Add tests for assert_template :template

Signed-off-by: NPratik Naik <pratiknaik@gmail.com>

actionpack/test/controller/action_pack_assertions_test.rb

@@ -12,6 +12,9 @@ def hello_world() render :template => "test/hello_world"; end
   # a standard template
   def hello_xml_world() render :template => "test/hello_xml_world"; end
 
+  # a standard partial
+  def partial() render :partial => 'test/partial'; end
+
   # a redirect to an internal location
   def redirect_internal() redirect_to "/nothing"; end
 
@@ -331,6 +334,26 @@ def test_flash_have_nots
     end
   end
 
+  def test_assert_template_with_partial
+    get :partial
+    assert_template :partial => '_partial'
+  end
+
+  def test_assert_template_with_nil
+    get :nothing
+    assert_template nil
+  end
+
+  def test_assert_template_with_string
+    get :hello_world
+    assert_template 'hello_world'
+  end
+
+  def test_assert_template_with_symbol
+    get :hello_world
+    assert_template :hello_world
+  end
+
   # check if we were rendered by a file-based template?
   def test_rendered_action
     process :nothing