1 files changed, 3 insertions, 2 deletions
diff --git a/activesupport/test/core_ext/range_ext_test.rb b/activesupport/test/core_ext/range_ext_test.rb
index cfe31b75e8..f096328cee 100644
--- a/activesupport/test/core_ext/range_ext_test.rb
+++ b/activesupport/test/core_ext/range_ext_test.rb
@@ -16,6 +16,7 @@ class RangeTest < ActiveSupport::TestCase
   def test_date_range
     assert_instance_of Range, DateTime.new..DateTime.new
     assert_instance_of Range, DateTime::Infinity.new..DateTime::Infinity.new
+    assert_instance_of Range, DateTime.new..DateTime::Infinity.new
   end
 
   def test_overlaps_last_inclusive
@@ -114,11 +115,11 @@ class RangeTest < ActiveSupport::TestCase
 
   def test_date_time_with_each
     datetime = DateTime.now
-    assert ((datetime - 1.hour)..datetime).each {}
+    assert(((datetime - 1.hour)..datetime).each {})
   end
 
   def test_date_time_with_step
     datetime = DateTime.now
-    assert ((datetime - 1.hour)..datetime).step(1) {}
+    assert(((datetime - 1.hour)..datetime).step(1) {})
   end
 end