How to Choose Right Automation Tool

In this  fast-growing and competitive era everyone want to bring their quality product very quick in the market and for this most of the product owners are adopting Agile and DevOps methodology of development to make it possible.

In order to implement complete Agile or DevOps methodology, automation is playing a vital role in delivering a quality product in a minimum duration and it also decreases the cost of development as well. For the Common software testing types such as regression testing, functional testing, unit testing, integration testing, etc., are being replaced with systematic testing programs using automation tools. Test Automation is being considered as the most effective way to enhance the coverage, efficiency, and effectiveness of any software application.

But before starting automation of any product is, there is one very big challenge for companies to decide which tool is best for their product because there are lots of open sources and paid tools available in Market. But not every Tool suits your project Prerequisite. For that, companies need to closely examine the project specifications to choose the appropriate tools.

While deciding the automation tool you should keep the following point in your mind-

1. Understand your project requirements completely

Maintaining the quality of an application and delivering bug-free and flawlessly application is the first priority of any organization. To fulfill this you will need to understand the complete requirement of your project and also by referring requirement you will have to learn how much automation will be required for your project depending on that you can decide which tool is suitable for the project.

2. The budget of your organization for automation tool?

In order to ensure that Test automation will be beneficial for the organization, Test Manager will have to balance the cost-benefit analysis for that particular tool as below.

You will have to understand the total cost and benefits of implementing automation in your project and for this, you will need to calculate your budget on the following point-

  1. How many skills are required for a Particular Tool?
  2. What all the skills we have in our Team?
  3. How much budget and time you will have to invest in Training and learning that Tool?
  4. Is there any Licensing or supportive Cost?

So while deciding tool you will have to consider all the above points related to costing or budgeting of your project.

3. Understand the Type of test tools?

There are many different types of automation testing tool and you can consider them while you are looking for the tool for your project.

Open Source Tool:

For this kind of tool, the source code is openly published for use or/and modification from its original design, as per your project requirement.

E.g. Selenium all version, Appium, Cucumber, Protactor etc.

Commercial Tools: 

This kinds of tools are also available in the market but they are not free, you will have to purchase it and for that, you will have to pay a good amount to the third party to buy their product.

E.g.  TestComplete, UFT, Ranorex etc.

Custom Tools:

In some project, the testing environment and the testing process has some special characteristics. Therefore no open-source or commercial tool fulfills your requirements. So In this case, you will have to develop your own customize automation testing tool.

4. Whether tool support the testing environment (Operating System/Browser or Device) in which your application will runs?

Here, you will have to decide whether your application is Desktop base, Web-based or Mobile based application. Also if it is a web-based application then what all browsers you are supporting and if mobile application then what all Mobile OS your application will be supported. So by keeping all these cases, you can decide the automation tool by referring their feature and speciality. Because all tools don’t have every characteristic which you need.

5. Does tool support the technologies and third-party controls used in your application?

This is a very important aspect while you are selecting the tool. You should know first of all that what technologies are being used to develop your application. Schedule a meeting with your development team and note these down.

6. What are the languages supported by the tool? Do you have skilled resources for these languages?

Here you will have to understand what all language/skills your team is having or how much they are comfortable in learning the language which toll is supporting before finalizing any tool.  If the tool is supporting java and your Team member is having the knowledge of java then you can easily grab it but suppose tool does not support Java it will work on Python/Ruby and your team member doesn’t any idea about this language then it will difficult to handle that tool for your team members.

7. Is it possible to integrate the tool with test case and bug management repositories?

If you are using any test case management and defect tracking tool then this is also one of the major characteristics you should think that can we directly integrate our test case and bug with an automated script by using this particular tool? Now a most of the companies like this feature because it helps them to automatically update automated test case results into test case management tool and also open a bug for failed scripts in defect tracking tool.

Test automation tools comparison matrix:

The Following table compares different tools with respect to their licensing price and their support for different technologies

Conclusion

There are no tool is good or bad. It all depends on your product requirement, natures and what all types of testing you want to do using automation tool.

Today, selenium can be the most popular automation tool in the market, but it also has its limitation because using selenium we cannot automate desktop based application. If you have a desktop based product then this tool has no use for you.

So while selecting the automation tool understand your product and their requirement very well first and then search for the appropriate tool which matches your requirement using the guidelines mentioned in this tutorial.

Selecting the correct automation tool always play a vital role in the successful automation of any product.

Image Credit : Nasim Akhter

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