Postman: The Complete Guide – REST API Testing (Valentin Despa)

About Course

Become a Postman expert with our free API testing course! This comprehensive course is designed for testing engineers, software developers, and anyone interested in mastering the art of API testing.

Taught by an expert, this course will guide you through the powerful features of the Postman App, a versatile tool for crafting, sending, and analyzing API requests. Learn to utilize various HTTP methods (GET, POST, PUT, PATCH, DELETE), work with JSON formatting, and implement authentication strategies like Basic Auth, API Keys, and OAuth.

Go beyond the basics and discover how to write robust API tests, organize them into collections, and seamlessly integrate them into your CI/CD workflows. We’ll cover real-world scenarios, answer your questions, and help you gain a comprehensive understanding of Postman’s capabilities.

What You’ll Learn:

HTTP request methods (GET, POST, PUT, PATCH, DELETE)
JSON format
Building complex API requests
Authentication/authorization (Basic Auth, API Keys, OAuth)
Crafting comprehensive API tests
Organizing tests into collections
Integrating API tests into CI/CD
Q&A sessions for personalized insights

This course is completely free and offers access to high-quality learning materials from leading platforms such as Udemy, Udacity, Coursera, MasterClass, NearPeer, and more. Unlock your API testing potential and become a Postman pro – sign up today!

Create GET, POST, PUT, DELETE request
Understand GET vs POST request method
Work with real-world APIs (Github API, Trello API)
JavaScript basics for tests
Write API tests in Postman
Use data from Excel files (CSV) or JSON
Use Postman variables to create workflows and scenarios
Run API tests with Newman in Jenkins, GitLab CI or TeamCity
Use OAuth2, API keys, tokens, JWT, basic auth
Test file uploads
Use mock servers
Collaborate using Team Workspaces

