What do you know about Newman?

Newman is a command-line runner for the Postman Collection.

Main features of Newman:

• Running Postman test collections from the command line.
• Support for running collections from a file (JSON).
• Use of environment variables and global variables.
• Generating reports in various formats (HTML, JSON, JUnit, Allure, etc.).
• Integration with CI/CD systems.

Using Newman:

1. Installation:

   // Global installation
   npm install -g newman
   

2. Running a collection:

   // Run collection from a file
   newman run my_collection.json
   
   // Run collection with environment variables
   newman run my_collection.json -e my_environment.json
   

3. Generating a report:

   // Generate an HTML report
   newman run my_collection.json -r html --reporter-html-export report.html
   

Advantages of Newman:

• Allows automation of API tests.
• Convenient for integration into CI/CD pipelines.
• Supports various report formats.
• Easily extendable with custom reporters.