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Software Testing Tutorial

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The Software Testing Tutorial serves as a comprehensive guide for learning Software Testing. It covers all software testing basics to the most advanced concepts, making it beneficial for both beginners and experienced professionals.

Software testing is a process that involves evaluating and examining computer software or applications to ensure they function correctly and meet the desired requirements. It involves identifying any errors, gaps, or missing requirements that may negatively affect the software’s performance, usability, functionality, or security.

In this tutorial, you will learn the fundamental concepts of software testing, including black box testing, white box testing, visual box testing, grey box testing, and more. This tutorial follows a structured approach, starting with the basics and gradually progressing to more advanced topics as you move through the tutorial. Get ready to enhance your knowledge and skills in software testing!

Software Testing Tutorial

Software Testing Tutorial

What is Testing?

Testing is a collection of methods to evaluate an application’s suitability for use in accordance with a predetermined script, however, testing is not able to detect every application flaw. The basic goal of testing is to find application flaws so that they may be identified and fixed. It merely shows that a product doesn’t work in some particular circumstances, not that it works correctly under all circumstances.

Testing offers comparisons between software behavior and state and mechanisms since mechanisms can identify problems in software. The method may incorporate previous iterations of the same or similar items, comparable goods, expected-purpose interfaces, pertinent standards, or other criteria, but is not restricted to these.

What is Software Testing?

Software testing involves executing a program to identify any error or bug in the software product’s code. This process takes into account all aspects of the software, including its reliability, scalability, portability, reusability, and usability. The main goal of software testing is to ensure that the system and its components meet the specified requirements and work accurately in every case.

Types of Software Testing

In this section, we have covered the different aspects of some of the most popular testing types and their subtypes.

Types-of-software-testing

Types of Software Testing

1. Manual Testing

Manual testing is the process of verifying an application’s functionality in accordance with client requirements without using any automated techniques. We do not need to have in-depth knowledge of any testing tool in order to do manual testing on any application; rather, we should have a thorough grasp of the product in order to quickly create the test document.

Manual testing is further divided into three types of testing :

For more information refer to the article – Manual Testing

2. Automation Testing

With the use of automation tools or a programming language referred to as automation testing, any manual test cases may be converted into test scripts. We can increase the pace of our test execution with the aid of automated testing as there is no need for human labour. It is necessary to create and run test scripts.

For more information refer to the article – Automation testing

Software Testing Principles

Software testing is putting software or an application to use in order to find errors or faults. We must go by certain guidelines while testing software or applications in order to ensure that the final result is free of flaws. This saves the test engineers’ time and effort as they can more efficiently test the program. We will learn about the seven fundamental tenets of software testing in this part.

Let us see the seven different testing principles, one by one:

  1. Testing shows the presence of defects
  2. Exhaustive Testing is not possible
  3. Early Testing
  4. Defect Clustering
  5. Pesticide Paradox
  6. Testing is context-dependent
  7. Absence of errors fallacy

Prerequisites

Before initiating software testing its recommended one must have a basic understanding of the Software Development Life Cycle(SDLC) and basic programming.

Software Testing Tutorial Index

Software Testing Fundamentals

Software Development Life Cycle(SDLC) Models

Types of Software Testing

BlackBox Testing Explained

Testing Techniques for Conventional Software

Testing Techniques for Object-Oriented Software

  • Unit Testing in OO Context
  • Integration Testing in the OO Context

Introduction to Web Testing

System Testing

TestCase Development 

Software Testing Techniques

Test Case Management

Defect Management (Bug tracking)

Software Testing tools

Advanced Software Testing

Other Types of Testing

Differences

Software Testing Interview Questions

Applications of Software Testing

Some of the most common applications of software testing include:

  • Cost Effective Development 
  • Product Improvement 
  • Test Automation 
  • Quality Check

Objectives of Software Testing

The objectives of software testing are to:

  • Enhance software reliability and stability through rigorous testing.
  • Identify performance bottlenecks and optimize software efficiency.
  • Validate software compatibility across different platforms and environments.
  • Verify proper handling of edge cases and exceptional scenarios.
  • Detect and address security vulnerabilities to protect user data.
  • Ensure smooth integration with external systems or APIs.
  • Validate proper functioning of user interfaces and user experience.
  • Optimize software usability and accessibility for end-users.
  • Confirm compliance with industry standards and regulations.
  • Mitigate risks associated with software failures or malfunctions.

Why Learn Software Testing?

Here are the following that it is important to learn Software Testing:

  • Helps to create reliable software: Software testing is compulsory to provide facilities to the customers like the delivery of software applications which require maintenance costs, and need to be more accurate, consistent, and reliable. 
  • Helps to deliver quality products: It is very important to check the quality of the product. Quality products delivered to the customers help in gaining their profitable and effective output this can be done by using software testing methods.
  • Helps to achieve effective performance: Software testing is required for the effective performance of the software application or software product. 
  • Ensures application is failure-free: Software testing ensures that the application should not result in any failures because the cost of fixing is larger in the later stage of the development of software. 
  • Helps to detect bugs: Software testing points out the defect and errors made during the development phase which helps individuals receive quality products.

Conclusion 

In conclusion, Software testing is a check activity to validate whether the actual results match the expected results and to ensure that the software system is error-free or not. In this tutorial, we’ve covered software testing from absolute basics and progressed toward the advanced topics in Software Testing. You will learn a practical approach with examples so that it becomes easy for you to understand the concepts. 

FAQs on Software Testing

Q1. What are the four main types of Software Testing?

The main four types of testing are – Unit/Component Testing, Integration Testing, System Testing, and Acceptance Testing.

Q2. What is SDLC?

SDLC is a Software Development Life Cycle that is a process of checking the proper software development life cycle which includes planning, designing, implementing, developing, and maintenance of a project.

Q3.What are the attributes of a good software test?

The following are the attributes of good software test :

1. It has a high probability of finding errors.

2. It should be Non-redundant.

3. It should be capable of uncovering a whole class of errors.

4. It should not be too simple or too complex.

Q4. When should testing be stopped?

It is bit difficult to decide when to stop testing but there are some common factors that can help to decide like when test cases are completed, test budgets depleted, bug rates fallen, then it can be considered time to stop testing.

Q5. What is a good code?

A good code is a code that has no bugs, works as per the specifications, easily readable, and can be maintained with ease. 

Some other important Tutorials:



Last Updated : 04 Jan, 2024
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