Add specs testing the behavior of the Reply-To header on sent mails.

Signed-off-by: Radiant CMS dev team <radiant@prime-motif.com>

spec/models/mail_spec.rb

@@ -149,6 +149,24 @@
     @mail.send.should be_false
     @mail.errors['base'].should == "Boom!"
   end
+
+  it "should set the Reply-To header on the sent mail to the reply_to value given in the configuration" do
+    @mail.config[:reply_to] = "reply_to@example.com"
+    @mail.send
+    ActionMailer::Base.deliveries.last.reply_to.should == [@mail.config[:reply_to]] # reply_to on TMail is an Array
+  end
+
+  it "should set the Reply-To header on the sent mail to the reply_to_field data value given in the configuration" do
+    @mail.config[:reply_to_field] = 'email'
+    @mail.data['email'] = 'reply_to_field@example.com'
+    @mail.send
+    ActionMailer::Base.deliveries.last.reply_to.should == [@mail.data['email']] # reply_to on TMail is an Array
+  end
+
+  it "should set the Reply-To header on the sent mail to the from value when the configuration does not specify a reply_to" do
+    @mail.send
+    ActionMailer::Base.deliveries.last.reply_to.should == ['foo@baz.com'] # reply_to on TMail is an Array
+  end
 
   describe "when the page has no email body specified" do
     it "should render the submitted data as YAML to the plain body" do