47 lines
1.2 KiB
JavaScript
47 lines
1.2 KiB
JavaScript
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'use strict';
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const assert = require('assert');
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const request = require('supertest');
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const response = require('../helpers/context').response;
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const Koa = require('../..');
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describe('res.header', () => {
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it('should return the response header object', () => {
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const res = response();
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res.set('X-Foo', 'bar');
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res.set('X-Number', 200);
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assert.deepEqual(res.header, { 'x-foo': 'bar', 'x-number': '200' });
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});
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it('should use res.getHeaders() accessor when available', () => {
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const res = response();
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res.res._headers = null;
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res.res.getHeaders = () => ({ 'x-foo': 'baz' });
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assert.deepEqual(res.header, { 'x-foo': 'baz' });
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});
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it('should return the response header object when no mocks are in use', async() => {
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const app = new Koa();
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let header;
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app.use(ctx => {
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ctx.set('x-foo', '42');
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header = Object.assign({}, ctx.response.header);
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});
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await request(app.callback())
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.get('/');
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assert.deepEqual(header, { 'x-foo': '42' });
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});
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describe('when res._headers not present', () => {
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it('should return empty object', () => {
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const res = response();
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res.res._headers = null;
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assert.deepEqual(res.header, {});
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});
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});
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});
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