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Showing posts from February, 2023

Why Contract Testing Matters

Integration testing has an important role in the test pyramid, it aims to test the integrations of the software products in the integration environments. This means that the software should be built and deployed to an integration test environment and then run the test against the version in the testing environment. If anything wrong occurs as a regression issue then the CI gives feedback about the failures. As a result, the issue should be fixed and built and deployed to the integration test environment. Therefore this process is very expensive and is so late for the modern approach to SDLC, for the shift-left approach. As a solution to this problem, we should consider testing the integration isolatedly within the context of the software itself. Contract testing is an approach to testing the integration depending on the written contract during the build phase. In this post, I want to explain the importance of contract testing. What is Contract The contract is a document created by the