Different Types of Testing
Total Page:16
File Type:pdf, Size:1020Kb
Load more
Recommended publications
-
Studying the Feasibility and Importance of Software Testing: an Analysis
Dr. S.S.Riaz Ahamed / Internatinal Journal of Engineering Science and Technology Vol.1(3), 2009, 119-128 STUDYING THE FEASIBILITY AND IMPORTANCE OF SOFTWARE TESTING: AN ANALYSIS Dr.S.S.Riaz Ahamed Principal, Sathak Institute of Technology, Ramanathapuram,India. Email:[email protected], [email protected] ABSTRACT Software testing is a critical element of software quality assurance and represents the ultimate review of specification, design and coding. Software testing is the process of testing the functionality and correctness of software by running it. Software testing is usually performed for one of two reasons: defect detection, and reliability estimation. The problem of applying software testing to defect detection is that software can only suggest the presence of flaws, not their absence (unless the testing is exhaustive). The problem of applying software testing to reliability estimation is that the input distribution used for selecting test cases may be flawed. The key to software testing is trying to find the modes of failure - something that requires exhaustively testing the code on all possible inputs. Software Testing, depending on the testing method employed, can be implemented at any time in the development process. Keywords: verification and validation (V & V) 1 INTRODUCTION Testing is a set of activities that could be planned ahead and conducted systematically. The main objective of testing is to find an error by executing a program. The objective of testing is to check whether the designed software meets the customer specification. The Testing should fulfill the following criteria: ¾ Test should begin at the module level and work “outward” toward the integration of the entire computer based system. -
ON SOFTWARE TESTING and SUBSUMING MUTANTS an Empirical Study
ON SOFTWARE TESTING AND SUBSUMING MUTANTS An empirical study Master Degree Project in Computer Science Advanced level 15 credits Spring term 2014 András Márki Supervisor: Birgitta Lindström Examiner: Gunnar Mathiason Course: DV736A WECOA13: Web Computing Magister Summary Mutation testing is a powerful, but resource intense technique for asserting software quality. This report investigates two claims about one of the mutation operators on procedural logic, the relation operator replacement (ROR). The constrained ROR mutant operator is a type of constrained mutation, which targets to lower the number of mutants as a “do smarter” approach, making mutation testing more suitable for industrial use. The findings in the report shows that the hypothesis on subsumption is rejected if mutants are to be detected on function return values. The second hypothesis stating that a test case can only detect a single top-level mutant in a subsumption graph is also rejected. The report presents a comprehensive overview on the domain of mutation testing, displays examples of the masking behaviour previously not described in the field of mutation testing, and discusses the importance of the granularity where the mutants should be detected under execution. The contribution is based on literature survey and experiment. The empirical findings as well as the implications are discussed in this master dissertation. Keywords: Software Testing, Mutation Testing, Mutant Subsumption, Relation Operator Replacement, ROR, Empirical Study, Strong Mutation, Weak Mutation -
Types of Software Testing
Types of Software Testing We would be glad to have feedback from you. Drop us a line, whether it is a comment, a question, a work proposition or just a hello. You can use either the form below or the contact details on the rightt. Contact details [email protected] +91 811 386 5000 1 Software testing is the way of assessing a software product to distinguish contrasts between given information and expected result. Additionally, to evaluate the characteristic of a product. The testing process evaluates the quality of the software. You know what testing does. No need to explain further. But, are you aware of types of testing. It’s indeed a sea. But before we get to the types, let’s have a look at the standards that needs to be maintained. Standards of Testing The entire test should meet the user prerequisites. Exhaustive testing isn’t conceivable. As we require the ideal quantity of testing in view of the risk evaluation of the application. The entire test to be directed ought to be arranged before executing it. It follows 80/20 rule which expresses that 80% of defects originates from 20% of program parts. Start testing with little parts and extend it to broad components. Software testers know about the different sorts of Software Testing. In this article, we have incorporated majorly all types of software testing which testers, developers, and QA reams more often use in their everyday testing life. Let’s understand them!!! Black box Testing The black box testing is a category of strategy that disregards the interior component of the framework and spotlights on the output created against any input and performance of the system. -
Web Gui Testing Checklist
