'use strict'; require('../common'); const { IncomingMessage } = require('http'); const assert = require('assert'); // Headers setter function set a header correctly { const im = new IncomingMessage(); im.headers = { key: 'value' }; assert.deepStrictEqual(im.headers, { key: 'value' }); } // Trailers setter function set a header correctly { const im = new IncomingMessage(); im.trailers = { key: 'value' }; assert.deepStrictEqual(im.trailers, { key: 'value' }); } // _addHeaderLines function set a header correctly { const im = new IncomingMessage(); im.headers = { key1: 'value1' }; im._addHeaderLines(['key2', 'value2'], 2); assert.deepStrictEqual(im.headers, { key1: 'value1', key2: 'value2' }); }