These alternative sets of properties can be described as follows:
application-test.properties: When you append –test to the base name of the property file, you can activate it by using the Spring test profile
The web bits are tuned to the audience
The test team would probably have a set of users they want to carry out all their scenarios
https://mkyong.com/spring-boot/spring-boot-profile-based-properties-and-yaml-example/