From e50011eadfcf9ffb8ac9868d7a24b9e6e0cba15d Mon Sep 17 00:00:00 2001
From: Vasiliy Ermolovich <younash@gmail.com>
Date: Mon, 2 Jan 2012 23:48:41 +0300
Subject: [PATCH] don't get maxlength from validation when tokenizer present

---
 lib/simple_form/components/maxlength.rb | 2 +-
 test/inputs/string_input_test.rb        | 5 +++++
 test/support/models.rb                  | 1 +
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/lib/simple_form/components/maxlength.rb b/lib/simple_form/components/maxlength.rb
index 4da24ed4..eb01748b 100644
--- a/lib/simple_form/components/maxlength.rb
+++ b/lib/simple_form/components/maxlength.rb
@@ -11,7 +11,7 @@ module SimpleForm
 
       def maximum_length_from_validation
         if options[:maxlength] == true
-          if length_validator = find_length_validator
+          if (length_validator = find_length_validator) && !length_validator.options[:tokenizer]
             length_validator.options[:maximum]
           end
         else
diff --git a/test/inputs/string_input_test.rb b/test/inputs/string_input_test.rb
index ed618edc..fbce4479 100644
--- a/test/inputs/string_input_test.rb
+++ b/test/inputs/string_input_test.rb
@@ -47,6 +47,11 @@ class StringInputTest < ActionView::TestCase
     assert_select 'input.string[maxlength=25]'
   end
 
+  test 'input should not get maxlength from validation when tokenizer present' do
+    with_input_for @validating_user, :action, :string
+    assert_no_select 'input.string[maxlength]'
+  end
+
   test 'input should not generate placeholder by default' do
     with_input_for @user, :name, :string
     assert_no_select 'input[placeholder]'
diff --git a/test/support/models.rb b/test/support/models.rb
index b8c247b2..1bdf3c75 100644
--- a/test/support/models.rb
+++ b/test/support/models.rb
@@ -155,6 +155,7 @@ class ValidatingUser < User
     :only_integer => true
   validates_length_of :name, :maximum => 25
   validates_length_of :description, :maximum => 50
+  validates_length_of :action, :maximum => 10, :tokenizer => lambda { |str| str.scan(/\w+/) }
 
   def min_amount
     10