| var Buffer = require('buffer').Buffer | |
| var fs = require('fs') | |
| var test = require('tape') | |
| var UAParser = require('ua-parser-js') | |
| 
 | |
| var http = require('../..') | |
| 
 | |
| var browser = (new UAParser()).setUA(navigator.userAgent).getBrowser() | |
| var browserName = browser.name | |
| var browserVersion = browser.major | |
| // Binary streaming doesn't work in IE10 or below | |
| var skipStreamingCheck = (browserName === 'IE' && browserVersion <= 10) | |
| 
 | |
| // Binary data gets corrupted in IE8 or below | |
| var skipVerification = (browserName === 'IE' && browserVersion <= 8) | |
| 
 | |
| // IE8 tends to throw up modal dialogs complaining about scripts running too long | |
| // Since streaming doesn't actually work there anyway, just use one copy | |
| var COPIES = skipVerification ? 1 : 20 | |
| var MIN_PIECES = 2 | |
| 
 | |
| var referenceOnce = fs.readFileSync(__dirname + '/../server/static/browserify.png') | |
| var reference = new Buffer(referenceOnce.length * COPIES) | |
| for(var i = 0; i < COPIES; i++) { | |
| 	referenceOnce.copy(reference, referenceOnce.length * i) | |
| } | |
| 
 | |
| test('binary streaming', function (t) { | |
| 	http.get({ | |
| 		path: '/browserify.png?copies=' + COPIES, | |
| 		mode: 'allow-wrong-content-type' | |
| 	}, function (res) { | |
| 		var buffers = [] | |
| 		res.on('end', function () { | |
| 			if (skipVerification) | |
| 				t.skip('binary data not preserved on IE <= 8') | |
| 			else | |
| 				t.ok(reference.equals(Buffer.concat(buffers)), 'contents match') | |
| 
 | |
| 			if (skipStreamingCheck) | |
| 				t.skip('streaming not available on IE <= 8') | |
| 			else | |
| 				t.ok(buffers.length >= MIN_PIECES, 'received in multiple parts') | |
| 			t.end() | |
| 		}) | |
| 
 | |
| 		res.on('data', function (data) { | |
| 			buffers.push(data) | |
| 		}) | |
| 	}) | |
| }) | |
| 
 | |
| test('large binary request without streaming', function (t) { | |
| 	http.get({ | |
| 		path: '/browserify.png?copies=' + COPIES, | |
| 		mode: 'default', | |
| 	}, function (res) { | |
| 		var buffers = [] | |
| 		res.on('end', function () { | |
| 			if (skipVerification) | |
| 				t.skip('binary data not preserved on IE <= 8') | |
| 			else | |
| 				t.ok(reference.equals(Buffer.concat(buffers)), 'contents match') | |
| 			t.end() | |
| 		}) | |
| 
 | |
| 		res.on('data', function (data) { | |
| 			buffers.push(data) | |
| 		}) | |
| 	}) | |
| })
 |