What is Agile?
Before we talk about manual testing, let’s understand what Agile means.
The term “Agile” describes software development processes that focus on teamwork, planning, incremental delivery, and continuous learning. It’s different from the old way, called “waterfall,” which was more about following a strict plan step by step.
Some highlight points in Agile
- Commitment from customers: A lot of feedback and flexible changes that require proactive involvement and long-term commitment from customers. In some cases, this can be a challenge.
- Customer Feedback: Customer feedback is important in Agile. However, if we only follow customers without considering other important things such as technical feasibility or business priorities, we might end up with too many changes or things not working well.
- Lack of Predictability: Agile works by taking small steps and adjusting as we progress, which can make it difficult to determine when tasks will be finished or what the outcome will be, especially in the presence of frequent changes or reliance on external factors.
- Resource Intensive: We need a lot of time and effort for multiple meetings, trying things out again and again, and getting feedback during each sprint.
- Communication: Communication is important for team members to talk to each other all the time. However, when teams are working in different time zones, this can be hard.
- Dependency on Team Collaboration: Agile needs team members to work closely together. If there are problems with communication or conflicts among team members, it can make Agile less effective.
- Challenges in maintaining consistency and quality: Due to its high flexibility, it can be difficult to maintain consistency and quality of the product throughout the development process.
What occurs when lots of changes are happening?
Constant changes occurring all at once, or the absence of a specific plan to handle those changes that can make the software development process unstable. It can lead to several challenges:
- Instability: When changes happen frequently without specific planning or control, it can create instability in the development process, making it difficult for teams to maintain and progress.
- Uncertainty: Constant changes may introduce uncertainty regarding project scope, requirements, and timelines, making it challenging for teams to predict outcomes exactly.
- Decrease Productivity: Frequent changes can disrupt workflow and cause distractions, leading to decreased productivity when team members constantly need to catch up and adapt to new requirements or priorities.
- Risk of Errors: Quick changes might not have enough time to fully test and double-check the changes, which can increase errors or oversights.
Manual Testing in Agile
Manual testing is indeed a crucial component of the software development life cycle. While automated tests are useful for repetitive tasks and regression testing, manual testing is necessary for exploratory testing, usability, and ad-hoc scenarios that automated tests may not cover. A more reliable and easier software solution is ensured by integrating automated and manual testing into the development process.
- Incorporates Human Insight: Manual testers bring their understanding, intuition, and creativity to the testing process, which can uncover issues that automated tests might miss.
- Adapts to Changes: Agile development is characterized by frequent changes and updates. Manual testing can quickly adapt to these changes, whereas updating automated tests might take longer.
- Focuses on User Experience: Manual testing can provide feedback on the user experience (UX) and user interface (UI) that automated tests cannot.
The Challenges of Manual Testing in Agile
Due to the fundamental characteristics of Agile, there are many limitations when applying the traditional approach of manual testing to this process. Which could be:
- Not Enough Time: Agile projects usually have short development cycles, with lots of quick changes. This means they need to focus on certain tests more than others, and they might miss some things.”
- Constant changes: Agile projects keep changing requirements and features a lot during a sprint. Manual testers need to catch up with these changes and make sure the product still works well and doesn’t conflict with anything else. This can be difficult if there’s not enough time, documentation, or communication.
- Test Cases Maintenance: Because requirements and features change a lot in Agile, manual testers might try to keep their test cases up to date. It’s important to keep talking to the development team and stakeholders to make sure the test cases are still useful.
- Collaboration with Developers: Manual testers must collaborate with developers to understand changes, give feedback, and make sure testing matches development goals. If there’s not enough collaboration, it can cause misunderstandings and delay in resolving defects.
- Repetitive Testing Tasks: Manual testers often perform repetitive testing tasks, such as regression testing, which can be time-consuming and tedious.
Strategies and Tips
While the original method still works, making some changes could enhance the testing experience, improve productivity, and reduce risks during the process.
- Integrate Early and Often: Include manual testing early in the development cycle to find issues sooner. Early and regular communication among project participants supports the early resolution of issues and the generation of high-quality work.
- Embrace a Collaborative Mindset: Testers should work closely with developers, customer’s requirements and build a shared responsibility for quality. This collaboration helps ensure that the testing aligns with the user stories and acceptance criteria.
- Prioritize Test Scenarios: Focus on the most critical paths and user scenarios. Prioritization ensures that the most important features are thoroughly tested within the sprint.
- Keep Documentation Lean: In Agile, documentation should be sufficient but not excessive. Keep test cases and reports concise and up to date.
- Embrace a Quality Mindset: Everyone on the Agile team should be responsible for quality, not just the testers.
- Focus where it is most needed: Focus efforts on the areas that are most valuable and relevant for the users and the business, structures exploratory testing into sessions with specific goals, making it more manageable and measurable within sprints. Identify areas of the application that pose the highest risk and allocate more testing efforts to those areas. For example, we can use manual testing for usability testing, exploratory testing, user acceptance testing, and regression testing.
- Prioritize Test Cases: Focus on high-risk areas and critical functionalities for manual testing to make the best use of limited time and resources.
- Compartmentalize product: Divide product into smaller, manageable modules or components that can be tested independently and in parallel. This can help we reduce the testing cycle time, increase the testability, and improve the maintainability of product.
- Adopt Exploratory Testing: Exploratory testing allows testers to investigate the software without predefined test cases, encouraging creativity and the discovery of issues that structured testing might miss.
- Automated repetitive testing tasks: Automating repetitive testing tasks, such as regression testing can help save time and avoid tediousness.
- Continuous Learning: Encourage testers to continuously learn about new features, technologies, and testing techniques. This knowledge helps them test more effectively and provides valuable feedback.
- Stay Agile: Be ready to adjust our testing methods as the project progresses. Agile development is always changing, so testing strategies need to be flexible enough to handle those changes.
Conclusion
Manual testing is necessary in software development’s life cycle. In Agile, manual testing is not just about executing tests, but also about contributing to the continuous improvement of the product.
References
https://istqb-main-web-prod.s3.amazonaws.com/media/documents/ISTQB-CTFL-AT_Syllabus_v1.0.pdf
https://www.atlassian.com/agile/software-development/testing