Course Content

01 – Introduction and first steps in Postman

A Message from the Professor
001 Course overview.mp4

00:00
002 About the course.mp4

00:00
003 How to install Postman.mp4

00:00
004 A quick introduction to APIs.mp4

00:00
005 Introduction to Postman & APIs.html

00:00
006 Your first Postman request.mp4

00:00
007 Troubleshooting Postman errors.mp4

00:00
008 Using Postman on the web.mp4

00:00
009 A brief overview of HTTP.mp4

00:00
010 The Postman Landscape.mp4

00:00
011 First steps in Postman.html

00:00
Section Quiz

02 – Creating REST API requests with Postman

001 Section overview.mp4

00:00
002 Resources for this section.html

00:00
003 Postman collections.mp4

00:00
004 Storing configuration in collection variables.mp4

00:00
005 Modifying collection variables.mp4

00:00
006 Postman collections and variables.html

00:00
007 GET request.mp4

00:00
008 Visualizing responses in Postman.mp4

00:00
009 Query parameters.mp4

00:00
010 Misconceptions about API parameters.mp4

00:00
011 Query parameters.html

00:00
012 Assignment – Query parameters.mp4

00:00
013 Guided Assignment – Step by step instructions.html

00:00
014 Assignment – Query parameters – Solution.mp4

00:00
015 Shortcuts in Postman.mp4

00:00
016 Path variables.mp4

00:00
017 Troubleshooting Path variables.mp4

00:00
018 Query params vs Path variables.mp4

00:00
019 Path variables.html

00:00
020 The business processes and rules behind an API.mp4

00:00
021 POST request.mp4

00:00
022 Assignment – Check cart contents.mp4

00:00
023 Guided Assignment – Step by step instructions.html

00:00
024 Assignment – Check cart contents – Solution.mp4

00:00
025 JSON format explained.mp4

00:00
026 POST request with JSON.mp4

00:00
027 Troubleshooting POST requests.mp4

00:00
028 GET vs POST.mp4

00:00
029 POST requests with JSON.html

00:00
030 API Authentication.mp4

00:00
031 Troubleshooting HTTP status codes.mp4

00:00
032 Assignment – Place an order.mp4

00:00
033 Guided Assignment – Step by step instructions – Place an order.html

00:00
034 Troubleshooting – Place an order.html

00:00
035 Assignment – Place an order – Solution.mp4

00:00
036 Using random data in requests (random variables).mp4

00:00
037 Working with HTTP headers in Postman.mp4

00:00
038 Common questions about HTTP headers.mp4

00:00
039 Headers vs query vs params.mp4

00:00
040 Exporting and Importing a Postman collection.mp4

00:00
041 PATCH request method.mp4

00:00
042 Assignment – PATCH request method.mp4

00:00
043 Assignment – PATCH request method – Solution.mp4

00:00
044 Using Postman variables to avoid duplication.mp4

00:00
045 PATCH request method – continued.mp4

00:00
046 PUT request method.mp4

00:00
047 DELETE request method.mp4

00:00
048 Assignment – Delete an order.mp4

00:00
049 Guided Assignment – Step by step instructions.html

00:00
050 Assignment – Delete an order – Solution.mp4

00:00
051 GET, POST, PUT, PATCH … What is the difference.mp4

00:00
052 HEAD request method.mp4

00:00
053 HTTP request methods quiz.html

00:00
054 Assignment – Valentin’s Book List API.mp4

00:00
055 Guided Assignment – Valentin’s Book List API.html

00:00
056 Assignment – Valentin’s Book List API – Solution.mp4

00:00
Section Quiz

03 – Practice section – Building REST API requests

001 Section overview.mp4

00:00
002 Why learn to use real-world APIs.mp4

00:00
003 Troubleshooting.html

00:00
004 Using the API documentation.mp4

00:00
005 Using the API documentation – Assignment.mp4

00:00
006 Guided Assignment – Using the API documentation.html

00:00
007 Using API documentation – Assignment Solution.mp4

00:00
008 Using identifiers when working with resources.mp4

00:00
009 Assignment – Creating resources – Lists.mp4

00:00
010 Guided Assignment – Creating resources – Lists.html

00:00
011 Assignment – Creating resources – Lists – Solution.mp4

00:00
012 Assignment – Creating resources – Cards.mp4

00:00
013 Guided Assignment – Creating resources – Cards.html

00:00
014 Assignment – Creating resources – Cards – Solution.mp4

00:00
015 Assignment – Managing resources.mp4

00:00
016 Guided Assignment – Managing resources.html

00:00
017 Assignment – Managing resources – Solution.mp4

00:00
018 Assignment – Deleting resources.mp4

00:00
019 Guided Assignment – Deleting resources.html

00:00
020 Assignment – Deleting resources – Solution.mp4

00:00
021 Protect your API keys.mp4

00:00
Section Quiz

04 – Introduction to API testing & JavaScript

001 Section overview.mp4

00:00
002 A short history of JavaScript.html

00:00
003 Your first Postman script.mp4

00:00
004 Your first API test in Postman.mp4

00:00
005 Defining JavaScript variables.mp4

00:00
006 Using “let” to define JavaScript variables.mp4

00:00
007 Conventions for naming JavaScript variables.mp4

00:00
008 Working with JavaScript variables.mp4

00:00
009 Constants in JavaScript.mp4

00:00
010 Data Types in JavaScript.mp4

00:00
011 Data Types in JavaScript.html

00:00
012 Working with JavaScript variables.html

00:00
013 Swap two variables in JavaScript.html

00:00
014 Variables.html

00:00
015 Mathematical operations.mp4

00:00
016 Mathematical operations.html

00:00
017 Code blocks and variable scopes.mp4

00:00
018 Defining a function in JavaScript.mp4

00:00
019 Returning values from functions.mp4

00:00
020 Built-in JavaScript functions.mp4

00:00
021 Generate a random email address.html

00:00
022 Arrow functions.mp4

