koa-lite/test/context/onerror.js
Lee Bousfield c826467560 Add support for headers in errors
closes: #668
closes: #571
2016-03-03 19:20:30 -08:00

150 lines
3.3 KiB
JavaScript

'use strict';
var request = require('supertest');
var koa = require('../..');
describe('ctx.onerror(err)', function(){
it('should respond', function(done){
var app = koa();
app.use(function *(next){
this.body = 'something else';
this.throw(418, 'boom');
})
var server = app.listen();
request(server)
.get('/')
.expect(418)
.expect('Content-Type', 'text/plain; charset=utf-8')
.expect('Content-Length', '4')
.end(done);
})
it('should unset all headers', function(done){
var app = koa();
app.use(function *(next){
this.set('Vary', 'Accept-Encoding');
this.set('X-CSRF-Token', 'asdf');
this.body = 'response';
this.throw(418, 'boom');
})
var server = app.listen();
request(server)
.get('/')
.expect(418)
.expect('Content-Type', 'text/plain; charset=utf-8')
.expect('Content-Length', '4')
.end(function(err, res){
if (err) return done(err);
res.headers.should.not.have.property('vary');
res.headers.should.not.have.property('x-csrf-token');
done();
})
})
it('should set headers specified in the error', function(done){
var app = koa();
app.use(function *(next){
this.set('Vary', 'Accept-Encoding');
this.set('X-CSRF-Token', 'asdf');
this.body = 'response';
throw Object.assign(new Error('boom'), {
status: 418,
expose: true,
headers: {
'X-New-Header': 'Value'
}
})
})
var server = app.listen();
request(server)
.get('/')
.expect(418)
.expect('Content-Type', 'text/plain; charset=utf-8')
.expect('X-New-Header', 'Value')
.end(function(err, res){
if (err) return done(err);
res.headers.should.not.have.property('vary');
res.headers.should.not.have.property('x-csrf-token');
done();
})
})
describe('when invalid err.status', function(){
describe('not number', function(){
it('should respond 500', function(done){
var app = koa();
app.use(function *(next){
this.body = 'something else';
var err = new Error('some error');
err.status = 'notnumber';
throw err;
})
var server = app.listen();
request(server)
.get('/')
.expect(500)
.expect('Content-Type', 'text/plain; charset=utf-8')
.expect('Internal Server Error', done);
})
})
describe('not http status code', function(){
it('should respond 500', function(done){
var app = koa();
app.use(function *(next){
this.body = 'something else';
var err = new Error('some error');
err.status = 9999;
throw err;
})
var server = app.listen();
request(server)
.get('/')
.expect(500)
.expect('Content-Type', 'text/plain; charset=utf-8')
.expect('Internal Server Error', done);
})
})
})
describe('when non-error thrown', function(){
it('should response non-error thrown message', function(done){
var app = koa();
app.use(function *(next){
throw 'string error';
})
var server = app.listen();
request(server)
.get('/')
.expect(500)
.expect('Content-Type', 'text/plain; charset=utf-8')
.expect('Internal Server Error', done);
})
})
})