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ajax.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<link rel="stylesheet" href="test.css">
<title>Zepto Ajax unit tests</title>
<script src="../vendor/evidence.js"></script>
<script src="evidence_runner.js"></script>
<script src="../src/polyfill.js"></script>
<script src="../src/zepto.js"></script>
<script src="../src/event.js"></script>
<script src="../src/ajax.js"></script>
</head>
<body>
<h1>Zepto Ajax unit tests</h1>
<p id="results">
Running… see browser console for results
</p>
<div id="fixtures">
<div id="ajax_load"></div>
</div>
<script>
(function(){
function deferredResume(t, fn) {
setTimeout(function() { t.resume(fn || function(){}) }, 5)
}
Evidence('ZeptoAjaxTest', {
tearDown: function() {
$(document).off()
;['jsonp2', 'jsonp3'].forEach(function(prop){
if (prop in window) delete window[prop]
})
},
testAjaxBase: function(t){
t.pause()
var xhr = $.ajax({
url: 'fixtures/ajax_load_simple.html',
complete: function() { deferredResume(t) }
})
t.assertEqual('function', typeof xhr['getResponseHeader'])
},
testAjaxGet: function(t){
t.pause()
var xhr = $.get('fixtures/ajax_load_simple.html', function(response){
var that = this
deferredResume(t, function(){
this.assert(response)
this.assertIdentical(window, that)
})
})
t.assertIn('abort', xhr)
},
testAjaxPost: function(t){
t.pause()
var xhr = $.post('fixtures/ajax_load_simple.html', function(response){
deferredResume(t, function(){
this.assert(response)
})
})
t.assertIn('abort', xhr)
},
testNumberOfActiveRequests: function(t) {
var maxActive = 0, ajaxStarted = 0, ajaxEnded = 0, requestsCompleted = 0
t.assertIdentical(0, $.active)
$(document)
.on('ajaxStart', function() { ajaxStarted++ })
.on('ajaxEnd', function() { ajaxEnded++ })
.on('ajaxSend', function() {
if ($.active > maxActive) maxActive = $.active
})
.on('ajaxComplete', function() {
if (++requestsCompleted == 3)
deferredResume(t, function() {
this.assertEqual(3, maxActive)
this.assertIdentical(0, $.active)
})
})
t.pause()
$.ajax({url: 'fixtures/ajax_load_simple.html'})
$.ajax({url: 'fixtures/ajax_load_simple.html'})
$.ajax({url: 'fixtures/ajax_load_simple.html'})
},
testAjaxPostWithAcceptType: function(t) {
t.pause()
$.post('fixtures/ajax_load_simple.html', { sample: 'data' }, function(response) {
deferredResume(t, function() {
this.assert(response)
})
}, 'text/plain')
},
testAjaxGetJSON: function(t){
t.pause()
var xhr = $.getJSON('fixtures/zepto.json', function(data){
deferredResume(t, function(){
this.assertEqual('awesomeness', data.zepto)
})
})
t.assertIn('abort', xhr)
},
testAjaxGetJSONP: function(t){
t.pause()
var xhr = $.getJSON('fixtures/jsonp.js?callback=?×tamp='+(+new Date), function(data){
deferredResume(t, function(){
this.assertEqual('world', data.hello)
this.assertEqual(0, $('script[src^=fixtures]').size())
})
})
t.assertEqual(1, $('script[src^=fixtures]').size())
t.assertIn('abort', xhr)
},
testAjaxGetJSONPErrorCallback: function(t){
t.pause()
$.ajax({
type: 'GET',
url: 'fixtures/404.js?timestamp='+(+new Date),
dataType: 'jsonp',
success: function() { t.refute(true) },
error: function() { t.assert(true) },
complete: function() { deferredResume(t) }
})
},
testJSONPdataType: function(t){
t.pause()
$.ajax({
dataType: 'jsonp',
url: 'fixtures/jsonp.js?timestamp='+(+new Date),
success: function(data){
deferredResume(t, function(){
this.assertEqual('world', data.hello)
})
}
})
},
testAjaxJSONPWithDataSupport: function(t) {
var xhr = $.ajax({
