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Question 56 of 100
Advanced API Testing
Advanced
Q56: How Do You Run Postman Tests in the Command Line?
🖥️Core Concept
How Do You Run Postman Tests in the Command Line?
Key Takeaways & Architecture Summary
- ✓Export your Postman collection and environment variables as JSON.
- ✓Install the Newman Node.js runner: npm install -g newman.
- ✓Execute: newman run <collection_path> -e <environment_path>.
Direct Answer Summary
To run Postman tests via the command line, you export your collection and environment files as JSON, install the Newman runner package via Node.js, and execute `newman run` referencing the files in your terminal.
⚠️ Senior Engineering Warning (Red Flag)
Never edit raw Postman collection JSON files manually. The exported JSON has a complex nested structure; manual edits can corrupt the schema. Always update tests in the Postman UI and re-export.
💡 STAR Architectural Explanation & Pro Tip
Using the `--folder` parameter allows you to execute a specific folder of requests, enabling targeted smoke testing or partial regression runs without running the entire collection.
RestAssuredTest.java
Rest-Assured + Java# Command line execution using Newman CLI
newman run src/data/CareerRaahCollection.json \
-e src/data/StagingEnv.json \
--folder "User-Operations" \
--iteration-data user_seeds.csv