add test for non url cache_key

Author: roshats

test/caching_test.rb

@@ -38,6 +38,7 @@ class ActionCachingTestController < CachingController
   caches_action :with_layout
   caches_action :with_format_and_http_param, cache_path: Proc.new { |c| { key: 'value' } }
   caches_action :with_symbol_format, cache_path: 'http://test.host/action_caching_test/with_symbol_format'
+  caches_action :not_url_cache_path, cache_path: Proc.new { |c| "#{c.params[:action]}_key" }
   caches_action :layout_false, layout: false
   caches_action :with_layout_proc_param, layout: Proc.new { |c| c.params[:layout] }
   caches_action :record_not_found, :four_oh_four, :simple_runtime_error
@@ -76,6 +77,10 @@ def with_symbol_format
     render json: { timestamp: @cache_this }
   end
 
+  def not_url_cache_path
+    render text: 'cache_this'
+  end
+
   def record_not_found
     raise ActiveRecord::RecordNotFound, 'oops!'
   end
@@ -287,6 +292,13 @@ def test_action_cache_with_symbol_format
     assert fragment_exist?('test.host/action_caching_test/with_symbol_format.json')
   end
 
+  def test_action_cache_not_url_cache_path
+    get :not_url_cache_path
+    assert_response :success
+    assert !fragment_exist?('test.host/action_caching_test/not_url_cache_path')
+    assert fragment_exist?('not_url_cache_path_key')
+  end
+
   def test_action_cache_with_store_options
     MockTime.expects(:now).returns(12345).once
     @controller.expects(:read_fragment).with('hostname.com/action_caching_test', expires_in: 1.hour).once