1 files changed, 9 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/date_time_ext_test.rb b/activesupport/test/core_ext/date_time_ext_test.rb
index dfad3a90f8..1bcec7aac4 100644
--- a/activesupport/test/core_ext/date_time_ext_test.rb
+++ b/activesupport/test/core_ext/date_time_ext_test.rb
@@ -317,3 +317,12 @@ class DateTimeExtCalculationsTest < ActiveSupport::TestCase
       old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
     end
 end
+
+class DateTimeExtBehaviorTest < ActiveSupport::TestCase
+  def test_compare_with_infinity
+    assert_nothing_raised do
+      assert_equal(-1, DateTime.now <=> Float::INFINITY)
+      assert_equal(1, DateTime.now <=> -Float::INFINITY)
+    end
+  end
+end