koa-lite/test/response/status.js

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var response = require('../response');
var request = require('supertest');
var assert = require('assert');
var koa = require('../..');
describe('res.status=', function(){
describe('when a status string', function(){
describe('and valid', function(){
it('should set the status', function(){
var res = response();
res.status = 'forbidden';
res.status.should.equal(403);
})
it('should be case-insensitive', function(){
var res = response();
res.status = 'ForBidden';
res.status.should.equal(403);
})
})
describe('and invalid', function(){
it('should throw', function(){
var res = response();
var err;
try {
res.status = 'maru';
} catch (e) {
err = e;
}
assert(err);
})
})
})
function strip(status) {
it('should strip content related header fields', function(done){
var app = koa();
app.use(function(next){
return function *(){
this.body = { foo: 'bar' };
this.set('Content-Type', 'application/json');
this.set('Content-Length', '15');
this.set('Transfer-Encoding', 'chunked');
this.status = status;
assert(null == this.response.header['content-type']);
assert(null == this.response.header['content-length']);
assert(null == this.response.header['transfer-encoding']);
}
});
request(app.listen())
.get('/')
.expect(status)
.end(done);
})
}
describe('when 204', function(){
strip(204);
})
describe('when 304', function(){
strip(304);
})
})