Web Gui Testing Checklist Wes recrystallizing her quinone congruously, phytophagous and sulphonic. How imponderable is Schroeder when barbate whileand soft-footed Brewer gliff Zachery some incisure yakety-yak affluently. some chatoyancy? Fulgurating and battiest Nealson blossoms her amontillados refine Wbox aims to the field to be able to the automated support data, testing web gui checklist Planned testing techniques, including scripted testing, exploratory testing, and user experience testing. This gui content will the css or dynamic values? Test all input fields for special characters. For instance, create test data assist the maximum and minimum values in those data field. Assisted by timing testing is not tested to the order to achieve true black art relying on gui testing web checklist will best. The web hosting environments you start all web testing gui checklist can provide tests has had made. The gui testing procedures are the weak factors causing delays in agile here offering, gui testing web? At anytime without giving us a testing web gui checklist can also has on. How gui testing checklist for a gui testing web checklist to induce further eliminating redundant if there is transmitted without the below to use of jobs with. Monkey testing tool that an application or even perform testing web gui changes some test android scripts behind successful only allows an. Discusses the preceding css or if a sql injections through an application penetration testing on gui testing web? How much regression testing is enough? Fully automated attack simulations and highly automated fuzzing tests are appropriate here, and testers might also use domain testing to pursue intuitions. -
Testing Guide 4Deets
TESTING GUIDE Automated Testing for SuccessFactors Introduction This guide will give you an overview of the different aspects of testing your SuccessFactors environment. As most employees interact in some way or form with the system, it’s crucial to test your system regularly and around crucial events to make sure you provide an excellent employee experience. The following topics will be explored: • Testing During An Implementation • Testing For Configuration Changes • Testing For Quarterly Releases • Manual vs. Automated Testing © 2019 Page | 2 Automated Testing For SuccessFactors Testing During An Implementation During an implementation, testing is critical to make sure the system is designed and configured according to expectations. One of the most known test is User Acceptance Testing (UAT) in which a client signs off that the system works as expected. Before UAT, there are many different tests you would like to perform. These tests are done during different phases of a project. Some only once, others multiple times. Let’s start with looking at what phases there are during a SuccessFactors implementation. This may differ slightly, but all SuccessFactors implementations basically follow the same path. The reason for this is that the Agile methodology, which is the preferred method defined by SAP, needs to be followed by SAP professional services and all the certified implementation partners. This methodology has been proven to be most successful. The Agile methodology is an iterative approach. Iterative approach is a way of breaking down the system development of a large application into smaller chunks. In iterative development, functionality is designed, configured and tested in repeated cycles. -
Thesis Template
Automated Testing: Requirements Propagation via Model Transformation in Embedded Software Nader Kesserwan A Thesis In The Concordia Institute For Information System Engineering Presented in Partial Fulfillment of the Requirements For the Degree of Doctor of Philosophy (Information and Systems Engineering) at Concordia University Montreal, Quebec, Canada March 2020 © Nader Kesserwan 2020 ABSTRACT Automated Testing: Requirements Propagation via Model Transformation in Embedded Software Nader Kesserwan, Ph.D. Concordia University, 2020 Testing is the most common activity to validate software systems and plays a key role in the software development process. In general, the software testing phase takes around 40-70% of the effort, time and cost. This area has been well researched over a long period of time. Unfortunately, while many researchers have found methods of reducing time and cost during the testing process, there are still a number of important related issues such as generating test cases from UCM scenarios and validate them need to be researched. As a result, ensuring that an embedded software behaves correctly is non-trivial, especially when testing with limited resources and seeking compliance with safety-critical software standard. It thus becomes imperative to adopt an approach or methodology based on tools and best engineering practices to improve the testing process. This research addresses the problem of testing embedded software with limited resources by the following. First, a reverse-engineering technique is exercised on legacy software tests aims to discover feasible transformation from test layer to test requirement layer. The feasibility of transforming the legacy test cases into an abstract model is shown, along with a forward engineering process to regenerate the test cases in selected test language. -
Software Testing Training Module