url: 'fixtures/jsonp.js?callback=?×tamp='+(+new Date),
data: {
param1: 'val1',
param2: 'val2'
}
})
t.assert($('script[src^=fixtures]').attr('src').match('param1=val1¶m2=val2'))
xhr.abort()
},
testAjaxLoad: function(t) {
var testEl = $('#ajax_load')
t.pause()
var el = testEl.load('fixtures/ajax_load_simple.html', function(response, status, xhr){
var that = this
deferredResume(t, function(){
this.assertIdentical(testEl, that)
this.assertEqual('simple ajax load', testEl.html().trim())
this.assert(response)
this.assertEqual('success', status)
})
t.assertIn('abort', xhr)
})
t.assertIdentical(testEl, el)
},
testAjaxLoadWithSelector: function(t) {
var testEl = $('#ajax_load')
t.pause()
testEl.load('fixtures/ajax_load_selector.html #ajax_load_test_div', function(){
deferredResume(t, function() {
this.assertEqual('ajax load with selector', testEl.html().trim())
})
})
},
testAjaxLoadWithJavaScript: function (t) {
var testEl = $('#ajax_load')
t.pause()
window.testValue = 0
testEl.load('fixtures/ajax_load_selector_javascript.html', function(){
deferredResume(t, function(){
this.assertEqual(window.testValue, 1)
delete window.testValue
})
})
},
testAjaxLoadWithSelectorAndJavaScript: function (t) {
var testEl = $('#ajax_load')
t.pause()
window.testValue = 0
testEl.load('fixtures/ajax_load_selector_javascript.html #ajax_load_test_div', function() {
deferredResume(t, function(){
this.assertEqual(window.testValue, 0)
delete window.testValue
})
})
},
testAjaxWithContext: function(t) {
t.pause()
var body = $('body')
$.ajax({
url: 'fixtures/ajax_load_simple.html',
context: body,
complete: function(){
var that = this
deferredResume(t, function(){
this.assertIdentical(body, that)
})
}
})
},
testAjaxWithObjectContext: function(t) {
t.pause()
var context = {}
$.ajax({
url: 'fixtures/ajax_load_simple.html',
context: context,
complete: function(){
deferredResume(t)
}
})
}
})
var OriginalXHR = $.ajaxSettings.xhr
function MockXHR() {
this.headers = []
this.responseHeaders = {}
MockXHR.last = this
}
MockXHR.prototype = {
open: function(method, url, async) {
this.method = method
this.url = url
this.async = async
},
setRequestHeader: function(name, value) {
this.headers.push({ name: name, value: value })
},
getResponseHeader: function(name) {
return this.responseHeaders[name]
},
overrideMimeType: function(type) {
this.responseHeaders['content-type'] = type
},
send: function(data) {
this.data = data
},
abort: function() {
this.aborted = true
},
ready: function(readyState, status, responseText, headers) {
this.readyState = readyState
this.status = status
this.responseText = responseText
$.extend(this.responseHeaders, headers)
this.onreadystatechange()
},
onreadystatechange: function() {}
}
function matchHeader(name, value) {
return function(header) {
return header.name == name && (!value || header.value == value)
}
}
Evidence('ZeptoAjaxTest2', {
setUp: function() {
$.ajaxSettings.xhr = function(){ return new MockXHR }
},
tearDown: function() {
$.ajaxSettings.xhr = OriginalXHR
$(document).off()
$.active = 0
},
testTypeDefaultsToGET: function(t) {
$.ajax({
url: '/foo',
beforeSend: function(xhr, settings) {
t.assertFalse(settings.crossDomain)
}
})
t.assertEqual('GET', MockXHR.last.method)
},
testURLDefaultsToWindowLocation: function(t) {
$.ajax()
t.assertEqual(window.location, MockXHR.last.url)
},
testCrossDomain: function(t) {
$.ajax({
url: 'http://example.com/foo',
beforeSend: function(xhr, settings) {
t.assertTrue(settings.crossDomain)
}
})
},
