JsonPath

  Reading and Modifying JSON : Start by reading a JSON file that contains the initial data. Use a JSON library, such as JsonPath , to modify specific values within the JSON data. Update fields as required before sending the modified JSON data in the REST API request. Sending the POST Request : Use an HTTP client, like HttpClient or RestAssured , to send the POST request with the modified JSON data. Validate the response to ensure the API behaves as expected. introduction : Mention that you will explain how you handled modifying JSON data and sending it in a POST request for a REST API integration test. Reading the JSON File : Explain that you start by reading the JSON file into a string. Use Java's Files class to read the file content: String jsonContent = new String(Files.readAllBytes(Paths.get(jsonFilePath))); . Modifying JSON Using JsonPath : Use the JsonPath library to parse and modify the JSON content. Parse the JSON content: JSONObject jsonObject = JsonPath.parse(jsonConte...