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+
+// JSpec - XHR - Copyright TJ Holowaychuk <tj@vision-media.ca> (MIT Licensed)
+
+(function(){
+
+ var lastRequest
+
+ // --- Original XMLHttpRequest
+
+ var OriginalXMLHttpRequest = 'XMLHttpRequest' in this ?
+ XMLHttpRequest :
+ function(){}
+ var OriginalActiveXObject = 'ActiveXObject' in this ?
+ ActiveXObject :
+ undefined
+
+ // --- MockXMLHttpRequest
+
+ var MockXMLHttpRequest = function() {
+ this.requestHeaders = {}
+ }
+
+ MockXMLHttpRequest.prototype = {
+ status: 0,
+ async: true,
+ readyState: 0,
+ responseText: '',
+ abort: function(){},
+ onreadystatechange: function(){},
+
+ /**
+ * Return response headers hash.
+ */
+
+ getAllResponseHeaders : function(){
+ return this.responseHeaders
+ },
+
+ /**
+ * Return case-insensitive value for header _name_.
+ */
+
+ getResponseHeader : function(name) {
+ return this.responseHeaders[name.toLowerCase()]
+ },
+
+ /**
+ * Set case-insensitive _value_ for header _name_.
+ */
+
+ setRequestHeader : function(name, value) {
+ this.requestHeaders[name.toLowerCase()] = value
+ },
+
+ /**
+ * Open mock request.
+ */
+
+ open : function(method, url, async, user, password) {
+ this.user = user
+ this.password = password
+ this.url = url
+ this.readyState = 1
+ this.method = method.toUpperCase()
+ if (async != undefined) this.async = async
+ if (this.async) this.onreadystatechange()
+ },
+
+ /**
+ * Send request _data_.
+ */
+
+ send : function(data) {
+ var self = this
+ this.data = data
+ this.readyState = 4
+ if (this.method == 'HEAD') this.responseText = null
+ this.responseHeaders['content-length'] = (this.responseText || '').length
+ if(this.async) this.onreadystatechange()
+ lastRequest = function(){
+ return self
+ }
+ }
+ }
+
+ // --- Response status codes
+
+ JSpec.statusCodes = {
+ 100: 'Continue',
+ 101: 'Switching Protocols',
+ 200: 'OK',
+ 201: 'Created',
+ 202: 'Accepted',
+ 203: 'Non-Authoritative Information',
+ 204: 'No Content',
+ 205: 'Reset Content',
+ 206: 'Partial Content',
+ 300: 'Multiple Choice',
+ 301: 'Moved Permanently',
+ 302: 'Found',
+ 303: 'See Other',
+ 304: 'Not Modified',
+ 305: 'Use Proxy',
+ 307: 'Temporary Redirect',
+ 400: 'Bad Request',
+ 401: 'Unauthorized',
+ 402: 'Payment Required',
+ 403: 'Forbidden',
+ 404: 'Not Found',
+ 405: 'Method Not Allowed',
+ 406: 'Not Acceptable',
+ 407: 'Proxy Authentication Required',
+ 408: 'Request Timeout',
+ 409: 'Conflict',
+ 410: 'Gone',
+ 411: 'Length Required',
+ 412: 'Precondition Failed',
+ 413: 'Request Entity Too Large',
+ 414: 'Request-URI Too Long',
+ 415: 'Unsupported Media Type',
+ 416: 'Requested Range Not Satisfiable',
+ 417: 'Expectation Failed',
+ 422: 'Unprocessable Entity',
+ 500: 'Internal Server Error',
+ 501: 'Not Implemented',
+ 502: 'Bad Gateway',
+ 503: 'Service Unavailable',
+ 504: 'Gateway Timeout',
+ 505: 'HTTP Version Not Supported'
+ }
+
+ /**
+ * Mock XMLHttpRequest requests.
+ *
+ * mockRequest().and_return('some data', 'text/plain', 200, { 'X-SomeHeader' : 'somevalue' })
+ *
+ * @return {hash}
+ * @api public
+ */
+
+ function mockRequest() {
+ return { and_return : function(body, type, status, headers) {
+ XMLHttpRequest = MockXMLHttpRequest
+ ActiveXObject = false
+ status = status || 200
+ headers = headers || {}
+ headers['content-type'] = type
+ JSpec.extend(XMLHttpRequest.prototype, {
+ responseText: body,
+ responseHeaders: headers,
+ status: status,
+ statusText: JSpec.statusCodes[status]
+ })
+ }}
+ }
+
+ /**
+ * Unmock XMLHttpRequest requests.
+ *
+ * @api public
+ */
+
+ function unmockRequest() {
+ XMLHttpRequest = OriginalXMLHttpRequest
+ ActiveXObject = OriginalActiveXObject
+ }
+
+ JSpec.include({
+ name: 'Mock XHR',
+
+ // --- Utilities
+
+ utilities : {
+ mockRequest: mockRequest,
+ unmockRequest: unmockRequest
+ },
+
+ // --- Hooks
+
+ afterSpec : function() {
+ unmockRequest()
+ },
+
+ // --- DSLs
+
+ DSLs : {
+ snake : {
+ mock_request: mockRequest,
+ unmock_request: unmockRequest,
+ last_request: function(){ return lastRequest() }
+ }
+ }
+
+ })
+})() \ No newline at end of file