testDataTypeOptionSetsAcceptHeader: function(t) {
$.ajax()
t.assert(!MockXHR.last.headers.some(matchHeader('Accept')))
$.ajax({ dataType: 'json' })
t.assert(MockXHR.last.headers.some(matchHeader('Accept', 'application/json')))
// verifies overrideMimeType:
t.assertEqual('application/json', MockXHR.last.getResponseHeader('content-type'))
},
testContentTypeOptionSetsContentTypeHeader: function(t) {
$.ajax()
t.assert(!MockXHR.last.headers.some(matchHeader('Content-Type')))
$.ajax({ contentType: 'text/html' })
t.assert(MockXHR.last.headers.some(matchHeader('Content-Type', 'text/html')))
$.ajax({ type: 'POST', data: [], contentType: 'application/x-foo' })
t.assert(MockXHR.last.headers.some(matchHeader('Content-Type', 'application/x-foo')))
},
testHeadersOptionCanSetContentType: function(t) {
$.ajax({ type: 'POST', data: [], headers: { 'Content-Type': 'application/hal+json' }})
t.assert(MockXHR.last.headers.some(matchHeader('Content-Type', 'application/hal+json')))
},
testContentTypeDefaultsToUrlEncoded: function(t) {
$.ajax({ type: 'GET', data: 'x' })
t.refute(MockXHR.last.headers.some(matchHeader('Content-Type', 'application/x-www-form-urlencoded')))
$.ajax({ type: 'POST', data: 'x' })
t.assert(MockXHR.last.headers.some(matchHeader('Content-Type', 'application/x-www-form-urlencoded')))
},
testCustomHeader: function(t) {
$.ajax({ headers: {'X-Awesome': 'true'} })
t.assert(MockXHR.last.headers.some(matchHeader('X-Requested-With', 'XMLHttpRequest')))
t.assert(MockXHR.last.headers.some(matchHeader('X-Awesome', 'true')))
},
testJSONdataType: function(t) {
var result = {}
$.ajax({ dataType: 'json', success: function(json) {result = json } })
MockXHR.last.ready(4, 200, '{"hello":"world"}')
t.assertEqual("world", result.hello)
},
testJSONcontentType: function(t) {
var result = {}
$.ajax({ success: function(json) {result = json } })
MockXHR.last.ready(4, 200, '{"hello":"world"}', {'content-type': 'application/json'})
t.assertEqual("world", result.hello)
},
testJSONResponseBodiesAreNotParsedWhenDataTypeOptionIsJSONButResponseIsEmptyString: function(t) {
var result, success = false
$.ajax({ dataType: 'json', success: function(json) {result = json; success = true } })
MockXHR.last.ready(4, 200, '')
t.assert(success)
t.assertNull(result)
},
testJSONResponseBodiesAreNotParsedWhenDataTypeOptionIsJSONButResponseIsSingleSpace: function(t) {
var result, success = false
$.ajax({ dataType: 'json', success: function(json) {result = json; success = true } })
MockXHR.last.ready(4, 200, ' ')
t.assert(success)
t.assertNull(result)
},
testDataOptionIsConvertedToSerializedForm: function(t) {
$.ajax({ data: {hello: 'world', array: [1,2,3], object: { prop1: 'val', prop2: 2 } } })
MockXHR.last.data = decodeURIComponent(MockXHR.last.data)
t.assertEqual('hello=world&array[]=1&array[]=2&array[]=3&object[prop1]=val&object[prop2]=2', MockXHR.last.data)
},
testDataIsAppendedToGETURL: function(t) {
$.ajax({ url:'test.html', data:'foo=bar' })
t.assertEqual('test.html?foo=bar', MockXHR.last.url)
$.ajax({ url:'test.html', data:'?foo=bar' })
t.assertEqual('test.html?foo=bar', MockXHR.last.url)
$.ajax({ url:'test.html?', data:'foo=bar' })
t.assertEqual('test.html?foo=bar', MockXHR.last.url)
$.ajax({ url:'test.html?baz', data:'foo=bar' })
t.assertEqual('test.html?baz&foo=bar', MockXHR.last.url)
$.ajax({ url:'test.html?bar=baz', data:'foo=bar' })
t.assertEqual('test.html?bar=baz&foo=bar', MockXHR.last.url)
$.ajax({ url:'test.html', data:{foo:'bar'} })
