1 files changed, 19 insertions, 0 deletions
diff --git a/actionpack/test/controller/assert_select_test.rb b/actionpack/test/controller/assert_select_test.rb
index 878484eb57..5eef8a32d7 100644
--- a/actionpack/test/controller/assert_select_test.rb
+++ b/actionpack/test/controller/assert_select_test.rb
@@ -20,6 +20,15 @@ class AssertSelectTest < ActionController::TestCase
     end
   end
 
+  class AssertMultipartSelectMailer < ActionMailer::Base
+    def test(options)
+      mail :subject => "Test e-mail", :from => "test@test.host", :to => "test <test@test.host>" do |format|
+        format.text { render :text => options[:text] }
+        format.html { render :text => options[:html] }
+      end
+    end
+  end
+
   class AssertSelectController < ActionController::Base
     def response_with=(content)
       @content = content
@@ -313,6 +322,16 @@ EOF
     end
   end
 
+  def test_assert_select_email_multipart
+    AssertMultipartSelectMailer.test(:html => "<div><p>foo</p><p>bar</p></div>", :text => 'foo bar').deliver
+    assert_select_email do
+      assert_select "div:root" do
+        assert_select "p:first-child", "foo"
+        assert_select "p:last-child", "bar"
+      end
+    end
+  end
+
   protected
     def render_html(html)
       @controller.response_with = html