1 files changed, 11 insertions, 4 deletions
diff --git a/activesupport/test/core_ext/fixnum_ext_test.rb b/activesupport/test/core_ext/fixnum_ext_test.rb
index 4014ad07d0..12ef69596d 100644
--- a/activesupport/test/core_ext/fixnum_ext_test.rb
+++ b/activesupport/test/core_ext/fixnum_ext_test.rb
@@ -2,15 +2,22 @@ require 'test/unit'
 require File.dirname(__FILE__) + '/../../lib/core_ext/fixnum_ext'
 
 class FixnumExtTest < Test::Unit::TestCase
-  def test_time_units
-    expected = {
+  def setup
+    @now = Time.now
+    @seconds = {
       1.minute   => 60,
       10.minutes => 600,
       1.hour + 15.minutes => 4500,
       2.days + 4.hours + 30.minutes => 189000,
       5.years + 1.month + 1.fortnight => 161481600
     }
+  end
 
-    expected.each { |actual, expected| assert_equal expected, actual }
+  def test_time_units
+    @seconds.each do |actual, expected|
+      assert_equal expected, actual
+      assert_equal expected.since(@now),  @now + actual
+      assert_equal expected.until(@now),  @now - actual
+    end
   end
-end
-\ No newline at end of file
+end