Unit Test

To demonstrate unit testing on REST API service.

Unit test for API service built in Java

Stack

Category	Value
Language	Java
Build Tool	Maven
Test Tool	JUNIT5
framework	Spring Boot
Report	Maven Surefire Report Plugin

API Service

• GET currency conversion for example USD => INR

Objective

• To demonstrate unit testing practices on different layers
• Controller Layer
• Data layer
• Service Layer
• Integration Test to test all layers

Approach

Brief description on the important packages.

features

• WebMockMvc to test Controller layer logic in isolation.
• DataJpa to test Data layer that is Jpa Repository.
• Mockito to test service layer logic in isolation
• Rest Template to perform Integration test

spring profiles -

• default - application.yml

Run tests:

mvn clean test surefire-report:report

Reports

Maven Surefire Report Plugin will generate report all the test run in the execution

Sample screenshot of report for the execution below: