Allow body to be specified for nested parts with action mailer. Closes

rails#10271 [redinger]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8238 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionmailer/lib/action_mailer/part.rb

@@ -84,11 +84,8 @@ def to_mail(defaults)
         end        
       else
         if String === body
-          part = TMail::Mail.new
-          part.body = body
-          part.set_content_type(real_content_type, nil, ctype_attrs)
-          part.set_content_disposition "inline"
-          m.parts << part
+          @parts.unshift Part.new(:charset => charset, :body => @body, :content_type => 'text/plain')
+          @body = nil
         end
 
         @parts.each do |p|

actionmailer/test/mail_service_test.rb

@@ -210,6 +210,16 @@ def nested_multipart(recipient)
     attachment :content_type => "application/octet-stream",:filename => "test.txt", :body => "test abcdefghijklmnopqstuvwxyz"
   end
 
+  def nested_multipart_with_body(recipient)
+    recipients   recipient
+    subject      "nested multipart with body"
+    from         "test@example.com"
+    content_type "multipart/mixed"
+    part :content_type => "multipart/alternative", :content_disposition => "inline", :body => "Nothing to see here." do |p|
+      p.part :content_type => "text/html", :body => "<b>test</b> HTML<br/>"
+    end
+  end
+
   def attachment_with_custom_header(recipient)
     recipients   recipient
     subject      "custom header in attachment"
@@ -310,6 +320,19 @@ def test_nested_parts
     assert_equal "application/octet-stream", created.parts[1].content_type
   end
 
+  def test_nested_parts_with_body
+    created = nil
+    assert_nothing_raised { created = TestMailer.create_nested_multipart_with_body(@recipient)}
+    assert_equal 1,created.parts.size
+    assert_equal 2,created.parts.first.parts.size
+
+    assert_equal "multipart/mixed", created.content_type
+    assert_equal "multipart/alternative", created.parts.first.content_type
+    assert_equal "Nothing to see here.", created.parts.first.parts.first.body
+    assert_equal "text/plain", created.parts.first.parts.first.content_type
+    assert_equal "text/html", created.parts.first.parts[1].content_type
+  end
+
   def test_attachment_with_custom_header
     created = nil
     assert_nothing_raised { created = TestMailer.create_attachment_with_custom_header(@recipient)}