Protractor HTTP Client (npm package `protractor-http-client`) is a utility library designed to simplify making HTTP requests within Protractor end-to-end tests. It is currently at version 1.0.4, indicating a stable release, though the package has not seen updates since 2017. The library acts as a wrapper around the now-deprecated `request` package, allowing testers to perform GET, POST, PUT, DELETE, and other HTTP operations. Its primary differentiation lies in its tight integration with Protractor's control flow, ensuring that HTTP calls automatically resolve before subsequent Protractor `browser` or `element` commands are executed. This is particularly useful for setting up test data via REST APIs before a test runs, or for cleaning up resources after a test completes, avoiding manual promise handling common with plain `http` or `request` modules in a Protractor context.
npm install protractor-http-clientVerified import paths — ran on the pinned version, not inferred.
Demonstrates setting up and tearing down test data using HTTP requests before and after Protractor tests, and then interacting with the browser, leveraging the library's Protractor control flow integration to automatically await API calls.
Consider migrating tests to modern frameworks like Playwright or Cypress, and use their built-in or native HTTP client capabilities. For existing Protractor tests, acknowledge the end-of-life status and plan for migration.
If continuing to use this library, be aware of the `request` dependency's end-of-life status. For new development or migration, prefer libraries using `node-fetch`, `axios`, or native browser `fetch` API for HTTP requests.
Set `http.failOnError = true` immediately after instantiating `HttpClient` to ensure that non-2xx responses throw an error, simplifying error handling. Alternatively, always add `expect(response.statusCode).toEqual(2xx)` checks in your tests.
Exercise caution when using in new projects. For existing projects, understand that no further updates will be provided. Consider migrating to actively maintained alternatives if possible.
Ensure Protractor is correctly set up and running, and that `browser` is available in your test scope. Verify that `protractor-http-client` is used exclusively within a Protractor test environment and with a compatible Protractor version (e.g., Protractor 3+).
Verify that the API server is running and accessible from where the tests are executed. Check the base URL and endpoint paths passed to `HttpClient` and its methods for typos or incorrect ports. Ensure no firewall or proxy is blocking the connection.
Ensure that `ResponsePromise` and `JsonPromise` are only used for type annotations in TypeScript and are imported using `import type { ResponsePromise, JsonPromise } from 'protractor-http-client';`. They are not constructible classes or runtime objects.Examine the API endpoint, request headers, and body to determine why the server returned the error. This is often due to incorrect authentication tokens, missing data, or an invalid endpoint configuration. The error correctly indicates an API issue that needs to be addressed.