Why is software testing important?

  • December 27, 2022
  • Category: Web Development

Software testing is done to ascertain whether the software meets the desired conditions and results error-free.

It includes combining the software components through rigorous testing using different methods, such as automated and manual, to ensure that they end up meeting the requirements.

It’s all done to assess the gaps, errors, and missing data. Generally, an error can pop up at any time, maybe while working on the software development process, and may also result in bugs in the final result.

Hence, it becomes crucial to undertake software testing.

Also, it helps to analyze the bugs ahead of the delivery of the product, and an extensively tested software system also offers high performance and security, resulting in low cost and time and enhancing customer satisfaction.

This blog will decode software testing in brief, including its levels, needs, and different software tools that can be used for faster yet efficient testing.

What’s exactly Software Testing?

Finding bugs in a product, whether it be a mobile or web application, comes under the process of software testing.

Software testing can also show whether the result is different from what was expected.

To ensure that the final product works well, it’s essential to undertake virtual and real testing. Also, it detects the errors in the software at an early stage and can be fixed way ahead of the completion of the product, which increases the chances of performance, reliability, and security in the application.

It ends up saving time and money while enhancing the customer experience.

Types of Software Testing

Functional Testing

Functional testing primarily emphasizes the desired software’s requirements to ensure that the tested application complies with the functionalities and performances well. It’s also known as “black box” testing.

In the initial stage, the tester assesses the text input, core application functions, and installation. Also, the tester ensures that functional testing is done on the entire system to make sure that it conforms to the desired requirements.

1. Unit Testing

The initial round of testing is subjected to analysis while keeping a focus on the components of the software to identify its full functionality.

It’s all done to ensure that the application functions exceptionally, and the unit in this process can be an individual program, function, white box, or process. It’s done to complete the task.

The significance of this testing phase is that whenever it is run, a chunk of code is changed, resulting in quick fixes and resolutions of issues.

Often, the software developers perform this test ahead of delivering software to testers for official testing.

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2. Integration Testing

Individuals can use integration testing to combine all of the units in a program and test them as a group.

This level of testing is intended to detect interface bugs between modules and functions. This is especially useful because it determines how well the units work together.

Make sure how flawlessly each unit runs as if they are not closely integrated, it may result in a haywire of the software’s functionality.

To ensure that it’s working efficiently, various testing methods can be used. However, please note that the units must be well-defined for better functionality.

3. System testing

System testing includes the testing of an entire application. It implies that its purpose is to test whether it has met the requirements and quality standards.

In essence, it is carried out to ensure that the application meets the requirement bar, which involves the customer’s functional and technical requirements.

4. Acceptance Testing

User acceptance testing, or acceptance testing, anticipates the final level of the system and determines whether it is ready to release while meeting the required bars.

It has to be ensured that, when undergoing the software development life cycle, all the users’ intended requirements are met, and further, the users will now assess the system by determining the satisfaction of desired requirements.

Once it’s done and the software is approved, it will eventually be delivered.

Non-Functional Testing

Non-functional testing examines software attributes that are not related to a specific function or user action.

Non-functional testing entails software testing while considering a few paramount requirements such as performance, security, user interface, and others.  

1. Performance Testing

This test helps to determine whether a system can perform efficiently and is responsive and stable when undergoing a workload.

It primarily focuses on nitpicking performance issues instead of software bugs.

Also, it can be a huge help to validate, verify, and measure the various other attributes of the system, such as reliability and scalability. The testing can be further quantitative or qualitative.

2. Usability

It’s a black-box testing process done to analyze the defects and errors in the software. It also facilitates the testers’ better detection of errors in the application ahead of its release.

3. Security Testing

Security testing is a paramount part of the software development cycle in which the tester verifies the data protection, system security, and functionality to ensure it meets the intended goals. Security testing is done to gauge the software in terms of its errors and security.

Top 5 software testing tools that can deliver a high-performing application

1. Selenium

This software testing tool can help automate web application testing and is one of the most preferred software testing tools. It also involves Selenium IDE, Selenium Grid, and more.

It integrates with other tools such as data-driven, keyword-driven, NUNIT, and frameworks quite well, making it cutting-edge. In addition, it’s an open-source tool, which is the cherry on top. This tool is free to use.

2. Appium

Appium is an open-source automated testing tool designed primarily for mobile applications.