t.assertEqual('test.html?foo=bar', MockXHR.last.url)
},
testScriptResponseIsEvald: function(t) {
var result
$.ajax({ success: function(text){ result = text } })
MockXHR.last.ready(4, 200, 'this.testValue = 42', {'content-type': 'application/javascript'})
t.assertEqual('this.testValue = 42', result)
t.assertIdentical(42, window.testValue)
delete window.testValue
},
testErrorCallback: function(t) {
var successFired = false, xhr, status
$.ajax({
success: function() { successFired = true },
error: function(x, s) { xhr = x, status = s }
})
MockXHR.last.ready(4, 500, '500 Internal Server Error')
t.assert(!successFired)
t.assertEqual(MockXHR.last, xhr)
t.assertEqual('error', status)
},
testErrorCallbackWithInvalidJSON: function(t) {
var successFired = false, xhr, status, exception
$.ajax({
dataType: 'json',
succes: function() { successFired = true },
error: function(x, s, e) { xhr = x, status = s, exception = e }
})
MockXHR.last.ready(4, 200, '{invalid')
t.assert(!successFired)
t.assertEqual(MockXHR.last, xhr)
t.assertEqual('parsererror', status)
t.assert(exception.toString().match(/SyntaxError/))
},
test201ResponseIsSuccess: function(t) {
var successFired, errorFired
$.ajax({
success: function() { successFired = true },
error: function() { errorFired = true }
})
MockXHR.last.ready(4, 201, 'Created')
t.assert(successFired)
t.refute(errorFired)
},
test304ResponseIsSuccess: function(t) {
var successFired, errorFired
$.ajax({
success: function() { successFired = true },
error: function() { errorFired = true }
})
MockXHR.last.ready(4, 304, 'Not Modified')
t.assert(successFired)
t.refute(errorFired)
},
testXHRParameterInSuccessCallback: function(t) {
var body, status, xhr
$.ajax({
success: function(b, s, x) { body = b, status = s, xhr = x }
})
MockXHR.last.ready(4, 200, 'Hello')
t.assertEqual('Hello', body)
t.assertEqual('success', status)
t.assertEqual(MockXHR.last, xhr)
body = status = xhr = null
$.ajax({
dataType: 'json',
success: function(b, s, x) { body = b, status = s, xhr = x }
})
MockXHR.last.ready(4, 200, '{"message":"Hello"}')
t.assertEqual('Hello', body.message)
t.assertEqual('success', status)
t.assertEqual(MockXHR.last, xhr)
},
testBeforeSendAbortCallback: function(t) {
var xhr, beforeFired = false, settings = {}
$.ajax({
data: "1=2",
beforeSend: function(x, s) {
beforeFired = true, settings = s, xhr = x
}
})
t.assert(beforeFired)
t.assertEqual(MockXHR.last, xhr)
t.assertEqual("1=2", settings.data)
},
testBeforeSendAbort: function(t) {
var xhr
$.ajax({ beforeSend: function(x) { xhr = x; return false } })
t.assert(xhr.aborted)
},
testGlobalBeforeSendAbort: function(t) {
var xhr
$(document).on('ajaxBeforeSend', function(e, x) { xhr = x; return false })
t.assertFalse($.ajax())
t.assert(xhr.aborted)
},
testGlobalAjaxSendCantAbort: function(t) {
var xhr
$(document).on('ajaxSend', function(e, x) { xhr = x; return false })
t.assert($.ajax())
t.assert(!xhr.aborted)
},
testCompleteCallback: function(t) {
var status, xhr
$.ajax({ complete: function(x, s) { status = s, xhr = x } })
MockXHR.last.ready(4, 200, 'OK')
t.assertEqual(MockXHR.last, xhr)
t.assertEqual('success', status)
},
testCallbackOrder: function(t) {
var order = []
$.ajax({
beforeSend: function() { order.push('beforeSend') },
success: function() { order.push('success') },
complete: function() { order.push('complete') }
})
MockXHR.last.ready(4, 200, 'OK')
t.assertEqual('beforeSend,success,complete', order.join(','))
},
testGlobalCallbacks: function(t) {
var fired = []
