart Models

Implementation Oriented Mutation Testing of Statechart Models. Mark Trakhtenbrot Holon Institute of Technology markt@hit.ac.il. Challenges in development of reactive systems .

364 views • 25 slides

Mutation Testing (ch 5)

Mutation Testing (ch 5). Course Software Testing & Verification 2013/14 Wishnu Prasetya. Negative Test. Recall: to test a program outside its normal behavior range. Idea: mutate inputs.

401 views • 24 slides

Mutation

Mutation. Bellwork. Explain the role of mRNA, tRNA, and rRNA in translation. Objectives. Define mutation Explain the difference between base substitution and frameshift mutation Explain how mutations affect living things. Key Terminology. Mutation Base substitution Point mutation

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Data Mutation Testing

Data Mutation Testing. -- A Method for Automated Generation of Structurally Complex Test Cases. Hong Zhu Dept. of Computing and Electronics, Oxford Brookes Univ., Oxford, OX33 1HX, UK Email: hzhu@brookes.ac.uk. Outline. Motivation

561 views • 42 slides

Mutation

Mutation. دانشگاه علوم پزشكي وخدمات بهداشتي درماني تهران. Dr. Parvin Pasalar Tehran University of Medical Sciences. Mutation. Definition: An un- repaired damages to DNA Causes: It may be spontaneous or induced because of different agents Classifications:

546 views • 18 slides

Mutation Testing: Why, When, Which and How?

Mutation Testing: Why, When, Which and How?. Why?. Prognostic BRAF? Predictive Adjuvant Ulceration? Gene signature? Advanced disease BRAF RAS? CKIT?. When. Advanced disease Drive therapeutic decision Clonal evolution Delays and/or failed biopsy Primary resection Never needed

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Mutation

Mutation. Mutation. Means change Definition: An event that gives rise to an alteration in the genotype It also can be the change itself Mutation does not mean “bad” Mutations are IMPORTANT for a variety of reasons. Mutation ‘Levels’. DNA Level Chromosomal Level Genome Level.

1.08k views • 40 slides

What is Mutation Testing ?

What is Mutation Testing ?. The premise in mutation testing is that small changes are made in a module and then the original and mutant modules are compared.

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Software Logic Mutation Testing

Software Logic Mutation Testing. Presented by Gary Kaminski. Overview. Introduction and Motivation Logic Faults and Detection Case Study Comparison Context Conclusion. Logic Mutation Testing Process.

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MUTATION

MUTATION. SELECTION. POPULATIONS. MIGRATION. DRIFT. Phenotypic Evolution: Process. +. —. +/ —. —. Assume: a single autosomal locus with 2 alleles. Frequency ( A ) = p Frequency ( a ) = q Suppose that A mutates to a at rate u : A a = u

428 views • 26 slides

EGFR gene mutation testing in NSCLC

EGFR gene mutation testing in NSCLC. Rachel Butler All Wales Molecular Genetics Laboratory. Benefits of stratified medicine. Reduce adverse reactions Reduce morbidity and patient distress Reduce associated costs Improve patient response through correct dose or effective therapy

421 views • 31 slides

Mutation Testing

Mutation Testing. Mutation Testing. Mutation testing is a fault-based testing technique. It has been empirically and theoretically validated that a program will be well tested if most simple faults are detected and removed. Mutants.

573 views • 29 slides

Mutation

493 views • 40 slides

Intro to Mutation Testing

Intro to Mutation Testing. Jeanne Boyarsky Oracle Code NYC – March 8, 2018. speakerdeck.com/boyarsky Twitter @jeanneboyarsky Blog: http://www.selikoff.net. About Me. 15 years as Java Developer JUnit user. @jeanneboyarsky. The Plan. About mutation testing Live demo

377 views • 32 slides

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