It indefinitely supports automation in web applications, Android, iOS, hybrid, and Android native.

Furthermore, it’s built on a server architecture and is easy to use. In recent years, its demand has grown tremendously, making it the most popular and best automation software testing tool.

3. HPE unified functional testing

HPE Unified Functional Testing, or QuickTest Professional, is a highly in-demand and widely popular cross-platform testing tool.

It brings together developers and testers and offers excellent automation testing solutions, making functional testing more cost-effective and less complex.

It can automate Web, desktop, SAP, Java, Oracle, mobile, and Visual Basic applications, among others.

It can automate the development environment and be used with a host of software testing. It runs the regression tests and functional tests through the user interface, such as a web interface or native GUI.

4. Cucumber

It’s an open-source and free tool used for behavior-driven development with a stunning user interface and extensive support for various languages. Often, it’s used by most testers but only supports the web environment. However, it does offer an incredible user experience.

5. IBM Rational Functional Tester

Rational Functional Tester is an IBM commercial tool that is primarily used for regression testing, automated functional, data-driven, and GUI testing.

It explicitly works with a host of development environments, such as PowerBuilder, Siebel, Net, Java, SAP, Dojo, and Flex.

Why is software testing crucial?

Undeniably, during testing, bugs can show up at any stage in the process. In addition, your final build may contain errors too.

It can have errors in functionality or design. In fact, the live demo may miserably fail due to insufficient testing.

Hence, it becomes quite essential to undergo software testing during the software development life cycle to ensure that your end product remains bug-free and successfully meets the requirements.

1. High Security

Security is another headache that testing alleviates. Software security is without a doubt the most sensitive and yet most vulnerable component.

In addition, the system may also have a high chance of becoming vulnerable to cyber-attacks, which may end up unraveling the customer’s confidential information through hacking.

A product’s security testing not only protects information from these hackers but also ensures that it is not lost or corrupted in any way.

That is why most users prefer seeking for trusted products that provide confidentiality when sharing their personal information.

Application security testing enables the identification and correction of numerous vulnerabilities, resulting in a secure product that makes customers feel safe while using it.

2. Cost efficient

Often, companies overlook the importance of proper budget allocation in software testing, which ends up deteriorating the quality of the testing process.

It is always more difficult to correct a mistake than it is to avoid it. Furthermore, it is significantly more expensive.

If a bug isn’t identified in the initial stage, you tend to incur losses at the cost of fixing it and may also lose some effective deals.

On the contrary, if you identify the bugs at an early stage, the process gets less expensive and can also avoid any future embarrassment.

It’s wise to undertake proper software testing to avoid the risk.

It’s highly recommended to hire a few experienced testers who are experts at it to avoid any future risks and also reap the benefits of it.

3. Easy Development Process

The users can identify various errors and situations that can result in the repetition of mistakes with quality management.

The better the coordination of the software testers’ team with the design team, the faster the pace of the development process. Also, it gets relatively easier for developers to work on it and fix it as soon as possible.

4. Customer Satisfaction

The company’s ultimate goal is to provide high customer satisfaction. The notable reason behind software testing is its ability to deliver an outstanding user experience and high customer satisfaction.

If you pick the best project from the competitive market, the odds are high that you end up establishing a positive image in front of customers.

As a result, opting for software testing will provide long-term benefits. Gaining customer trust is a difficult task, especially if the product is known to malfunction at all times.

If you try a bunch of new things and have had terrible experiences, it’s quite obvious that you would think of uninstalling the application.

Conclusion

The software development life cycle is a time-consuming process that employs a variety of methodologies and techniques.

Testers and developers use their experience and knowledge to create high-quality products that are tailored to the needs of their clients.

However, the most important aspect of the software development process is testing, which is carried out in the software at various levels.

Individual units are tested, integrated, and checked for interfaces established between them at these levels.

Following that, the entire software is tested to ensure that the output meets the user’s expectations. Only after completing these levels is a software application deemed ready for release.

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Vipin Maru is the Founder and CEO at Infowind Technologies, an emerging Top Web and Mobile Application Development Company. With a deep industry expertise in the technologies as React.js, Node.js, Laravel, Flutter, React Native, Ruby on Rails, just to name a few, he has been successful in creating a strong client hold ocross the globe. With his seasoned team of developers and designers, he has reached the market potential