koa-lite/test/application/index.js

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'use strict';
const request = require('supertest');
const assert = require('assert');
const koa = require('../..');
describe('app', function(){
it('should handle socket errors', function(done){
const app = koa();
app.use(function *(next){
// triggers this.socket.writable == false
this.socket.emit('error', new Error('boom'));
});
app.on('error', function(err){
err.message.should.equal('boom');
done();
});
request(app.listen())
.get('/')
.end(function(){});
})
it('should not .writeHead when !socket.writable', function(done){
const app = koa();
app.use(function *(next){
// set .writable to false
this.socket.writable = false;
this.status = 204;
// throw if .writeHead or .end is called
this.res.writeHead =
this.res.end = function(){
throw new Error('response sent');
};
})
// hackish, but the response should occur in a single tick
setImmediate(done);
request(app.listen())
.get('/')
.end(function(){});
})
it('should set development env when NODE_ENV missing', function(){
const NODE_ENV = process.env.NODE_ENV;
process.env.NODE_ENV = '';
const app = koa();
process.env.NODE_ENV = NODE_ENV;
assert.equal(app.env, 'development');
})
})