add test for default bcc

spec/MailHelper.spec.js

@@ -55,4 +55,16 @@ describe('MailHelper', () => {
         ).toBeResolved();
     });
 
+    it('should send to configured bcc', async () => {
+        const context = app.createContext();
+        context.application.getConfiguration().getSourceAt('settings/mail/bcc', 'support1@example.com');
+        /**
+         * @type {MailHelper}
+         */
+        const mailer = new MailHelper(context);
+        await expectAsync(
+            mailer.subject('New Text Message').text('Hello World!').to('user1@example.com').sendAsync()
+        ).toBeResolved();
+    });
+
 });

spec/TestApplication.js

@@ -7,6 +7,7 @@ const testConfiguration = {
     "secure": false,
     "ignoreTLS": true,
     "from": "Test Mail Services <mailer@example.com>",
+    "bcc": "support1@example.com"
 } 
 
 class TestContext {

spec/support/jasmine.json

@@ -8,6 +8,6 @@
   ],
   "env": {
     "stopSpecOnExpectationFailure": false,
-    "random": true
+    "random": false
   }
 }