@tsed/platform-http/lib/esm/testing/FakeResponse.js

A TypeScript Framework on top of Express

import { EventEmitter } from "node:events";
import cookie from "cookie";
export class FakeResponse extends EventEmitter {
    constructor(opts = {}) {
        super();
        this.headers = {};
        this.locals = {};
        this.statusCode = 200;
        Object.assign(this, opts);
    }
    append(field, val) {
        const prev = this.get(field);
        let value = val;
        if (prev) {
            // concat the new and prev vals
            value = Array.isArray(prev) ? prev.concat(val) : Array.isArray(val) ? [prev].concat(val) : [prev, val];
        }
        return this.set(field, value);
    }
    status(code) {
        this.statusCode = code;
        return this;
    }
    contentType(content) {
        this.set("content-type", content);
    }
    contentLength(content) {
        this.set("content-length", content);
    }
    cookie(name, value, options) {
        const opts = { ...options };
        const val = typeof value === "object" ? "j:" + JSON.stringify(value) : String(value);
        if (opts.maxAge != null) {
            const maxAge = opts.maxAge - 0;
            if (!isNaN(maxAge)) {
                opts.expires = new Date(Date.now() + maxAge);
                opts.maxAge = Math.floor(maxAge / 1000);
            }
        }
        if (opts.path == null) {
            opts.path = "/";
        }
        this.append("Set-Cookie", cookie.serialize(name, String(val), opts));
        return this;
    }
    clearCookie(name, options) {
        const opts = { path: "/", ...options, expires: new Date(1) };
        delete opts.maxAge;
        return this.cookie(name, "", opts);
    }
    redirect(status, path) {
        this.statusCode = status;
        this.set("location", path);
    }
    location(path) {
        this.set("location", path);
    }
    get(key) {
        return this.headers[key.toLowerCase()];
    }
    getHeaders() {
        return this.headers;
    }
    set(key, value) {
        this.headers[key.toLowerCase()] = value;
        return this;
    }
    setHeader(key, value) {
        this.headers[key.toLowerCase()] = value;
        return this;
    }
    send(data) {
        this.data = data;
    }
    json(data) {
        this.data = data;
    }
    write(chunk) {
        this.emit("data", chunk);
    }
    end(data) {
        data !== undefined && (this.data = data);
        this.emit("end");
    }
}