Rest Assured API Testing Interview Questions

Carvia Tech | July 23, 2020 | 2 min read | 26,489 views | Rest Assured

In this article we will cover important Rest Assured API testing Interview Questions for Automation Engineer and developers using Java and Kotlin

Rest Assured: Basic concepts

How do you compare Rest Assured with HttpClient or RestTemplate
How to test plain/text response body with REST Assured
How to test REST API that requires basic authentication
How to test REST API that requires digest authentication
How will you write a simple Rest Assured testcase that validates sample json response?
API returns a simple integer array [1, 2, 3], how to test such a response using Rest Assured?
How to get all books with price less than 10 from json response?
How to treat float and doubles as BigDecimal in json input
How to pass given parameters and headers to API call
How to set path params in API calls
How to test against an expected response code from API call
How to extract API responses after validation
How will you extract custom node from Json response using JsonPath?
How to set cookies in API calls?
How to set a JSON body for a POST API call?
How to verify cookie, status, headers & content-type in API response
How to measure and validate API response time?
How to test REST API that has CSRF enabled
How to test REST API that requires OAuth1 authentication
How to test OAuth2 protected resource using rest assured
How to test handle multi-part form data
Testing multipart file upload in Rest Assured
How to handle object mapping to JSON - serialization and deserialization
You have a fleet of APIs that requires n number of custom headers, how can you avoid duplicating the code for passing the same headers again and again?
How to handle session in test?
How to relax HTTP validation for invalid certificates? This may be the case for dev environment.
how to handle parameters that are already URL encoded?

Rest Assured: Logging and Listeners

How will you log network requests - params, body, headers, cookies, etc
How to print the response only if error occurs?
How to listen to response validation failures? For example, shoot an email when certain validation failure occurs?

Rest Assured with Spring

How to test a spring controller using stand alone mode in REST Assured
How to unit test Spring MVC async requests
How to test Spring Webflux Reactive Controller using RestAssured

Rest Assured with Kotlin

Using Kotlin for writing Rest Assured tests, a sample test
Advantages of writing Rest Assured tests using Kotlin

REST Assured with Junit 5

Basic tutorial of REST Assured testcase with Junit 5
Advantages of using Junit 5 with REST Assured

References

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SDET Interviews

SDET Java Interview pattern and collection of questions covering SDET coding challenges, automation testing concepts, functional, api, integration, performance and security testing, junit5, testng, jmeter, selenium and rest assured

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