request_stream_spec.js
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var fs = require('fs'),
needle = require('..'),
stream = require('stream'),
http = require('http'),
should = require('should'),
sinon = require('sinon');
var port = 2233;
describe('request stream length', function() {
var server, writable;
function createServer() {
return http.createServer(function(req, res) {
req.on('data', function(chunk) {
// console.log(chunk.length);
})
req.on('end', function() {
res.writeHeader(200, { 'Content-Type': 'application/json'})
res.end(JSON.stringify({ headers: req.headers }))
})
})
}
before(function(done) {
server = createServer();
server.listen(port, done)
})
beforeEach(function() {
writable = new stream.Readable();
writable._read = function() {
this.push('hello world');
this.push(null);
}
})
after(function(done) {
server.close(done)
})
function send_request(opts, cb) {
needle.post('http://localhost:' + port, writable, opts, function(err, resp) {
cb(err, resp)
})
}
describe('no stream_length set', function() {
it('doesnt set Content-Length header', function(done) {
send_request({}, function(err, resp) {
should.not.exist(resp.body.headers['content-length']);
done()
})
})
it('doesnt work if Transfer-Encoding is set to a blank string', function(done) {
send_request({ headers: { 'Transfer-Encoding': '' }}, function(err, resp) {
err.code.should.eql('ECONNRESET');
done()
})
})
it('works if Transfer-Encoding is not set', function(done) {
send_request({}, function(err, resp) {
should.not.exist(err);
resp.statusCode.should.eql(200);
done()
})
})
})
describe('stream_length set to invalid value', function() {
it('sets Content-Length header to that value', function(done) {
send_request({ stream_length: 5 }, function(err, resp) {
should.exist(err);
err.code.should.eql('ECONNRESET');
done()
})
})
it('doesnt work if Transfer-Encoding is set to a blank string', function(done) {
send_request({ stream_length: 5, headers: { 'Transfer-Encoding': '' }}, function(err, resp) {
err.code.should.eql('ECONNRESET');
done()
})
})
it('doesnt work if Transfer-Encoding is not set', function(done) {
send_request({ stream_length: 5 }, function(err, resp) {
err.code.should.eql('ECONNRESET');
done()
})
})
})
describe('stream_length is set to valid value', function() {
it('sets Content-Length header to that value', function(done) {
send_request({ stream_length: 11 }, function(err, resp) {
resp.body.headers['content-length'].should.eql('11');
done()
})
})
it('works if Transfer-Encoding is set to a blank string', function(done) {
send_request({ stream_length: 11, headers: { 'Transfer-Encoding': '' }}, function(err, resp) {
should.not.exist(err);
resp.statusCode.should.eql(200);
done()
})
})
it('works if Transfer-Encoding is not set', function(done) {
send_request({ stream_length: 11 }, function(err, resp) {
should.not.exist(err);
resp.statusCode.should.eql(200);
done()
})
})
})
describe('stream_length set to 0', function() {
describe('stream with path', function() {
var stub;
beforeEach(function() {
writable.path = '/foo/bar';
stub = sinon.stub(fs, 'stat', function(path, cb) {
cb(null, { size: 11 })
})
})
afterEach(function() {
stub.restore();
})
it('sets Content-Length header to streams length', function(done) {
send_request({ stream_length: 0 }, function(err, resp) {
resp.body.headers['content-length'].should.eql('11');
done()
})
})
it('works if Transfer-Encoding is set to a blank string', function(done) {
send_request({ stream_length: 0, headers: { 'Transfer-Encoding': '' }}, function(err, resp) {
should.not.exist(err);
resp.statusCode.should.eql(200);
done()
})
})
it('works if Transfer-Encoding is not set', function(done) {
send_request({ stream_length: 0 }, function(err, resp) {
should.not.exist(err);
resp.statusCode.should.eql(200);
done()
})
})
})
describe('stream without path', function() {
it('does not set Content-Length header', function(done) {
send_request({ stream_length: 0 }, function(err, resp) {
should.not.exist(resp.body.headers['content-length']);
done()
})
})
it('doesnt work if Transfer-Encoding is set to a blank string', function(done) {
send_request({ stream_length: 0, headers: { 'Transfer-Encoding': '' }}, function(err, resp) {
err.code.should.eql('ECONNRESET');
done()
})
})
it('works if Transfer-Encoding is not set', function(done) {
send_request({ stream_length: 0 }, function(err, resp) {
should.not.exist(err);
resp.statusCode.should.eql(200);
done()
})
})
})
})
})