00:00
023 Callback functions.mp4

00:00
024 Callback functions in Postman.mp4

00:00
025 Objects in JavaScript.mp4

00:00
026 Object methods.mp4

00:00
027 Object methods – using a property from the object.mp4

00:00
028 Alternative syntax for defining and accessing object properties.mp4

00:00
029 JavaScript objects and JSON.mp4

00:00
030 Parsing JSON in Postman.mp4

00:00
031 Writing assertions in Postman.mp4

00:00
032 Storing a list of items – Arrays in JavaScript.mp4

00:00
033 Navigating object properties and arrays.mp4

00:00
034 Navigating complex data structures in Postman.mp4

00:00
035 Navigating complex data structures.html

00:00
036 Built-in methods when working with arrays.mp4

00:00
037 Array methods.html

00:00
038 Conclusion.mp4

00:00
Section Quiz

05 – Writing basic API tests

001 Introduction.mp4

00:00
002 Resources for this section.html

00:00
003 Verifying the response status code.mp4

00:00
004 Assignment – Adding status code tests.mp4

00:00
005 Guided Assignment – Adding status code tests.html

00:00
006 Assignment – Adding status code tests – Solution.mp4

00:00
007 Testing the response body.mp4

00:00
008 Asserting the data type of a property.mp4

00:00
009 The Postman Cheat Sheet & Quick Reference Guide.html

00:00
010 Refactoring tests.mp4

00:00
011 Testing the API error handling.mp4

00:00
012 Organizing requests and reusing tests.mp4

00:00
013 Assignment – Reduce duplication in tests.mp4

00:00
014 Guided Assignment – Reduce duplication in tests.html

00:00
015 Assignment – Reduce duplication in tests – Solution.mp4

00:00
016 Boundary testing.mp4

00:00
017 Assignment – Boundary testing.mp4

00:00
018 Assignment – Boundary testing.html

00:00
019 Assignment – Boundary testing – Solution.mp4

00:00
020 Documenting requests in Postman.mp4

00:00
Section Quiz

06 – Using Postman variables in scripts

001 Section overview.mp4

00:00
002 Setting Postman variables from scripts.mp4

00:00
003 Passing data from one request to the other.mp4

00:00
004 Troubleshooting setting collection variables from scripts.mp4

00:00
005 Assignment – Set the cartId in a Postman variable.mp4

00:00
006 Guided Assignment – Set the cartId in a Postman variable.html

00:00
007 Assignment – Set the cartId in a Postman variable – Solution.mp4

00:00
008 Assignment – Store all dynamic data in Postman variables.mp4

00:00
009 Guided Assignment – Store all dynamic data in Postman variables.html

00:00
010 Assignment – Store all dynamic data in Postman variables – Solution.mp4

00:00
011 Getting Postman variables from scripts.mp4

00:00
012 Assignment – Getting Postman variables from scripts.mp4

00:00
013 Guided Assignment – Getting Postman variables from scripts.html

00:00
014 Assignment – Getting Postman variables from scripts – Solution.mp4

00:00
015 Working with Postman collection variables from scripts.html

00:00
016 JavaScript Comparing data types.mp4

00:00
017 JavaScript For loop statement.mp4

00:00
018 for loop statement.html

00:00
019 JavaScript Iterating over arrays (for loop).mp4

00:00
020 Iterating over arrays (for loop).html

00:00
021 JavaScript Conditionals – if statements.mp4

00:00
022 Conditionals.html

00:00
023 Searching for data in a response (for loop).mp4

00:00
024 Writing assertions against an array.mp4

00:00
025 Iterating over arrays (forEach loop).mp4

00:00
026 Iterating over arrays (forEach loop).html

00:00
027 Filtering a list of items.html

00:00
028 JavaScript Finding data in an array with find.mp4

00:00
029 Assignment – use find instead of forEach.mp4

00:00
030 Guided Assignment – use find instead of forEach.html

00:00
031 Assignment – use find instead of forEach – Solution.mp4

00:00
032 Managing the data type in Postman variables.mp4

00:00
033 Passing data from the pre-request script to the requesttests.mp4

00:00
034 Where can you use Postman variables.mp4

00:00
035 Removing collection variables.mp4

00:00
036 Recap Using Postman variables in scripts.html

00:00
Section Quiz

07 – Using Postman environments & environment variables

001 Test-driven development (TDD).mp4

00:00
002 Postman Environments & Environment variables.mp4

00:00
003 Troubleshooting environment variables.mp4

00:00
004 Using if statements to include or exclude tests.mp4

00:00
005 Storing secrets in environments.mp4

00:00
006 Exporting and importing environments.mp4

00:00
007 Environment variables quiz.html

00:00
008 Setting, getting and removing environment variables from scripts.mp4

00:00
009 Getting variables in scripts according to the scope.mp4

00:00
010 Migrating from collection variables to environment variables.mp4

00:00
011 Global variables.mp4

00:00
012 Setting, getting and removing global variables from scripts.mp4

00:00
Section Quiz

08 – Practice section – Adding tests to an API

001 Section overview.mp4

00:00
002 Resources for this section.html

00:00
003 Troubleshooting.html

00:00
004 Assignment – Add status code tests.mp4

00:00
005 Guided Assignment – Add status code tests.html

00:00
006 Assignment – Add status code tests – Solution.mp4

00:00
007 Assignment – Use Postman variables.mp4

00:00
008 Guided Assignment – Use Postman variables.html

00:00
009 Assignment – Use Postman variables – Solution.mp4

00:00
010 Assignment – Reducing manual work by using variables & scripts.mp4

00:00
011 Guided Assignment – Reducing manual work by using variables & scripts.html

