1 files changed, 54 insertions, 0 deletions
diff --git a/actionmailer/test/mail_helper_test.rb b/actionmailer/test/mail_helper_test.rb
new file mode 100644
index 0000000000..7cc0804323
--- /dev/null
+++ b/actionmailer/test/mail_helper_test.rb
@@ -0,0 +1,54 @@
+require 'abstract_unit'
+
+class HelperMailer < ActionMailer::Base
+  def use_mail_helper
+    @text = "But soft! What light through yonder window breaks? It is the east, " +
+            "and Juliet is the sun. Arise, fair sun, and kill the envious moon, " +
+            "which is sick and pale with grief that thou, her maid, art far more " +
+            "fair than she. Be not her maid, for she is envious! Her vestal " +
+            "livery is but sick and green, and none but fools do wear it. Cast " +
+            "it off!"
+
+    mail_with_defaults do |format|
+      format.html { render(:inline => "<%= block_format @text %>") }
+    end
+  end
+
+  def use_mailer
+    mail_with_defaults do |format|
+      format.html { render(:inline => "<%= mailer.message.subject %>") }
+    end
+  end
+
+  def use_message
+    mail_with_defaults do |format|
+      format.html { render(:inline => "<%= message.subject %>") }
+    end
+  end
+
+  protected
+
+  def mail_with_defaults(&block)
+    mail(:to => "test@localhost", :from => "tester@example.com",
+          :subject => "using helpers", &block)
+  end
+end
+
+class MailerHelperTest < ActionMailer::TestCase
+  def test_use_mail_helper
+    mail = HelperMailer.use_mail_helper
+    assert_match %r{  But soft!}, mail.body.encoded
+    assert_match %r{east, and\r\n  Juliet}, mail.body.encoded
+  end
+
+  def test_use_mailer
+    mail = HelperMailer.use_mailer
+    assert_match "using helpers", mail.body.encoded
+  end
+
+  def test_use_message
+    mail = HelperMailer.use_message
+    assert_match "using helpers", mail.body.encoded
+  end
+end
+