Test suite reduction in android application using refactoring

The vast increase in demand for android applications has made android application testing inevitable. The android open source feature has led to developers of unknown level of expertise developing the application, thus raising concerns on quality issues. Currently, android applications are found lag...

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Main Author:	Ahmed, Maryam Temitayo
Format:	Thesis
Language:	English English English
Published:	2016
Subjects:	QA Mathematics QA76 Computer software
Online Access:	http://eprints.uthm.edu.my/10032/2/24p%20MARYAM%20TEMITAYO%20AHMED.pdf http://eprints.uthm.edu.my/10032/1/MARYAM%20TEMITAYO%20AHMED%20COPYRIGHT%20DELARATION.pdf http://eprints.uthm.edu.my/10032/3/MARYAM%20TEMITAYO%20AHMED%20WATERMARK.pdf
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spelling	my-uthm-ep.100322023-10-01T02:07:08Z Test suite reduction in android application using refactoring 2016-07 Ahmed, Maryam Temitayo QA Mathematics QA76 Computer software The vast increase in demand for android applications has made android application testing inevitable. The android open source feature has led to developers of unknown level of expertise developing the application, thus raising concerns on quality issues. Currently, android applications are found lagging in the area of testing. Test case generation is the most important and challenging area of software testing. Test cases tend to be large in number as redundant test cases are generated due to the presence of code smells in the software. Code smells are unnecessary codes, as a result of poor design or implementation. Several approaches have been proposed in the past by both academy and industrial researchers to tackle the high number of generated test cases in android applications, including test case minimization and prioritization technique. Nonetheless, these approaches are reactive rather than proactive. The technique used in this study is to apply code refactoring before test case generation to avoid redundant test cases from being generated. To achieve this, the detection of smells was done, followed by refactoring of detected smells. Test cases were then generated from the refactored code. More explicitly, this research presents three rules for detection of three code smells; lazy class, small method and duplicate, and three rules for their refactoring. The rules were implemented in a tool named DART (Detection and Refactoring Tool) to refactor the android source code for the reduction of test cases. The resultant source code is compared with the original source code by generating a number of branches, branch coverage and complexity using Clover. The results of this research show a reduction of about 7.7% in the cyclomatic complexity of the source code, while increasing the branch coverage with up to 9.2% increment. Also, there is a 28% reduction in the number of test cases generated. These show that refactoring can be used to reduce redundant test cases 2016-07 Thesis http://eprints.uthm.edu.my/10032/ http://eprints.uthm.edu.my/10032/2/24p%20MARYAM%20TEMITAYO%20AHMED.pdf text en public http://eprints.uthm.edu.my/10032/1/MARYAM%20TEMITAYO%20AHMED%20COPYRIGHT%20DELARATION.pdf text en staffonly http://eprints.uthm.edu.my/10032/3/MARYAM%20TEMITAYO%20AHMED%20WATERMARK.pdf text en validuser phd doctoral Universiti Tun Hussein Onn Malaysia Fakulti Sains Komputer dan Teknologi Maklumat
institution	Universiti Tun Hussein Onn Malaysia
collection	UTHM Institutional Repository
language	English English English
topic	QA Mathematics QA76 Computer software
spellingShingle	QA Mathematics QA76 Computer software Ahmed, Maryam Temitayo Test suite reduction in android application using refactoring
description	The vast increase in demand for android applications has made android application testing inevitable. The android open source feature has led to developers of unknown level of expertise developing the application, thus raising concerns on quality issues. Currently, android applications are found lagging in the area of testing. Test case generation is the most important and challenging area of software testing. Test cases tend to be large in number as redundant test cases are generated due to the presence of code smells in the software. Code smells are unnecessary codes, as a result of poor design or implementation. Several approaches have been proposed in the past by both academy and industrial researchers to tackle the high number of generated test cases in android applications, including test case minimization and prioritization technique. Nonetheless, these approaches are reactive rather than proactive. The technique used in this study is to apply code refactoring before test case generation to avoid redundant test cases from being generated. To achieve this, the detection of smells was done, followed by refactoring of detected smells. Test cases were then generated from the refactored code. More explicitly, this research presents three rules for detection of three code smells; lazy class, small method and duplicate, and three rules for their refactoring. The rules were implemented in a tool named DART (Detection and Refactoring Tool) to refactor the android source code for the reduction of test cases. The resultant source code is compared with the original source code by generating a number of branches, branch coverage and complexity using Clover. The results of this research show a reduction of about 7.7% in the cyclomatic complexity of the source code, while increasing the branch coverage with up to 9.2% increment. Also, there is a 28% reduction in the number of test cases generated. These show that refactoring can be used to reduce redundant test cases
format	Thesis
qualification_name	Doctor of Philosophy (PhD.)
qualification_level	Doctorate
author	Ahmed, Maryam Temitayo
author_facet	Ahmed, Maryam Temitayo
author_sort	Ahmed, Maryam Temitayo
title	Test suite reduction in android application using refactoring
title_short	Test suite reduction in android application using refactoring
title_full	Test suite reduction in android application using refactoring
title_fullStr	Test suite reduction in android application using refactoring
title_full_unstemmed	Test suite reduction in android application using refactoring
title_sort	test suite reduction in android application using refactoring
granting_institution	Universiti Tun Hussein Onn Malaysia
granting_department	Fakulti Sains Komputer dan Teknologi Maklumat
publishDate	2016
url	http://eprints.uthm.edu.my/10032/2/24p%20MARYAM%20TEMITAYO%20AHMED.pdf http://eprints.uthm.edu.my/10032/1/MARYAM%20TEMITAYO%20AHMED%20COPYRIGHT%20DELARATION.pdf http://eprints.uthm.edu.my/10032/3/MARYAM%20TEMITAYO%20AHMED%20WATERMARK.pdf
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Test suite reduction in android application using refactoring

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