Allow use of assert_template with the :file option.

This worked in Rails 3.2, but was a regression in 4.0.0.beta1

1 files changed, 35 insertions, 0 deletions

diff --git a/actionpack/test/controller/action_pack_assertions_test.rb b/actionpack/test/controller/action_pack_assertions_test.rb
index 5d727b3811..ba4efdd7ee 100644
--- a/actionpack/test/controller/action_pack_assertions_test.rb
+++ b/actionpack/test/controller/action_pack_assertions_test.rb
@@ -96,6 +96,14 @@ class ActionPackAssertionsController < ActionController::Base
     raise "post" if request.post?
     render :text => "request method: #{request.env['REQUEST_METHOD']}"
   end
+
+  def render_file_absolute_path
+    render :file => File.expand_path('../../../README.rdoc', __FILE__)
+  end
+
+  def render_file_relative_path
+    render :file => 'README.rdoc'
+  end
 end
 
 # Used to test that assert_response includes the exception message
@@ -142,6 +150,16 @@ class ActionPackAssertionsControllerTest < ActionController::TestCase
     assert_tag :content => "/action_pack_assertions/flash_me"
   end
 
+  def test_render_file_absolute_path
+    get :render_file_absolute_path
+    assert_match /\A= Action Pack/, @response.body
+  end
+
+  def test_render_file_relative_path
+    get :render_file_relative_path
+    assert_match /\A= Action Pack/, @response.body
+  end
+
   def test_get_request
     assert_raise(RuntimeError) { get :raise_exception_on_get }
     get :raise_exception_on_post
@@ -441,6 +459,23 @@ class AssertTemplateTest < ActionController::TestCase
     assert_template :partial => '_partial'
   end
 
+  def test_file_with_absolute_path_success
+    get :render_file_absolute_path
+    assert_template :file => File.expand_path('../../../README.rdoc', __FILE__)
+  end
+
+  def test_file_with_relative_path_success
+    get :render_file_relative_path
+    assert_template :file => 'README.rdoc'
+  end
+
+  def test_with_file_failure
+    get :render_file_absolute_path
+    assert_raise(ActiveSupport::TestCase::Assertion) do
+      assert_template :file => 'test/hello_world'
+    end
+  end
+
   def test_with_nil_passes_when_no_template_rendered
     get :nothing
     assert_template nil