koa-lite/test/application/index.js

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