Add missing bcc methods

README.md

@@ -207,6 +207,27 @@ email.setCcs(['[email protected]', '[email protected]');
 sendgrid.send(email, function(err, json) { });
 ```
 
+#### addBcc
+
+You can add one or multiple BCC addresses using `addBcc`.
+
+```javascript
+var email     = new sendgrid.Email();
+email.addBcc('[email protected]');
+email.addBcc('[email protected]');
+sendgrid.send(email, function(err, json) { });
+```
+
+#### setBccs
+
+You can multiple BCC addresses using `setBccs`.
+
+```javascript
+var email     = new sendgrid.Email();
+email.setBccs(['[email protected]', '[email protected]');
+sendgrid.send(email, function(err, json) { });
+```
+
 #### setSubject
 
 ```javascript

lib/email.js

@@ -76,6 +76,14 @@ Email.prototype.setCcs = function(cc) {
   this.cc = cc;
 };
 
+Email.prototype.addBcc = function(bcc) {
+  this.bcc.push(bcc);
+};
+
+Email.prototype.setBccs = function(bcc) {
+  this.bcc = bcc;
+};
+
 Email.prototype.setSubject = function(subject) {
   this.subject = subject;
 };

test/lib/email.test.js

@@ -298,6 +298,33 @@ describe('Email', function () {
     expect(email.cc).to.eql(['[email protected]', '[email protected]']);
   });
 
+  it('should be possible to addBcc', function() {
+    var email = new Email();
+    expect(email.bcc).to.eql([]);
+    email.addBcc('[email protected]');
+    expect(email.bcc).to.eql(['[email protected]']);
+    email.addBcc('[email protected]');
+    expect(email.bcc).to.eql(['[email protected]', '[email protected]']);
+  });
+
+  it('should be possible to setBccs', function() {
+    var email = new Email();
+    expect(email.bcc).to.eql([]);
+    email.setBccs(['[email protected]']);
+    expect(email.bcc).to.eql(['[email protected]']);
+    email.setBccs(['[email protected]']);
+    expect(email.bcc).to.eql(['[email protected]']);
+  });
+
+  it('should be possible to setBccs and addBcc', function() {
+    var email = new Email();
+    expect(email.bcc).to.eql([]);
+    email.setBccs(['[email protected]']);
+    expect(email.bcc).to.eql(['[email protected]']);
+    email.addBcc('[email protected]');
+    expect(email.bcc).to.eql(['[email protected]', '[email protected]']);
+  });
+
   describe('files', function() {
     it('should support adding attachments via path', function() {
       var email = new Email();