Basics of REST API using Postman

Course objectives

Getting to know the basics of REST API and the Postman tool. Acquiring practical skills in working with the tool and implementing it as part of the project.

Benefits

Participants will get to know:

• Basics of REST API testing
• HTTP methods
• Response codes
• Postman tool

Students will gain detailed knowledge allowing for:

• REST API testing starts
• Free use of the Postman tool
• Preparing sets of manual queries
• Analyze the answer
• Prepare automatic assertions for test verification
• Build a collection of queries and run them automatically with the help of the built-in runner.
• (optional) Include Postman’s tests in the CI process

Training scope

• REST API basics
  • What is it, how is it different from other types of API
  • HTTP methods
  • Response codes
  • Authentication and authorization
• Postman basics
  • Presentation of the tool and its functions
  • Building inquiries
  • Answer analysis
  • Query collections
• Variables and test environments
  • What is a variable and how to use it
  • How and why to use test environments
  • Variable ranges
  • Import and export of variables / environments / collections
• Pre-request scripts and tests
  • What are they?
  • Add verification points from built-in snippets
  • Use of scripts within a collection
• Various issues
  • Run prepared collections using the built-in runner
  • Authentication (HTTP authorization)
  • Newman

Audience

All people involved in the software development process, members of project teams.