$(document).on('ajaxStart ajaxBeforeSend ajaxSend ajaxSuccess ajaxError ajaxComplete ajaxStop', function(e) {
fired.push(e.type)
})
$.ajax({
beforeSend: function() { fired.push('beforeSend') },
success: function() { fired.push('success') },
error: function() { fired.push('error') },
complete: function() { fired.push('complete') }
})
t.assertEqual('ajaxStart beforeSend ajaxBeforeSend ajaxSend', fired.join(' '))
fired = []
MockXHR.last.ready(4, 200, 'OK')
t.assertEqual('success ajaxSuccess complete ajaxComplete ajaxStop', fired.join(' '))
},
testGlobalCallbacksOff: function(t) {
var fired = []
$(document).on('ajaxStart ajaxBeforeSend ajaxSend ajaxSuccess ajaxError ajaxComplete ajaxStop', function(e) {
fired.push(e.type)
})
$.ajax({
global: false,
beforeSend: function() { fired.push('beforeSend') },
success: function() { fired.push('success') },
error: function() { fired.push('error') },
complete: function() { fired.push('complete') }
})
t.assertEqual('beforeSend', fired.join(' '))
fired = []
MockXHR.last.ready(4, 200, 'OK')
t.assertEqual('success complete', fired.join(' '))
},
testTimeout: function(t) {
var successFired = false, xhr, status
t.pause()
$.ajax({
timeout: 30,
success: function() { successFired = true },
error: function(x, s) { xhr = x, status = s }
})
setTimeout(function(){
t.assertFalse(successFired)
t.assertUndefined(status)
}, 20)
setTimeout(function(){
t.resume(function(){
t.assertFalse(successFired)
t.assertTrue(xhr.aborted)
t.assertEqual('timeout', status)
})
}, 40)
},
testAsyncDefaultsToTrue: function(t) {
$.ajax({ url: '/foo' })
t.assertTrue(MockXHR.last.async)
},
testAsyncFalse: function(t) {
$.ajax({ url: '/foo', async: false })
t.assertFalse(MockXHR.last.async)
}
})
Evidence('ZeptoAjaxHelperMethodsTest', {
testParamMethod: function(t) {
var result = $.param({ libs: ['jQuery', 'script.aculo.us', 'Prototype', 'Dojo'] })
result = decodeURIComponent(result)
t.assertEqual(result, "libs[]=jQuery&libs[]=script.aculo.us&libs[]=Prototype&libs[]=Dojo")
result = $.param({ jquery: 'Javascript', rails: 'Ruby', django: 'Python' })
result = decodeURIComponent(result)
t.assertEqual(result, "jquery=Javascript&rails=Ruby&django=Python")
result = $.param({
title: "Some Countries",
list: ['Ecuador', 'Austria', 'England'],
capitals: { ecuador: 'Quito', austria: 'Vienna', GB: { england: 'London', scotland: 'Edinburgh'} }
})
result = decodeURIComponent(result)
t.assertEqual(result, "title=Some+Countries&list[]=Ecuador&list[]=Austria&list[]=England&capitals[ecuador]=Quito&capitals[austria]=Vienna&capitals[GB][england]=London&capitals[GB][scotland]=Edinburgh")
},
testParamEscaping: function(t) {
var result = $.param({ 'equation[1]': 'bananas+peaches=smoothie' })
t.assertEqual("equation%5B1%5D=bananas%2Bpeaches%3Dsmoothie", result)
},
testParamComplex: function(t) {
var data = {
a: ['b', 'c', { d:'e', f:['g','h'] }]
}
var result = $.param(data)
result = decodeURIComponent(result)
t.assertEqual("a[]=b&a[]=c&a[][d]=e&a[][f][]=g&a[][f][]=h", result)
},
testParamShallow: function(t) {
var data = {
libs: ['jQuery', 'Prototype', 'Dojo'],
nested: { will: 'be ignored' }
}
var result = $.param(data, true)
result = decodeURIComponent(result)
t.assertEqual("libs=jQuery&libs=Prototype&libs=Dojo&nested=[object+Object]", result)
},
testParamArray: function(t) {
var data = [
{name:'country', value:'Ecuador'},
{name:'capital', value:'Quito'}
]
var result = $.param(data)
t.assertEqual(result, "country=Ecuador&capital=Quito")
}
})
})()
</script>
</body>
</html>