Added get label/displayName methods

cf.js

@@ -223,6 +223,30 @@ function getServiceGuid(serviceName) {
 	}
 }
 
+/**
+ * Get the display_name of a service, given its label.  Return label if not found.
+ */
+function getServiceDisplayName(serviceLabel) {
+	for (let i = 0; i < this.serviceCache.length; i++) {
+		if (this.serviceCache[i].label === serviceLabel) {
+			return this.serviceCache[i].display_name;
+		}
+	}
+	return serviceLabel;
+}
+
+/**
+ * Get the label of a service, given its display_name.  Return display_name if not found.
+ */
+function getServiceLabel(serviceName) {
+	for (let i = 0; i < this.serviceCache.length; i++) {
+		if (this.serviceCache[i].display_name === serviceName) {
+			return this.serviceCache[i].label;
+		}
+	}
+	return serviceName;
+}
+
 /**
  * Keep the hubot connection to bluemix alive.
  * @param {UsersUAA} uaa Cloud Foundry UAA manager
@@ -239,3 +263,5 @@ function stayAlive(uaa) {
 
 module.exports.promise = promise;
 module.exports.getServiceGuid = getServiceGuid;
+module.exports.getServiceDisplayName = getServiceDisplayName;
+module.exports.getServiceLabel = getServiceLabel;

test/cf.test.js

@@ -26,6 +26,42 @@ describe('Test CF Convenience', function() {
 		return;
 	});
 
+	context('Get service label', function() {
+		it('should return valid label if display name exists', function(done) {
+			let testDone = done;
+			cf.promise.then(() => {
+				expect(cf.getServiceLabel('A ValidService2 Display Name')).to.eql('validService2');
+				testDone();
+			});
+		});
+
+		it('should return same display name if it does not exist', function(done) {
+			let testDone = done;
+			cf.promise.then(() => {
+				expect(cf.getServiceLabel('invalidDisplayName')).to.eql('invalidDisplayName');
+				testDone();
+			});
+		});
+	});
+
+	context('Get service display name', function() {
+		it('should return valid display name if label exists', function(done) {
+			let testDone = done;
+			cf.promise.then(() => {
+				expect(cf.getServiceDisplayName('validService2')).to.eql('A ValidService2 Display Name');
+				testDone();
+			});
+		});
+
+		it('should return same label if it does not exist', function(done) {
+			let testDone = done;
+			cf.promise.then(() => {
+				expect(cf.getServiceDisplayName('invalidLabel')).to.eql('invalidLabel');
+				testDone();
+			});
+		});
+	});
+
 	context('initialize cf with promise', function() {
 		it('should complete and have initialized objects', function(done) {
 			let testDone = done;
@@ -77,7 +113,7 @@ describe('Test CF Convenience', function() {
 							id: '12345'
 						}
 					}
-				}
+				};
 				let robot = {
 					brain: {
 						get: function(id) {
@@ -100,10 +136,10 @@ describe('Test CF Convenience', function() {
 			cf.promise.then((result) => {
 				let service1, service2;
 				result.serviceCache.forEach((service) => {
-					if(service.guid === 'validService1Guid') {
+					if (service.guid === 'validService1Guid') {
 						service1 = service;
 					}
-					else if(service.guid === 'validService2Guid') {
+					else if (service.guid === 'validService2Guid') {
 						service2 = service;
 					}
 				});
@@ -120,7 +156,7 @@ describe('Test CF Convenience', function() {
 		it('should execute getApp', function(done) {
 			let testDone = done;
 			cf.promise.then(() => {
-				let result = cfRewire.__get__('getApp')('testApp2Name','space');
+				let result = cfRewire.__get__('getApp')('testApp2Name', 'space');
 				expect(result).to.be.a('promise');
 				testDone();
 			});