6 files changed, 50 insertions, 1 deletions
diff --git a/activemodel/test/cases/mass_assignment_security/sanitizer_test.rb b/activemodel/test/cases/mass_assignment_security/sanitizer_test.rb
index 015153ec7c..9a73a5ad91 100644
--- a/activemodel/test/cases/mass_assignment_security/sanitizer_test.rb
+++ b/activemodel/test/cases/mass_assignment_security/sanitizer_test.rb
@@ -1,5 +1,6 @@
 require "cases/helper"
 require 'logger'
+require 'active_support/core_ext/object/inclusion'
 
 class SanitizerTest < ActiveModel::TestCase
 
@@ -9,7 +10,7 @@ class SanitizerTest < ActiveModel::TestCase
     attr_accessor :logger
 
     def deny?(key)
-       [ 'admin' ].include?(key)
+      key.in?(['admin'])
     end
 
   end
diff --git a/activemodel/test/cases/serializeration/json_serialization_test.rb b/activemodel/test/cases/serializers/json_serialization_test.rb
index 500a5c575f..500a5c575f 100644
--- a/activemodel/test/cases/serializeration/json_serialization_test.rb
+++ b/activemodel/test/cases/serializers/json_serialization_test.rb
diff --git a/activemodel/test/cases/serializeration/xml_serialization_test.rb b/activemodel/test/cases/serializers/xml_serialization_test.rb
index b6a2f88667..b6a2f88667 100644
--- a/activemodel/test/cases/serializeration/xml_serialization_test.rb
+++ b/activemodel/test/cases/serializers/xml_serialization_test.rb
diff --git a/activemodel/test/cases/validations/exclusion_validation_test.rb b/activemodel/test/cases/validations/exclusion_validation_test.rb
index be9d98d644..72a383f128 100644
--- a/activemodel/test/cases/validations/exclusion_validation_test.rb
+++ b/activemodel/test/cases/validations/exclusion_validation_test.rb
@@ -42,4 +42,16 @@ class ExclusionValidationTest < ActiveModel::TestCase
   ensure
     Person.reset_callbacks(:validate)
   end
+
+  def test_validates_exclusion_of_with_lambda
+    Topic.validates_exclusion_of :title, :in => lambda{ |topic| topic.author_name == "sikachu" ? %w( monkey elephant ) : %w( abe wasabi ) }
+
+    p = Topic.new
+    p.title = "elephant"
+    p.author_name = "sikachu"
+    assert p.invalid?
+
+    p.title = "wasabi"
+    assert p.valid?
+  end
 end
diff --git a/activemodel/test/cases/validations/format_validation_test.rb b/activemodel/test/cases/validations/format_validation_test.rb
index 6c4fb36d52..73647efea5 100644
--- a/activemodel/test/cases/validations/format_validation_test.rb
+++ b/activemodel/test/cases/validations/format_validation_test.rb
@@ -98,6 +98,30 @@ class PresenceValidationTest < ActiveModel::TestCase
     assert_raise(ArgumentError) { Topic.validates_format_of(:title, :without => "clearly not a regexp") }
   end
 
+  def test_validates_format_of_with_lambda
+    Topic.validates_format_of :content, :with => lambda{ |topic| topic.title == "digit" ? /\A\d+\Z/ : /\A\S+\Z/ }
+
+    p = Topic.new
+    p.title = "digit"
+    p.content = "Pixies"
+    assert p.invalid?
+
+    p.content = "1234"
+    assert p.valid?
+  end
+
+  def test_validates_format_of_without_lambda
+    Topic.validates_format_of :content, :without => lambda{ |topic| topic.title == "characters" ? /\A\d+\Z/ : /\A\S+\Z/ }
+
+    p = Topic.new
+    p.title = "characters"
+    p.content = "1234"
+    assert p.invalid?
+
+    p.content = "Pixies"
+    assert p.valid?
+  end
+
   def test_validates_format_of_for_ruby_class
     Person.validates_format_of :karma, :with => /\A\d+\Z/
 
diff --git a/activemodel/test/cases/validations/inclusion_validation_test.rb b/activemodel/test/cases/validations/inclusion_validation_test.rb
index 62f2ec785d..92c473de0e 100644
--- a/activemodel/test/cases/validations/inclusion_validation_test.rb
+++ b/activemodel/test/cases/validations/inclusion_validation_test.rb
@@ -74,4 +74,16 @@ class InclusionValidationTest < ActiveModel::TestCase
   ensure
     Person.reset_callbacks(:validate)
   end
+
+  def test_validates_inclusion_of_with_lambda
+    Topic.validates_inclusion_of :title, :in => lambda{ |topic| topic.author_name == "sikachu" ? %w( monkey elephant ) : %w( abe wasabi ) }
+
+    p = Topic.new
+    p.title = "wasabi"
+    p.author_name = "sikachu"
+    assert p.invalid?
+
+    p.title = "elephant"
+    assert p.valid?
+  end
 end