add test coverage for (last|next)_year on leap years

1 files changed, 8 insertions, 0 deletions

diff --git a/activesupport/test/core_ext/date_ext_test.rb b/activesupport/test/core_ext/date_ext_test.rb
index 1f94b80edc..d5f3eed8c1 100644
--- a/activesupport/test/core_ext/date_ext_test.rb
+++ b/activesupport/test/core_ext/date_ext_test.rb
@@ -141,10 +141,18 @@ class DateExtCalculationsTest < Test::Unit::TestCase
     assert_equal Date.new(2004,6,5),  Date.new(2005,6,5).last_year
   end
 
+  def test_last_year_in_leap_years
+    assert_equal Date.new(1999,2,28), Date.new(2000,2,29).last_year
+  end
+
   def test_next_year
     assert_equal Date.new(2006,6,5), Date.new(2005,6,5).next_year
   end
 
+  def test_next_year_in_leap_years
+    assert_equal Date.new(2001,2,28), Date.new(2000,2,29).next_year
+  end
+
   def test_yesterday
     assert_equal Date.new(2005,2,21), Date.new(2005,2,22).yesterday
     assert_equal Date.new(2005,2,28), Date.new(2005,3,2).yesterday.yesterday