koa-lite/test/response/status.js
Felix Becker ebb4850709 Remove co dependency
closes #558
closes #557

Change tests to use plain functions and promises

Add test

return promise in middleware

Change benchmarks to use plain functions and promises

typeerror
2015-10-27 16:24:25 -07:00

123 lines
3.3 KiB
JavaScript

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