Unit tests or small tests only verify a very small portion of the app , such as a method or class. End-to-end tests or big tests verify larger parts of the app at the same time, such as a whole screen or user flow. Medium tests are in between and check the integration between two or more units.
Read moreWhat is unit testing in Dart?
Unit Testing involves testing every individual unit of an application . It helps the developer to test small functionalities without running the entire complex application. The Dart external library named “test” provides a standard way of writing and running unit tests.
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