123 lines
3.2 KiB
JavaScript
123 lines
3.2 KiB
JavaScript
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'use strict';
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const response = require('../helpers/context').response;
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const request = require('supertest');
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const statuses = require('statuses');
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const assert = require('assert');
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const Koa = require('../..');
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describe('res.status=', function(){
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describe('when a status code', function(){
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describe('and valid', function(){
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it('should set the status', function(){
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const res = response();
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res.status = 403;
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res.status.should.equal(403);
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});
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it('should not throw', function(){
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assert.doesNotThrow(function(){
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response().status = 403;
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});
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});
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});
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describe('and invalid', function(){
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it('should throw', function(){
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assert.throws(function(){
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response().status = 999;
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}, 'invalid status code: 999');
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});
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});
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describe('and custom status', function(){
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before(function(){
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statuses['700'] = 'custom status';
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});
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it('should set the status', function(){
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const res = response();
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res.status = 700;
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res.status.should.equal(700);
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});
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it('should not throw', function(){
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assert.doesNotThrow(function(){
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response().status = 700;
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});
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});
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});
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});
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describe('when a status string', function(){
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it('should throw', function(){
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assert.throws(function(){
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response().status = 'forbidden';
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}, 'status code must be a number');
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});
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});
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function strip(status){
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it('should strip content related header fields', function(done){
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const app = new Koa();
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app.use(function(ctx){
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ctx.body = { foo: 'bar' };
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ctx.set('Content-Type', 'application/json; charset=utf-8');
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ctx.set('Content-Length', '15');
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ctx.set('Transfer-Encoding', 'chunked');
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ctx.status = status;
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assert(null == ctx.response.header['content-type']);
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assert(null == ctx.response.header['content-length']);
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assert(null == ctx.response.header['transfer-encoding']);
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});
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request(app.listen())
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.get('/')
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.expect(status)
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.end(function(err, res){
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res.should.not.have.header('content-type');
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res.should.not.have.header('content-length');
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res.should.not.have.header('content-encoding');
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res.text.should.have.length(0);
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done(err);
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});
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});
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it('should strip content releated header fields after status set', done => {
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const app = new Koa();
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app.use(function(ctx){
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ctx.status = status;
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ctx.body = { foo: 'bar' };
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ctx.set('Content-Type', 'application/json; charset=utf-8');
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ctx.set('Content-Length', '15');
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ctx.set('Transfer-Encoding', 'chunked');
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});
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request(app.listen())
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.get('/')
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.expect(status)
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.end(function(err, res){
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res.should.not.have.header('content-type');
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res.should.not.have.header('content-length');
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res.should.not.have.header('content-encoding');
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res.text.should.have.length(0);
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done(err);
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});
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});
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}
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describe('when 204', function(){
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strip(204);
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});
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describe('when 205', function(){
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strip(205);
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});
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describe('when 304', function(){
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strip(304);
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});
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});
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