Fix failing CI test (broken in 2daac47 or e693f45): make test_multipart_with_template_path_with_dots only test path with dots, and stop failing on unrelated mimetype assertion. The image/jpeg multipart content type is already tested in test_explicitly_multipart_messages.

Signed-off-by: Yehuda Katz <wycats@yehuda-katzs-macbookpro41.local>

actionmailer/test/fixtures/path.with.dots/funky_path_mailer/multipart_with_template_path_with_dots.erb

@@ -1 +1 @@
-Have a lovely picture, from me. Enjoy!
+Have some dots. Enjoy!

actionmailer/test/mail_service_test.rb

@@ -6,10 +6,10 @@ class FunkyPathMailer < ActionMailer::Base
 
   def multipart_with_template_path_with_dots(recipient)
     recipients recipient
-    subject    "Have a lovely picture"
+    subject    "This path has dots"
     from       "Chad Fowler <chad@chadfowler.com>"
-    attachment :content_type => "image/jpeg",
-      :body => "not really a jpeg, we're only testing, after all"
+    attachment :content_type => "text/plain",
+      :body => "dots dots dots..."
   end
 end
 
@@ -939,7 +939,8 @@ EOF
   def test_multipart_with_template_path_with_dots
     mail = FunkyPathMailer.create_multipart_with_template_path_with_dots(@recipient)
     assert_equal 2, mail.parts.length
-    assert mail.parts.any? {|part| part.content_type == "text/plain" && part.charset == "utf-8"}
+    assert "text/plain", mail.parts[1].content_type
+    assert "utf-8", mail.parts[1].charset
   end
 
   def test_custom_content_type_attributes