
Master postman api testing across rest and GraphQL with ci integration. Learn setup, variables, environments, collections, scripting, data driven testing, and running tests with a ci tool such as Jenkins.
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Explore a three-layer web app architecture: presentation layer, business logic layer, and database layer. See how client requests flow through middleware to the database and back, enabling API testing.
Understand the database layer's three parts: data service layer transfers data to the presentation layer, data access layer performs create, read, update, delete, while the authentication layer validates users.
Define API as the middle tier that lets front-end and back-end systems communicate via JSON or XML over HTTP, enabling cross-technology data exchange.
Test the API to confirm it processes inputs correctly and returns the right responses, since the API holds the business logic; use Postman to validate functionality.
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Define restful api concepts, including endpoints, base uri, resources, and the role of http, json, and xml in exchanging data between client and server.
Identify path parameters as a subset of a resource to fetch specific items, and use query parameters to sort or filter after the base URL, forming the API endpoint.
Explore restful http methods—post to create, get to read, put to update, and delete to remove a resource—through the employee endpoint and real-world Postman examples.
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Explore Postman interfaces—workspaces, collections, requests, environments—and configure endpoints, authorization, headers, and json bodies; harness flow, mock server, runner, and Postman Bot for automated testing.
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Perform a valid login test with Postman by sending a POST request to the API endpoint, validating a 200 status and the presence of a token, plus invalid cases.
Practice invalid login testing in Postman by using an empty password to trigger a 400 bad request, validate the error message, and adjust test scripts for accurate expectations.
Test a put request in Postman to update an existing user by id with a JSON body, validate a 200 status, and verify updated first name, last name, and email.
Learn to test a delete API request in Postman by sending a JSON body with a user id and validating the 204 no content status.
Learn to write postman test scripts in javascript, using pre request and test scripts, and validate status codes, response bodies, headers, and cookies across REST operations.
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Learn to create and manage environments and variables in Postman, including global, QA, and prod scopes, set default and secret values, and reuse base URLs in requests.
Learn to implement data-driven testing in Postman by driving test data from external csv or json files and running iterative post requests to create multiple users.
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Learn how to install Newman, a command line collection runner for Postman, using npm install -g Newman, require Node.js, and optionally generate HTML reports with the HTML reporter.
Run your Postman collection from the command line with Newman, export the collection as json, and generate an html report to review iterations, requests, and test results.
Share your Postman collection with a team workspace and run it remotely from the cloud, using API links or Newman to generate HTML reports.
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Create a Jenkins freestyle job to run a Postman collection via Newman, using exported JSON or a share API link, and verify results in the console with CI integration.
Schedule Postman collections to run automatically on the cloud at set times, with environment selection, data-driven testing, monitors, and email notifications for results.
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Explore how to use a Postman mock server for api testing by creating mock responses, simulating edge cases, and enabling parallel frontend and backend development with consistent, cost-efficient test environments.
Create a get request to fetch a single product by ID and configure two responses—200 with product details and 404 not found—using a Postman mock server and environment base URL.
Create automated tests in Postman by writing pm.test scripts to verify status codes, error messages, and JSON responses with a mock server, then run and save the collection across environments.
"Postman-Master API Testing: REST, GraphQL + CI Integration" is a comprehensive course designed for both beginners and professionals from scratch to learn efficient API testing and automation using Postman. Through hands-on exercises, learners will explore REST and GraphQL api testing, automate workflows, integrate with CI tools, and apply best practices to streamline and enhance software quality.
Let's break down our course details What you'll learn:
Understand Web/API fundamental technologies
Types of APIs & key differences
Restful HTTP methods
Postman Setup & interfaces
Get, Post, Put & Delete requests & performing test in Postman
Validating Json responses
Writing automation test scripts and assertions in Postman
Basic JavaScript for Postman
Parsing complex Json responses
Environment & Variable in Postman
Data-Driven Testing & Parameterization
What is Newman? Steps to install Newman
Running tests through CLI (command prompt)
Generate detailed Newman-html-reporter
Share Collection & Run Remotely
Run Collection on schedule
Understand Jenkins & Setup on local machine
Integration Collection to Jenkins for CI Integration
API testing with Mock Server in Postman
Learn OAuth 2.0 with real examples and test in Postman
Learn GraphQL API: Schema & Architecture
Key differences: GraphQL vs Rest API
Run and Test GraphQL API in Postman
Frequently asked API Interview Q&A's
Postman AI assistance (Postbot)
By the end of this course, you'll confidently master on Postman for API testing.
Ready to level up your skills? Enroll now and get started!