Browser testing in Postman Agent Mode

The integration of Postman's Agent Mode with Playwright offers a streamlined approach to synchronizing UI and API testing by utilizing a single browser session to capture and generate tests, thereby addressing the issue of contract drift that often occurs when frontend and API tests are maintained separately. By driving the application in a real browser and recording network traffic, both UI tests in Playwright and API tests in Postman Collections are generated from the same observed behavior, ensuring alignment and reducing discrepancies between test suites. This process allows developers to run both test suites together using a single command within the Postman CLI, validating API calls against the captured network traffic and detecting any deviations from expected behaviors. As a result, this method facilitates more reliable and accurate testing, ensuring that changes in either the frontend or the API are promptly identified and addressed, ultimately enhancing the robustness of the application testing process.

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