00:00
012 Assignment – Reducing manual work by using variables – Solution.mp4

00:00
013 JavaScript Transforming an array with map().mp4

00:00
014 Working with complex data structures in Postman variables.mp4

00:00
015 Assignment – Write tests for Create board request.mp4

00:00
016 Guided Assignment – Write tests for Create board request.html

00:00
017 Assignment – Write tests for Create board request – Solution.mp4

00:00
018 Assignment – Dynamic board names.mp4

00:00
019 Guided Assignment – Dynamic board names.html

00:00
020 Assignment – Dynamic board names – Solution.mp4

00:00
021 Assignment – Write tests for the TODO and DONE lists.mp4

00:00
022 Guided Assignment – Write tests for the TODO and DONE lists.html

00:00
023 Assignment – Write tests for the TODO and DONE lists – Solution.mp4

00:00
024 Write tests for the Create card request.mp4

00:00
025 Guided Assignment – Write tests for the Create card request.html

00:00
026 Assignment – Write tests for the Create card request – Solution.mp4

00:00
027 Assignment – Test the request Move card to DONE list.mp4

00:00
028 Guided Assignment – Test the request Move card to DONE list.html

00:00
029 Assignment – Test the request Move card to DONE list – Solution.mp4

00:00
030 Clean-up work.mp4

00:00
031 Resilient scripts & tests.mp4

00:00
Section Quiz

09 – Advanced assertions

001 Ongoing course update.html

00:00
002 Chai Assertion Library.mp4

00:00
003 Assertions.mp4

00:00
004 Chai Assertion Library.html

00:00
005 Assertions on arrays.mp4

00:00
006 Assertions on nested objects.mp4

00:00
007 How to write assertions in Postman (objects, arrays, nested properties).html

