Add a regression test that ActionText caught

ActionText is using ActionView in a way that ActionView doesn't have in
it's test suite.  This is just a regression test to hit that same use
case.

Author: tenderlove

actionview/test/fixtures/test/_template_not_named_customer.html.erb

@@ -0,0 +1 @@
+Hello: <%= customer.name %>

actionview/test/template/render_test.rb

@@ -325,6 +325,10 @@ def test_render_object
     assert_equal "NilClass", @view.render(partial: "test/klass", object: nil)
   end
 
+  def test_render_object_different_name
+    assert_equal "Hello: t.lo", @view.render(partial: "test/template_not_named_customer", object: Customer.new("t.lo"), as: "customer").chomp
+  end
+
   def test_render_object_with_array
     assert_equal "[1, 2, 3]", @view.render(partial: "test/object_inspector", object: [1, 2, 3])
   end