@typed/http/esm/createTestHttpEnv.js

HTTP requests for node and browsers

import { Disposable } from '@typed/disposable';
import { fromLeft, fromRight, isLeft, Left, Right } from '@typed/either';
import { isPromiseLike } from '@typed/logic';
/**
 * Create a test-friendly http environment
 * @param testHttp :: (url -> HttpOptions -> Either Error HttpResponse)
 * @param timer :: Timer
 */
export function createTestHttpEnv(testHttp) {
    const responses = [];
    function http(url, options, callbacks) {
        const { success, failure } = callbacks;
        function getResponse() {
            const disposable = Disposable.lazy();
            function onResponse(response) {
                responses.push(response);
                if (isLeft(response)) {
                    return disposable.addDisposable(failure(fromLeft(response)));
                }
                disposable.addDisposable(success(fromRight(response)));
            }
            const response = testHttp(url, options);
            if (isPromiseLike(response)) {
                response.then(onResponse);
            }
            else {
                onResponse(response);
            }
            return disposable;
        }
        return getResponse();
    }
    return {
        http,
        getResponses: () => responses.slice(),
    };
}
export function createSuccessfulResponse(options = {}) {
    return Right.of(createHttpResponse(options));
}
export function createFailedResponse(error) {
    return Left.of(error);
}
export function createHttpResponse(options = {}) {
    const response = {
        status: 200,
        statusText: 'OK',
        responseText: '',
        headers: {},
        ...options,
    };
    return response;
}
export function createJsonResponse(jsonReadyValue, options = {}) {
    const responseText = JSON.stringify(jsonReadyValue);
    return createHttpResponse({
        ...options,
        headers: { 'Content-Type': 'application/json', ...options.headers },
        responseText,
    });
}
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