Understanding the Bug Life Cycle in Software Testing
Tags: sdlc, qualityassurace, bug
Published: 2023-09-13 15:35:44

Before going into Bug life cycle, lets understand what a bug is and why does it even matter.


What is a Bug?

In simple terms, a bug is an anomaly or unexpected behavior in a software application. It's a flaw that can manifest in various ways, from a minor annoyance to a critical issue that renders the software unusable.

Why Do Bugs Matter?

Bugs matter because they can have a significant impact on the quality and reliability of a software product. They can cause crashes, data loss, security vulnerabilities, and user frustration. In today's competitive software landscape, where user experience is paramount, the presence of bugs can lead to loss of customers and damage to a company's reputation.

Understanding the Bug Life Cycle:

To effectively manage bugs and ensure they are resolved in a systematic manner, the software industry has established a Bug Life Cycle. This life cycle consists of several stages, each with a specific purpose and set of actions. Let's take a closer look at these stages:

Discovery: Bugs are first discovered during various phases of software development and testing. This could be during unit testing, integration testing, or even after the software has been deployed.

Logging: Once a bug is discovered, it needs to be logged or documented. This step involves creating a detailed report that includes information about the bug's symptoms, environment, and steps to reproduce it.

Prioritization: Not all bugs are created equal. Some are critical and need immediate attention, while others may have lower priority. Prioritization helps in allocating resources efficiently.

Assigned: Bugs are then assigned to the appropriate team members responsible for fixing them. This step ensures that the right people are aware of and working on the issue.

Open: Bugs can have various statuses at this stage, such as:

Duplicate: If a bug report duplicates an existing one.
Rejected: If the reported issue is not a valid bug.
Deferred: If the bug is acknowledged but scheduled for a later release.
Not a bug: If the reported behavior is expected and not a bug.
Fixed: Once a developer has addressed the bug, they mark it as "fixed" in the system.

Retest: Testers then retest the software to verify that the bug has indeed been fixed and that no new issues have been introduced.

Reopened (may be required): If the bug reappears or is not completely fixed, it may be reopened for further investigation.

Verified: After successful retesting, the bug is marked as "verified."

Closed: Finally, when a bug is resolved, verified, and no longer impacting the software, it is marked as "closed."

In Summary:

The Bug Life Cycle is a crucial process in software development and testing, aimed at ensuring that bugs are effectively managed and resolved. It provides a structured approach to bug tracking, from discovery to resolution, ultimately improving the quality and reliability of software products.

In our ever-evolving software landscape, understanding and mastering the Bug Life Cycle is essential for delivering top-notch software that meets user expectations and maintains a positive reputation for your organization. So, next time you encounter a bug, remember that it's just one step in the journey towards delivering high-quality software.


![Bug-life Cycle, Courtesy-javatpoint.com](https://dev-to-uploads.s3.amazonaws.com/uploads/articles/vmhrpz03i1975jasy51b.png)