144 lines
3.5 KiB
JavaScript
144 lines
3.5 KiB
JavaScript
var needle = require('../'),
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fs = require('fs'),
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should = require('should'),
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helpers = require('./helpers');
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describe('stream events', function() {
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var server,
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port = 3456,
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responseData,
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serverOpts = {},
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requestHandler = function(req, res) { res.end('OK') }
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before(function() {
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var opts = {
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port: port,
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handler: function(req, res) { requestHandler(req, res) }
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}
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server = helpers.server(opts);
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})
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after(function() {
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server.close();
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})
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beforeEach(function() {
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responseData = '';
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})
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describe('when consuming data directly', function() {
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function send_request(opts, cb) {
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return needle
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.get('http://localhost:' + port, opts)
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.on('data', function(data) { responseData += data })
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}
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describe('and request stream fails', function() {
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it('emits done event with error', function(done) {
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requestHandler = function(req, res) { req.socket.destroy() }
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send_request({}).on('done', function(err) {
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err.code.should.eql('ECONNRESET');
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responseData.should.eql('');
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done()
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})
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})
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})
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describe('and request succeeds but decoding fails', function() {
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it('emits done event without error', function(done) {
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requestHandler = function(req, res) {
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res.setHeader('Content-Type', 'application/json')
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res.end('invalid:json')
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}
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send_request({ json: true }).on('done', function(err) {
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should.not.exist(err);
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responseData.should.eql('invalid:json');
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done()
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})
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})
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})
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describe('and request succeeds and pipeline works ok', function() {
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it('emits done event without error', function(done) {
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requestHandler = function(req, res) { res.end('{"ok":1}') }
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send_request({ json: true }).on('done', function(err) {
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should.not.exist(err);
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responseData.should.eql('{"ok":1}');
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done()
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})
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})
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})
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})
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describe('when piping to a fs writableStream', function() {
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var outFile = 'test/tmp.dat';
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function send_request(opts, cb) {
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return needle
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.get('http://localhost:' + port, opts)
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.pipe(fs.createWriteStream(outFile))
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.on('data', function(data) { responseData += data })
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}
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after(function(done) {
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fs.unlink(outFile, done)
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})
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describe('and request stream fails', function() {
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it('final stream emits done event with error', function(done) {
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requestHandler = function(req, res) { req.socket.destroy() }
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send_request({}).on('done', function(err) {
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err.code.should.eql('ECONNRESET');
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done()
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})
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})
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})
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describe('and request succeeds but decoding fails', function() {
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it('final stream emits done event without error', function(done) {
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requestHandler = function(req, res) {
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res.setHeader('Content-Type', 'application/json')
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res.end('invalid:json')
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}
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send_request({ json: true }).on('done', function(err) {
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should.not.exist(err);
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done()
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})
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})
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})
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describe('and request succeeds and pipeline works ok', function() {
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it('final stream emits done event without error', function(done) {
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requestHandler = function(req, res) { res.end('{"ok":1}') }
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send_request({ json: true }).on('done', function(err) {
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should.not.exist(err);
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done()
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})
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})
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})
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})
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}) |