Blockchain Application Testing: Methods to Step Up The Testing Game

  • Posted By: admin
  • Posted On: April 24, 2019

Human beings are blessed to have this urge to seek better. We are always looking for ways to bring innovation and creativity in whatever project or task we are working on. Therefore, we are always ready to troubleshoot the problems in our day to day life. This innate nature of our species has worked wonders. “Blockchain” is proof of our keenness towards perfectionism. It is an ultimate data structure which exists in not one but many locations at once.

Test case management in blockchain application testing is a cherry on top. It provides new and more convenient methods to test blockchain applications which ultimately increase the security of the application. There are many ways and tools through which you can make sure that your blockchain application is secure. For example, unit and integration tests, user and application programming interface tests, etc. are the ways through which you can elevate the level of your blockchain applications.

There are two basic methods to perform test cases.

  • Manual Execution
  • Automated Execution

Both of these methods have their merits and demerits but here are some of the methods which will make your blockchain application more secure.

Blockchain App Testing – Different than Conventional!

Before we move forward, here is something we should know first. There are some additional features of a blockchain application to look out for while performing TCM (Test Case Management). e.g., throughput, chain size, security, cryptography, data propagation, and data integrity. Due to these additional metrics, a blockchain application is significantly different from a regular application. Therefore, following are some methods/tricks to keep in mind while doing TCM of these applications.


Using improved and latest tools is a key trick to test blockchain applications. TCM tools are now improved to a point that you can use them comfortably for conducting and managing tests. Therefore, it is important to use these latest tools. The main reason for this is that these improved TCM tools will make the whole process of testing and managing a blockchain application very simple and easy. They will guarantee to identify and fix all kinds of bugs in your blockchain application.

Automated and Manual Testing

Although automated testing makes the whole process very easy but there is a limit to it. There are some bugs which can only be fixed by manual testing. Therefore, if you are having the slightest bit of doubt then immediately shift to manual testing and find the bug before releasing the application. It will make your blockchain application more secure and practical.

Quality Assurance

There is an ever-growing competition in the market and therefore you can’t afford to lack in any department. Now, testing is just not enough. You have to deliver a high-quality product if you want to compete in the market. Quality Assurance (QA) is an effective way to make sure that your application is up to the market standards. In simple words, you can’t simply depend on TCM for the success of your blockchain application. You have to ensure a high quality of the final release as well.

Testing Dimensions for Robust Blockchain Applications

Performance Testing for Blockchain Applications

Performance testing holds immense importance in blockchain applications. It primarily evaluates the system’s transaction speed, scalability, and consensus algorithms. Transaction speed directly impacts the application’s efficiency and user experience, while scalability testing is essential to ensure that the blockchain application can handle an increasing volume of transactions and users without compromising performance. Additionally, validating the consensus algorithms ensures that the network reaches agreement efficiently and securely. Simulation of the network environment allows the application to be tested under varying conditions, providing insights into its performance in real-world scenarios. This comprehensive testing guarantees the blockchain’s ability to maintain stability and reliability under different circumstances.

Security Testing and Threat Analysis

Security testing is a critical component of blockchain applications, aiming to safeguard against hacking, data breaches, and vulnerabilities. It includes examining the application for potential weaknesses that could be exploited by attackers. Various types of threats, such as 51% attacks, double spending, and denial-of-service attacks, need to be tested and mitigated. Security testing ensures the encryption, validation, and consensus mechanisms are robust enough to prevent unauthorized access and tampering, making the blockchain application resilient against cyber threats. Threat analysis allows for the identification of potential risks, permitting the implementation of preemptive measures to prevent or mitigate these risks effectively.

Compliance and Regulatory Testing

Adhering to industry regulations and legal standards is crucial for blockchain applications. Compliance testing ensures that the application complies with legal requirements. It validates the application’s adherence to specific industry regulations, laws, and standards. Regulatory testing covers factors like data protection, privacy, anti-money laundering, and other legal aspects, guaranteeing that the application conforms to regulatory standards. The testing process validates the application’s compliance, ensuring it meets the necessary legal requirements, thereby preventing potential legal complications.

Scalability and Interoperability Testing

Scalability and interoperability pose significant challenges for blockchain applications. Scalability testing ensures the application can handle increasing loads and transactions without performance degradation. It verifies that the blockchain network can manage higher transaction volumes while maintaining efficiency and consistency. Interoperability testing is essential to assess the application’s ability to interact seamlessly with other systems or blockchains. This testing determines whether the application can communicate effectively and securely with other networks, establishing compatibility between different systems.

Continual Testing and Maintenance

Even after deployment, continual testing and maintenance are essential for blockchain applications. Regular updates, bug fixes, and performance enhancements are critical to ensuring the application’s integrity and security. Ongoing testing allows for identifying and addressing any new vulnerabilities, bugs, or performance issues that may arise, thereby ensuring the application remains reliable, secure, and up-to-date with changing technology and security standards.

These comprehensive testing procedures are essential for ensuring the reliability, security, compliance, and scalability of blockchain applications throughout their lifecycle.


A lot of hard work is involved in the process of developing a blockchain application. Since blockchain applications are decentralized and the database is present at many places instead of one, it becomes nearly impossible to fix a bug. Therefore, TCM is very critical, especially in the case of blockchain applications because if it is not done properly, all the hard work can easily go to vain. Next time when you are working on a blockchain application, just make sure that you are following the instructions mentioned above. This way, you will be able to deliver an application which will meet all the market standards and it will be a success. Above all, your client will be happy and that’s all that matters.