Added :function option to PrototypeHelper#observe_field/observe_form that allows you to call a function instead of submitting an ajax call as the trigger (closes #4268) [jonathan@daikini.com]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3926 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 10 insertions, 0 deletions

diff --git a/actionpack/test/template/prototype_helper_test.rb b/actionpack/test/template/prototype_helper_test.rb
index e0746f62e6..eb8de1ff40 100644
--- a/actionpack/test/template/prototype_helper_test.rb
+++ b/actionpack/test/template/prototype_helper_test.rb
@@ -108,10 +108,20 @@ class PrototypeHelperTest < Test::Unit::TestCase
       observe_field("glass", :frequency => 5.minutes, :url => { :action => "reorder_if_empty" })
   end
   
+  def test_observe_field_using_function_for_callback
+    assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Element.Observer('glass', 300, function(element, value) {alert('Element changed')})\n//]]>\n</script>),
+      observe_field("glass", :frequency => 5.minutes, :function => "alert('Element changed')")
+  end
+  
   def test_observe_form
     assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Observer('cart', 2, function(element, value) {new Ajax.Request('http://www.example.com/cart_changed', {asynchronous:true, evalScripts:true})})\n//]]>\n</script>),
       observe_form("cart", :frequency => 2, :url => { :action => "cart_changed" })
   end
+  
+  def test_observe_form_using_function_for_callback
+    assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nnew Form.Observer('cart', 2, function(element, value) {alert('Form changed')})\n//]]>\n</script>),
+      observe_form("cart", :frequency => 2, :function => "alert('Form changed')")
+  end
 
   def test_update_element_function
     assert_equal %($('myelement').innerHTML = 'blub';\n),