MAST MARKET ALIGNED SKILLS TRAINING SOFTWARE TESTING TRAINING MODULE In partnership with Supported by: INDIA: 1003-1005,DLF City Court, MG Road, Gurgaon 122002 Tel (91) 124 4551850 Fax (91) 124 4551888 NEW YORK: 216 E.45th Street, 7th Floor, New York, NY 10017 www.aif.org SOFTWARE TESTING TRAINING MODULE About the American India Foundation The American India Foundation is committed to catalyzing social and economic change in India, andbuilding a lasting bridge between the United States and India through high impact interventions ineducation, livelihoods, public health, and leadership development. Working closely with localcommunities, AIF partners with NGOs to develop and test innovative solutions and withgovernments to create and scale sustainable impact. Founded in 2001 at the initiative of PresidentBill Clinton following a suggestion from Indian Prime Minister Vajpayee, AIF has impacted the lives of 4.6million of India’s poor. Learn more at www.AIF.org About the Market Aligned Skills Training (MAST) program Market Aligned Skills Training (MAST) provides unemployed young people with a comprehensive skillstraining that equips them with the knowledge and skills needed to secure employment and succeed on thejob. MAST not only meets the growing demands of the diversifying local industries across the country, itharnesses India's youth population to become powerful engines of the economy. AIF Team: Hanumant Rawat, Aamir Aijaz & Rowena Kay Mascarenhas American India Foundation 10th Floor, DLF City Court, MG Road, Near Sikanderpur Metro Station, Gurgaon 122002 216 E. 45th Street, 7th Floor New York, NY 10017 530 Lytton Avenue, Palo Alto, CA 9430 This document is created for the use of underprivileged youth under American India Foundation’s Market Aligned Skills Training (MAST) Program. -
Testing, Debugging & Verification
Testing, debugging & verification Srinivas Pinisetty This course Introduction to techniques to get (some) certainty that your program does what it’s supposed to. Specification: An unambiguous description of what a function (program) should do. Bug: failure to meet specification. What is a Bug? Basic Terminology ● Defect (aka bug, fault) introduced into code by programmer (not always programmer's fault, if, e.g., requirements changed) ● Defect may cause infection of program state during execution (not all defects cause infection) ● Infected state propagates during execution (infected parts of states may be overwritten or corrected) ● Infection may cause a failure: an externally observable error (including, e.g., non-termination) Terminology ● Testing - Check for bugs ● Debugging – Relating a failure to a defect (systematically find source of failure) ● Specification - Describe what is a bug ● (Formal) Verification - Prove that there are no bugs Cost of certainty Formal Verification Property based testing Unit testing Man hours (*) Graph not based on data, only indication More certainty = more work Contract metaphor Supplier: (callee) Implementer of method Client: (caller) Implementer of calling method or user Contract: Requires (precondition): What the client must ensure Ensures (postcondition): What the supplier must ensure ● Testing ● Formal specification ○ Unit testing ○ Logic ■ Coverage criteria ■ Propositional logic ● Control-Flow based ■ Predicate Logic ● Logic Based ■ SAT ■ Extreme Testing ■ SMT ■ Mutation testing ○ Dafny ○ Input -
Testing Management Plan
AHCA Florida Health Care Connections (FX) <<Insert Project Name Here>> Testing Management Plan Version: 300 Date: Month dd, yyyy Author: [Author] Submitted To: AHCA FX Project Management Revision History DATE VERSION DESCRIPTION AUTHOR <<Insert Project Name Here>> Testing MM/DD/YYYY 001 Management Plan first draft version Modifications to the approved baseline version (100) of this artifact must be made in accordance with the Artifact Management Standards. Quality Review History DATE REVIEWER COMMENTS MM/DD/YYYY Agency for Health Care Administration Page ii <<Insert Project Name Here>> Testing Management Plan Table of Contents Section 1 Introduction ............................................................................................................ 1 1.1 Purpose ........................................................................................................................ 1 1.2 Scope Statement .......................................................................................................... 1 1.3 Goals and Objectives ................................................................................................... 2 1.4 Referenced Documents ................................................................................................ 2 Section 2 Roles and Responsibilities .................................................................................... 3 Section 3 Assumptions, Contraints, and Risks ...................................................................... 4 3.1 Assumptions ................................................................................................................ -
A Brief Essay on Software Testing
