Improving Test Automation Quality Through Code Reviews

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Automation testing with selenium
Automation testing with selenium

According to CISQ research from 2022, the US paid over $2.41 trillion for subpar software. The report also explained how the $1.52 trillion technical debt came to be. Organizations must develop procedures that reduce errors and inconsistencies connected to code as the demand to release high-quality software quickly grows. This is the exact point at which code reviews become popular.

 

Code Reviews: An Overview

Developers evaluate one other’s code as part of a process called code review to make it better. It facilitates bug finding, guarantees adherence to code standards, and improves teamwork. Code reviews can be done in a variety of ways, including pair programming and formal reviews.

 

Why are Code Reviews Necessary?

Enhancing Maintainability & Code Quality

Code reviews provide other developers a chance to look over newly updated code and make suggestions for improvements. As previously indicated, this ensures that the code is of the highest caliber by assisting in the detection of possible flaws and faults prior to their introduction into production. Additionally, the code becomes easier to comprehend and maintain for future developers who may work on it.

 

Promoting Cooperation and Knowledge Sharing

Code reviews encourage communication and cooperation among development team members. Reviewers can help team members learn and develop by offering criticism, making alternate approach suggestions, or sharing their knowledge.

 

Setting Up Standards for Coding

Within a team or organization, code reviews uphold best practices and coding standards. Reviewers can make sure that the code complies with standards, which improves its readability, consistency, and maintainability. These set standards also aid in enhancing the abilities of developers to provide comments and suggest enhancements.

 

Which Approaches Are Used for Code Review?

Currently, there are two ways that businesses can do code reviews:

 

Manual Evaluation of Code

Manual code review entails human reviewers closely looking for problems in the code. It can be carried out in a number of ways, including:

 

Pair programming is the practice of two developers working concurrently on the same piece of code, exchanging quick comments and identifying mistakes as they go.

 

Informal Code Review: Reviewers examine the code informally, searching for possible problems, errors, or enhancements. This method, which is less structured, can be carried out via meetings, conversations, or code walkthroughs.

 

Formal Code Review: A more organized process in which a team of engineers reviews code modifications. In order to do this, this may entail the use of checklists, formalized procedures, and assigned roles (such as moderators or reviewers).

 

Automated Evaluation of Code

Automated code review uses specialized instruments and software to examine the code and identify possible problems. These tools are capable of identifying common coding faults and doing static code analysis.

 

Moreover, automated code review tools can assist in maintaining uniform coding standards and offer prompt feedback on coding problems. However, it’s a good idea to have manual reviews as well for issues that are more complicated and context-specific.

 

To optimize the efficiency of the code review process, manual and automated procedures can be combined, as each offers benefits of its own. While automated tools give speed and consistency in identifying common concerns, manual reviews offer human insights, expertise, and contextual understanding. The project, the dynamics of the team, and the resources available all influence the method selected.

 

How Do Test Automation and Code Reviews Work Together?

Test automation and code reviews are complementary methods for ensuring software quality. Code reviews can enhance test automation in the following ways:

 

Fundamental Knowledge

Code reviews can assist in ensuring that the code adheres to accepted coding practices and is comprehensible. This can facilitate the creation of Automation test with selenium and simplify the process of locating problems during testing.

 

Interpreting Complicated Problems

Code reviews are another useful tool for finding complex problems that Automation testing with selenium might miss. These can be incorrect claims or problems with the setting. Expert reviewers can, fortunately, provide valuable feedback and ideas to raise the code’s quality.

 

Keeping Design and Implementation Consistent

Code reviews are a very useful tool for making sure that the code is written and used in a way that complies with project specifications. This can lower the possibility of problems during testing and raise the software’s general quality.

 

Increasing Quality Assurance and Automation

Effective Selenium automation testing projects can result from the codebase being improved and made more testable through the input provided throughout the code review process.

 

The Best Ways to Conduct Code Reviews

A seamless and fruitful code review procedure can be ensured by implementing the following best practices:

 

Establish Specific Goals

Share the objectives and standards of the code review procedure. Clearly state the goal of the review, be it to find defects, enhance the quality of the code, or guarantee that coding standards are followed.

 

Specify rules and requirements

Establish rules and norms for coding in your project or company. This guarantees uniformity and gives reviewers a standard context for evaluating the code.

 

Code reviews should be brief and targeted.

Steer clear of going over a lot of code at once. Rather, divide the code modifications into more manageable, smaller chunks that may be thoroughly examined. This lessens the likelihood of information overload and enables reviewers to offer more targeted input.

 

Engage the Appropriate Parties

Incorporate subject matter experts and pertinent stakeholders into the code review procedure. Make sure the reviewers have the knowledge required to comprehend the code and offer insightful comments.

 

Give Background Information and Recordkeeping

Provide pertinent details regarding the code modifications, like the goals, specifications, and user stories. This aids in reviewers’ comprehension of the context and enables them to make defensible decisions.

 

Encourage a Respectful and Constructive Environment

Promote a courteous and upbeat atmosphere during code reviews. Give specific, useful criticism that is aimed at enhancing the code rather than condemning the developer. In summary, promote a culture of growth and learning.

 

Make Use of Code Review Resources

Use code review tools to streamline the review process by allowing reviewers to quickly navigate and provide feedback on code changes.

 

Strike a balance between thoroughness and speed.

Aim for a balance between the thoroughness and speed of code reviews. Reviews should be done on time, but hurrying through them can cause you to overlook crucial details. As a result, strike a balance that works for the demands of your team and the project schedule.

 

Monitor and Respond to Input

Make sure that the criticism offered in code reviews is properly addressed. In order to make sure that issues are fixed or included in subsequent iterations, track and follow up on issues that are found using issue-tracking systems or task management tools.