refactor and move to selenium

spec/support/ember_helpers.rb

@@ -15,18 +15,31 @@ module SpecEmberHelpers
     JSON.parse(h)
   end
 
+  def assert_element_class(selector, class_name)
+    find selector # capybara wait for element
+    time = 0
+    classes = page.evaluate_script("$('#{selector}').attr('class')")
+    while !classes.include?(class_name) and time < 10
+      sleep 0.1
+      classes = page.evaluate_script("$('#{selector}').attr('class')")
+      time += 1
+    end
+    classes.should include class_name
+  end
+
+  def js_set_field(selector, value)
+    page.execute_script("$('#{selector}').val('#{value}').trigger('change')")
+  end
+
   def ember_find(typeKey, id)
     h = page.evaluate_script <<-SCRIPT
-      $s = App.__container__.lookup('store:main');
-      record = $s.all('#{typeKey}').findBy('id', '#{id}');
-      record ? record.serialize() : null
+      App.__container__.lookup('store:main').all('#{typeKey}').findBy('id', '#{id}').serialize()
     SCRIPT
   end
 
   def ember_all(typeKey)
     h = page.evaluate_script <<-SCRIPT
-      $s = App.__container__.lookup('store:main');
-      $s.all('#{typeKey}').invoke('serialize')
+      App.__container__.lookup('store:main').all('#{typeKey}').invoke('serialize')
     SCRIPT
   end