Add ActiveModel::Validations tests for regular ruby classes

1 files changed, 16 insertions, 0 deletions

diff --git a/activemodel/test/cases/validations/exclusion_validation_test.rb b/activemodel/test/cases/validations/exclusion_validation_test.rb
index ad3123c1e4..584f009e84 100644
--- a/activemodel/test/cases/validations/exclusion_validation_test.rb
+++ b/activemodel/test/cases/validations/exclusion_validation_test.rb
@@ -3,6 +3,7 @@ require 'cases/helper'
 require 'cases/tests_database'
 
 require 'models/topic'
+require 'models/person'
 
 class ExclusionValidationTest < ActiveModel::TestCase
   include ActiveModel::TestsDatabase
@@ -27,4 +28,19 @@ class ExclusionValidationTest < ActiveModel::TestCase
     assert t.errors[:title].any?
     assert_equal ["option monkey is restricted"], t.errors[:title]
   end
+
+  def test_validates_exclusion_of_for_ruby_class
+    repair_validations(Person) do
+      Person.validates_exclusion_of :karma, :in => %w( abe monkey )
+
+      p = Person.new
+      p.karma = "abe"
+      assert p.invalid?
+
+      assert_equal ["is reserved"], p.errors[:karma]
+
+      p.karma = "Lifo"
+      assert p.valid?
+    end
+  end
 end