00:00
008 Testing headers and cookies.html

00:00
Section Quiz

10 – Postman Automation basics

001 Overview.mp4

00:00
002 Running the collection manually.mp4

00:00
003 Postman Collection Runner.mp4

00:00
004 Collection runner usage limits.mp4

00:00
005 Scheduled collection runs.mp4

00:00
006 Running Postman collections as part of CICD.mp4

00:00
007 Postman CLI (installation & basic usage).mp4

00:00
008 Newman CLI (installation & basic usage).mp4

00:00
009 Troubleshooting Node.js npm Newman Problems (for Windows).html

00:00
Section Quiz

11 – Automation with Postman CLI

001 Section overview.mp4

00:00
002 Login and logout.mp4

00:00
003 Running a collection.mp4

00:00
004 Running a collection from an URL.mp4

00:00
005 Running a collection from a file.mp4

00:00
006 Using environments.mp4

00:00
007 Advanced configuration options.mp4

00:00
008 Usage restrictions and limitations.mp4

00:00
Section Quiz

12 – Automation with Newman

001 Installing Newman.mp4

00:00
002 Troubleshooting Newman installation problems (for Windows).html

00:00
003 Running a collection from an URL.mp4

00:00
004 Running a collection from a file.mp4

00:00
005 Specifying environments with Newman.mp4

00:00
006 Generating HTML reports.mp4

00:00
007 Generating JUnit reports.mp4

00:00
008 Searching for Newman reporters.mp4

00:00
009 Advanced configuration options.mp4

00:00
010 Conclusion.mp4

00:00
Section Quiz

13 – Postman Test Automation with Jenkins

001 Section overview.mp4

00:00
002 How to run Jenkins with Docker.mp4

00:00
003 Defining jobs in Jenkins Jenkins freestyle and Jenkinsfile.mp4

00:00
004 Using Postman CLI in Jenkins (freestyle).mp4

00:00
005 Managing secrets in Jenkins.mp4

00:00
006 Using Postman CLI in Jenkins with Jenkinsfile.mp4

00:00
007 Using Newman in Jenkins (freestyle).mp4

00:00
008 Using Newman in Jenkins (Jenkinsfile).mp4

00:00
009 Publishing an HTML report in Jenkins (freestyle).mp4

00:00
010 Publishing an HTML report in Jenkins (Jenkinsfile).mp4

00:00
011 Publishing JUnit report (Freestyle).mp4

00:00
012 Publishing JUnit report (Jenkinsfile).mp4

00:00
013 Troubleshooting failed builds with reports.mp4

00:00
014 Troubleshooting Jenkins Problems (for Windows).html

00:00
015 Troubleshooting Jenkins Problems (for macOS, Linux).html

00:00
016 Troubleshooting HTML reports.html

00:00
Section Quiz

14 – Running Newman with other CI servers tools

15 – Workflows and Scenarios

16 – Data driven tests Running a request multiple times with different data sets

17 – Team Collaboration

18 – Mock servers

19 – File uploads (testing, automatic uploads, uploading multiple files)

20 – Authentication Authorization

21 – Advanced topics and user questions

001 You ask, I answer.html

00:00
002 Reusing tests in multiple requests.mp4

00:00
003 How to deal with CSV responses.mp4

00:00
004 Writing files to the file system.mp4

00:00
005 Passing variables dynamically to the request at runtime (Newman).html

00:00
006 Sending requests from scripts.mp4

00:00
007 How can I connect to my database using Postman.mp4

00:00
008 JSON Schema validation in Postman.html

00:00
Section Quiz

22 – New features in Postman

23 – Postman Developer Challenge

24 – Last words

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About Course

What Will You Learn?

Course Content

01 – Introduction and first steps in Postman

A Message from the Professor

001 Course overview.mp4

002 About the course.mp4

003 How to install Postman.mp4

004 A quick introduction to APIs.mp4

005 Introduction to Postman & APIs.html

006 Your first Postman request.mp4

007 Troubleshooting Postman errors.mp4

008 Using Postman on the web.mp4

009 A brief overview of HTTP.mp4

010 The Postman Landscape.mp4

011 First steps in Postman.html

Section Quiz

02 – Creating REST API requests with Postman

001 Section overview.mp4

002 Resources for this section.html

003 Postman collections.mp4

004 Storing configuration in collection variables.mp4

005 Modifying collection variables.mp4

006 Postman collections and variables.html

007 GET request.mp4

008 Visualizing responses in Postman.mp4

009 Query parameters.mp4

010 Misconceptions about API parameters.mp4

011 Query parameters.html

012 Assignment – Query parameters.mp4

013 Guided Assignment – Step by step instructions.html

014 Assignment – Query parameters – Solution.mp4

015 Shortcuts in Postman.mp4

016 Path variables.mp4

017 Troubleshooting Path variables.mp4

018 Query params vs Path variables.mp4

019 Path variables.html

020 The business processes and rules behind an API.mp4

021 POST request.mp4

022 Assignment – Check cart contents.mp4

023 Guided Assignment – Step by step instructions.html

024 Assignment – Check cart contents – Solution.mp4

025 JSON format explained.mp4

026 POST request with JSON.mp4

027 Troubleshooting POST requests.mp4

028 GET vs POST.mp4

029 POST requests with JSON.html

030 API Authentication.mp4

031 Troubleshooting HTTP status codes.mp4

032 Assignment – Place an order.mp4

033 Guided Assignment – Step by step instructions – Place an order.html

034 Troubleshooting – Place an order.html

035 Assignment – Place an order – Solution.mp4

036 Using random data in requests (random variables).mp4

037 Working with HTTP headers in Postman.mp4

038 Common questions about HTTP headers.mp4

039 Headers vs query vs params.mp4

040 Exporting and Importing a Postman collection.mp4

041 PATCH request method.mp4

042 Assignment – PATCH request method.mp4

043 Assignment – PATCH request method – Solution.mp4

044 Using Postman variables to avoid duplication.mp4

045 PATCH request method – continued.mp4

046 PUT request method.mp4

047 DELETE request method.mp4

048 Assignment – Delete an order.mp4

049 Guided Assignment – Step by step instructions.html

050 Assignment – Delete an order – Solution.mp4

051 GET, POST, PUT, PATCH … What is the difference.mp4

052 HEAD request method.mp4

053 HTTP request methods quiz.html

054 Assignment – Valentin’s Book List API.mp4

055 Guided Assignment – Valentin’s Book List API.html

056 Assignment – Valentin’s Book List API – Solution.mp4

Section Quiz

03 – Practice section – Building REST API requests

001 Section overview.mp4

002 Why learn to use real-world APIs.mp4

003 Troubleshooting.html

004 Using the API documentation.mp4