Updated tests and added file sending

lib/Client.js

@@ -551,7 +551,20 @@ var Client = (function () {
 				self.resolveDestination(destination).then(send)["catch"](error);
 
 				function send(destination) {
-					request.post(Endpoints.CHANNELS + "/" + destination + "/messages");
+					request.post(Endpoints.CHANNELS + "/" + destination + "/messages").set("authorization", self.token).attach("file", fstream, fileName).end(function (err, res) {
+
+						if (err) {
+							error(err);
+						} else {
+
+							var chann = self.getChannel("id", destination);
+							if (chann) {
+								var msg = chann.addMessage(new Message(res.body, chann, [], self.user));
+								callback(null, msg);
+								resolve(msg);
+							}
+						}
+					});
 				}
 
 				function error(err) {

src/Client.js

@@ -564,9 +564,28 @@ class Client {
 			function send(destination) {
 				request
 					.post(`${Endpoints.CHANNELS}/${destination}/messages`)
+					.set("authorization", self.token)
+					.attach("file", fstream, fileName)
+					.end(function (err, res) {
+
+						if (err) {
+							error(err);
+						} else {
+
+							var chann = self.getChannel("id", destination);
+							if (chann) {
+								var msg = chann.addMessage(new Message(res.body, chann, [], self.user));
+								callback(null, msg);
+								resolve(msg);
+							}
+
+
+						}
+
+					});
 			}
 
-			function error(err){
+			function error(err) {
 				callback(err);
 				reject(err);
 			}
@@ -585,7 +604,7 @@ class Client {
 			var mentions = resolveMentions();
 			self.resolveDestination(destination).then(send).catch(error);
 
-			function error(err){
+			function error(err) {
 				callback(err);
 				reject(err);
 			}

test/bot.js

@@ -79,11 +79,18 @@ function success12(_server){
 
 function success13(){
 	console.log("test 12 successful");
-	mybot.leaveServer(server).then(success14).catch(error);
+	mybot.sendFile(server, "./test/image.png").then(function(msg){
+		mybot.deleteMessage(msg).then(success14).catch(error);
+	}).catch(error);
 }
 
-function success14(){
+function success14(msg){
 	console.log("test 13 successful");
+	mybot.leaveServer(server).then(success15).catch(error);
+}
+
+function success15(){
+	console.log("test 14 successful");
 	mybot.logout().then(done).catch(error);
 }