1 A Brief Essay on Software Testing Antonia Bertolino, Eda Marchetti Abstract— Testing is an important and critical part of the software development process, on which the quality and reliability of the delivered product strictly depend. Testing is not limited to the detection of “bugs” in the software, but also increases confidence in its proper functioning and assists with the evaluation of functional and nonfunctional properties. Testing related activities encompass the entire development process and may consume a large part of the effort required for producing software. In this chapter we provide a comprehensive overview of software testing, from its definition to its organization, from test levels to test techniques, from test execution to the analysis of test cases effectiveness. Emphasis is more on breadth than depth: due to the vastness of the topic, in the attempt to be all-embracing, for each covered subject we can only provide a brief description and references useful for further reading. Index Terms — D.2.4 Software/Program Verification, D.2.5 Testing and Debugging. —————————— u —————————— 1. INTRODUCTION esting is a crucial part of the software life cycle, and related issues, we can only briefly expand on each argu- T recent trends in software engineering evidence the ment, however plenty of references are also provided importance of this activity all along the development throughout for further reading. The remainder of the chap- process. Testing activities have to start already at the re- ter is organized as follows: we present some basic concepts quirements specification stage, with ahead planning of test in Section 2, and the different types of test (static and dy- strategies and procedures, and propagate down, with deri- namic) with the objectives characterizing the testing activity vation and refinement of test cases, all along the various in Section 3. -
Software Engineering
SOFTWARE ENGINEERING FUNDAMENTALS OF SOFTWARE TESTING Software testing is the evaluation of a system with the intention of finding an error or fault or a bug. It also checks for the functionalities of the system so that it meets the specified requirements. LEARNING OBJECTIVES • To execute a program with the intent of finding an error. • To check if the system meets the requirements and be executed successfully in the intended environment. • To check if the system is “Fit for purpose”. • To check if the system does what it is expected to do. STAGES OF TESTING Various testing is done during various phases of the development cycle such as: Module or unit testing. Integration testing, Function testing. Performance testing. Acceptance testing. Installation testing. UNIT TESTING Unit testing is the testing and validation at the unit level. Unit testing validates and tests the following: Algorithms and logic Data structures (global and local) Interfaces Independent paths Boundary conditions Error handling Formal verification. Testing the program itself by performing black box and white box testing. INTEGRATION TESTING One module can have an adverse effect on another. Sub-functions, when combined, may not produce the desired major function. Individually acceptable imprecision in calculations may be magnified to unacceptable levels. Interfacing errors not detected in unit testing may appear in this phase. Timing problems (in real-time systems) and resource contention problems are not detectable by unit testing. Top-Down Integration The main control module is used as a driver, and stubs are substituted for all modules directly subordinate to the main module. Depending on the integration approach selected (depth or breadth first), subordinate stubs are replaced by modules one at a time. -
Software Testing: Way to Develop Quality Software Product 1Dipti Pawade, 2Harshada Sonkamble, 3Pranchal Chaudhari, 4Shubhangi Rathod 1,2,3Dept
ISSN : 0976-8491 (Online) | ISSN : 2229-4333 (Print) IJCST VOL . 4, Iss UE SPL - 1, JAN - MAR C H 2013 Software Testing: Way to Develop Quality Software Product 1Dipti Pawade, 2Harshada Sonkamble, 3Pranchal Chaudhari, 4Shubhangi Rathod 1,2,3Dept. of I T, K. J. Somaiya College of Engineering, Mumbai, India 4Dept. of IT, P. I. I. T. M. S. R., Navi Mumbai, India Abstract reaction to the input. The testing is a process of comparing the Software testing is one of the most important phase of software behaviour of the software against oracles principles by which one development life cycle. No one can underestimate the importance can recognize a problem. The good practice is to test software of software testing process on software quality assurance. as early as it has been written. The testing concept is evolved Organization pays 40% of its efforts on testing process. A powerful with time. Table 1 illustrate the concept evolution of testing [1]. testing technique results in reduced software development cost Software testing life cycle comprises of the different phases [2] and time and improved performance. That is why choosing an mentioned in Table 2. appropriate testing technique is very important. In this paper we have discussed various testing approaches and methods, their Table 2: Software Testing Life Cycle peculiarities and finally discussed functional and non-functional Phase Activity testing. Phase I: Software requirements/design is Requirements/ reviewed in detail and basic idea of Keywords Design Review what needs to be tested is derived. Testing Evolution, Software Testing Life Cycle, Testing Approach, Testing Technique, Functional Testing, Non-functional Testing Phase II: Detailed test plan is derived.