Ensure proper output when submit_tag is used with :disabled_with. [#388…

… state:resolved]

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

actionpack/lib/action_view/helpers/form_tag_helper.rb

@@ -348,11 +348,13 @@ def submit_tag(value = "Save changes", options = {})
         options.stringify_keys!
 
         if disable_with = options.delete("disable_with")
+          disable_with = "this.value='#{disable_with}'"
+          disable_with << ";#{options.delete('onclick')}" if options['onclick']
+
           options["onclick"] = [
             "this.setAttribute('originalValue', this.value)",
             "this.disabled=true",
-            "this.value='#{disable_with}'",
-            "#{options["onclick"]}",
+            disable_with,
             "result = (this.form.onsubmit ? (this.form.onsubmit() ? this.form.submit() : false) : this.form.submit())",
             "if (result == false) { this.value = this.getAttribute('originalValue'); this.disabled = false }",
             "return result;",

actionpack/test/template/form_tag_helper_test.rb

@@ -222,6 +222,13 @@ def test_submit_tag
     )
   end
 
+  def test_submit_tag_with_no_onclick_options
+    assert_dom_equal(
+      %(<input name='commit' type='submit' value='Save' onclick="this.setAttribute('originalValue', this.value);this.disabled=true;this.value='Saving...';result = (this.form.onsubmit ? (this.form.onsubmit() ? this.form.submit() : false) : this.form.submit());if (result == false) { this.value = this.getAttribute('originalValue'); this.disabled = false };return result;" />),
+      submit_tag("Save", :disable_with => "Saving...")
+    )
+  end
+
   def test_submit_tag_with_confirmation
     assert_dom_equal(
       %(<input name='commit' type='submit' value='Save' onclick="return confirm('Are you sure?');"/>),