Fixed Date#xmlschema for dates outside the range of what can be creat…

…ed with Time (closes #9744) [gbuesing]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@7707 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/CHANGELOG

@@ -1,3 +1,8 @@
+*SVN*
+
+* Fixed Date#xmlschema for dates outside the range of what can be created with Time #9744 [gbuesing]
+
+
 *2.0.0 [Preview Release]* (September 29th, 2007)
 
 * Fixed that La Paz was included in -25200 and -14400 offsets when it should only be in -14400 #9735 [bermi]

activesupport/lib/active_support/core_ext/date_time/conversions.rb

@@ -45,6 +45,10 @@ def to_time
         def to_datetime
           self
         end
+
+        def xmlschema
+          strftime("%Y-%m-%dT%H:%M:%S#{offset == 0 ? 'Z' : '%Z'}")
+        end
       end
     end
   end

activesupport/test/core_ext/date_ext_test.rb

@@ -162,4 +162,20 @@ def test_beginning_of_day
   def test_end_of_day
     assert_equal Time.local(2005,2,21,23,59,59), Date.new(2005,2,21).end_of_day
   end
+
+  def test_xmlschema
+    with_timezone 'US/Eastern' do
+      assert_equal '1880-06-28T00:00:00-04:00', Date.new(1880, 6, 28).xmlschema
+      assert_equal '1980-06-28T00:00:00-04:00', Date.new(1980, 6, 28).xmlschema
+      assert_equal '2080-06-28T00:00:00-04:00', Date.new(2080, 6, 28).xmlschema
+    end
+  end
+
+  protected
+    def with_timezone(new_tz = 'US/Eastern')
+      old_tz, ENV['TZ'] = ENV['TZ'], new_tz
+      yield
+    ensure
+      old_tz ? ENV['TZ'] = old_tz : ENV.delete('TZ')
+    end  
 end

activesupport/test/core_ext/date_time_ext_test.rb

@@ -182,8 +182,13 @@ def test_last_month_on_31st
     assert_equal DateTime.civil(2004, 2, 29), DateTime.civil(2004, 3, 31).last_month
   end
 
-  def test_xmlschema_is_available
-    assert_nothing_raised { DateTime.now.xmlschema }
+  def test_xmlschema
+    assert_equal '1880-02-28T15:15:10Z', DateTime.civil(1880, 2, 28, 15, 15, 10).xmlschema
+    assert_equal '1980-02-28T15:15:10Z', DateTime.civil(1980, 2, 28, 15, 15, 10).xmlschema
+    assert_equal '2080-02-28T15:15:10Z', DateTime.civil(2080, 2, 28, 15, 15, 10).xmlschema
+    assert_equal '1880-02-28T15:15:10-06:00', DateTime.civil(1880, 2, 28, 15, 15, 10, -0.25).xmlschema
+    assert_equal '1980-02-28T15:15:10-06:00', DateTime.civil(1980, 2, 28, 15, 15, 10, -0.25).xmlschema
+    assert_equal '2080-02-28T15:15:10-06:00', DateTime.civil(2080, 2, 28, 15, 15, 10, -0.25).xmlschema
   end
 
   def test_acts_like_time