1 files changed, 10 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/object/inclusion_test.rb b/activesupport/test/core_ext/object/inclusion_test.rb
index 1de857d678..568ebe9aab 100644
--- a/activesupport/test/core_ext/object/inclusion_test.rb
+++ b/activesupport/test/core_ext/object/inclusion_test.rb
@@ -2,6 +2,16 @@ require 'abstract_unit'
 require 'active_support/core_ext/object/inclusion'
 
 class InTest < Test::Unit::TestCase
+  def test_in_multiple_args
+    assert :b.in?(:a,:b)
+    assert !:c.in?(:a,:b)
+  end
+  
+  def test_in_multiple_arrays
+    assert [1,2].in?([1,2],[2,3])
+    assert ![1,2].in?([1,3],[2,1])
+  end
+  
   def test_in_array
     assert 1.in?([1,2])
     assert !3.in?([1,2])