1 files changed, 50 insertions, 1 deletions
diff --git a/activesupport/test/core_ext/date_ext_test.rb b/activesupport/test/core_ext/date_ext_test.rb
index 3e003b3ed4..59c168d33d 100644
--- a/activesupport/test/core_ext/date_ext_test.rb
+++ b/activesupport/test/core_ext/date_ext_test.rb
@@ -286,19 +286,59 @@ class DateExtCalculationsTest < ActiveSupport::TestCase
   def test_since
     assert_equal Time.local(2005,2,21,0,0,45), Date.new(2005,2,21).since(45)
   end
+  
+  def test_since_when_zone_default_is_set
+    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
+    with_env_tz 'UTC' do
+      with_tz_default zone do
+        assert_equal zone.local(2005,2,21,0,0,45), Date.new(2005,2,21).since(45)
+        assert_equal zone, Date.new(2005,2,21).since(45).time_zone
+      end
+    end
+  end
 
   def test_ago
     assert_equal Time.local(2005,2,20,23,59,15), Date.new(2005,2,21).ago(45)
   end
+  
+  def test_ago_when_zone_default_is_set
+    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
+    with_env_tz 'UTC' do
+      with_tz_default zone do
+        assert_equal zone.local(2005,2,20,23,59,15), Date.new(2005,2,21).ago(45)
+        assert_equal zone, Date.new(2005,2,21).ago(45).time_zone
+      end
+    end
+  end
 
   def test_beginning_of_day
     assert_equal Time.local(2005,2,21,0,0,0), Date.new(2005,2,21).beginning_of_day
   end
+  
+  def test_beginning_of_day_when_zone_default_is_set
+    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
+    with_env_tz 'UTC' do
+      with_tz_default zone do
+        assert_equal zone.local(2005,2,21,0,0,0), Date.new(2005,2,21).beginning_of_day
+        assert_equal zone, Date.new(2005,2,21).beginning_of_day.time_zone
+      end
+    end
+  end
 
   def test_end_of_day
     assert_equal Time.local(2005,2,21,23,59,59,999999.999), Date.new(2005,2,21).end_of_day
   end
-
+  
+  def test_end_of_day_when_zone_default_is_set
+    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
+    with_env_tz 'UTC' do
+      with_tz_default zone do
+        assert_equal zone.local(2005,2,21,23,59,59,999999.999), Date.new(2005,2,21).end_of_day
+        assert_equal zone, Date.new(2005,2,21).end_of_day.time_zone
+      end
+    end
+  end
+  
   def test_xmlschema
     with_env_tz 'US/Eastern' do
       assert_match(/^1980-02-28T00:00:00-05:?00$/, Date.new(1980, 2, 28).xmlschema)
@@ -310,6 +350,15 @@ class DateExtCalculationsTest < ActiveSupport::TestCase
       end
     end
   end
+  
+  def test_xmlschema_when_zone_default_is_set
+    with_env_tz 'UTC' do
+      with_tz_default ActiveSupport::TimeZone['Eastern Time (US & Canada)'] do # UTC -5
+        assert_match(/^1980-02-28T00:00:00-05:?00$/, Date.new(1980, 2, 28).xmlschema)
+        assert_match(/^1980-06-28T00:00:00-04:?00$/, Date.new(1980, 6, 28).xmlschema)
+      end
+    end
+  end
 
   def test_today
     Date.stubs(:current).returns(Date.new(2000, 1, 1))