API Testing with REST Assured Java Literacy (Beginner Level)

Topics covered

• compare a schema to a response body
• deserialize JSON responses to a generic container and a plain old Java object (POJO)
• load and validate a response body with JSONPath
• load and validate collections with JsonPath
• perform testing with query parameters
• provide an overview of REST Assured for testing application programming interfaces (APIs)
• recall JSON schema dialects
• run an API server and send requests
• run application programming interface (API) endpoints
• run a REST Assured test with TestNG
• send HEAD and OPTIONS requests
• send PUT and PATCH requests
• send requests with path and query params
• specify a request body with POJOs
• specify range constraints in a schema
• use Hamcrest matchers with collections and arrays
• use Hamcrest matchers with Java objects
• use Hamcrest matchers with numeric values
• use Lombok for boilerplate code
• use response-aware matchers to extract values
• validate a JSON schema
• validate nested fields and JSON arrays
• validate response headers and bodies using the Response Object
• validate response headers with Hamcrest
• view HTTP request endpoints for API testing