rsshub/lib/utils/request-rewriter/fetch.test.ts

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import { getCurrentCell, setCurrentCell } from 'node-network-devtools';
import { useCustomHeader } from './fetch';
import { describe, beforeEach, afterEach, test, expect } from 'vitest';

const getInitRequest = () =>
    ({
        requestHeaders: {} as Record<string, string>,
        id: '',
        loadCallFrames: () => {},
        cookies: '',
        requestData: '',
        responseData: '',
        responseHeaders: {},
        responseInfo: {},
    }) satisfies NonNullable<ReturnType<typeof getCurrentCell>>['request'];

enum Env {
    dev = 'dev',
    production = 'production',
    test = 'test',
}

describe('useCustomHeader', () => {
    let originalEnv: string;

    beforeEach(() => {
        originalEnv = process.env.NODE_ENV || Env.test;
        process.env.ENABLE_REMOTE_DEBUGGING = 'true';
    });

    afterEach(() => {
        process.env.NODE_ENV = originalEnv;
    });

    test('should register request with custom headers in dev environment', () => {
        process.env.NODE_ENV = Env.dev;

        const headers = new Headers();
        const headerText = 'authorization';
        const headerValue = 'Bearer token';
        headers.set(headerText, headerValue);

        const req = getInitRequest();
        setCurrentCell({
            request: req,
            pipes: [],
            isAborted: false,
        });

        useCustomHeader(headers);

        const cell = getCurrentCell();
        expect(cell).toBeDefined();

        let request = req;
        if (cell) {
            for (const { pipe } of cell.pipes) {
                request = pipe(request);
            }
        }

        expect(request.requestHeaders[headerText]).toEqual(headerValue);
    });

    test('should not register request in non-dev environment', () => {
        process.env.NODE_ENV = Env.production;

        const headers = new Headers();
        const headerText = 'content-type';
        const headerValue = 'application/json';

        headers.set(headerText, headerValue);
        const req = getInitRequest();

        setCurrentCell({
            request: req,
            pipes: [],
            isAborted: false,
        });
        useCustomHeader(headers);

        const cell = getCurrentCell();
        expect(cell).toBeDefined();

        let request = req;
        if (cell) {
            for (const { pipe } of cell.pipes) {
                request = pipe(request);
            }
        }

        expect(req.requestHeaders[headerText]).toBeUndefined();
    });
});