merge forward to current rails/master

7 files changed, 314 insertions, 10 deletions

diff --git a/activesupport/test/caching_test.rb b/activesupport/test/caching_test.rb
index 09b56525e0..f3220d27aa 100644
--- a/activesupport/test/caching_test.rb
+++ b/activesupport/test/caching_test.rb
@@ -1,5 +1,11 @@
 require 'abstract_unit'
 
+class CacheKeyTest < Test::Unit::TestCase
+  def test_expand_cache_key
+    assert_equal 'name/1/2/true', ActiveSupport::Cache.expand_cache_key([1, '2', true], :name)
+  end
+end
+
 class CacheStoreSettingTest < Test::Unit::TestCase
   def test_file_fragment_cache_store
     store = ActiveSupport::Cache.lookup_store :file_store, "/path/to/cache/directory"
diff --git a/activesupport/test/core_ext/array_ext_test.rb b/activesupport/test/core_ext/array_ext_test.rb
index 7563be44f8..62a1f61d53 100644
--- a/activesupport/test/core_ext/array_ext_test.rb
+++ b/activesupport/test/core_ext/array_ext_test.rb
@@ -99,7 +99,7 @@ class ArrayExtToSTests < Test::Unit::TestCase
 end
 
 class ArrayExtGroupingTests < Test::Unit::TestCase
-  def test_group_by_with_perfect_fit
+  def test_in_groups_of_with_perfect_fit
     groups = []
     ('a'..'i').to_a.in_groups_of(3) do |group|
       groups << group
@@ -109,7 +109,7 @@ class ArrayExtGroupingTests < Test::Unit::TestCase
     assert_equal [%w(a b c), %w(d e f), %w(g h i)], ('a'..'i').to_a.in_groups_of(3)
   end
 
-  def test_group_by_with_padding
+  def test_in_groups_of_with_padding
     groups = []
     ('a'..'g').to_a.in_groups_of(3) do |group|
       groups << group
@@ -118,7 +118,7 @@ class ArrayExtGroupingTests < Test::Unit::TestCase
     assert_equal [%w(a b c), %w(d e f), ['g', nil, nil]], groups
   end
 
-  def test_group_by_pads_with_specified_values
+  def test_in_groups_of_pads_with_specified_values
     groups = []
 
     ('a'..'g').to_a.in_groups_of(3, 'foo') do |group|
@@ -128,7 +128,7 @@ class ArrayExtGroupingTests < Test::Unit::TestCase
     assert_equal [%w(a b c), %w(d e f), ['g', 'foo', 'foo']], groups
   end
 
-  def test_group_without_padding
+  def test_in_groups_of_without_padding
     groups = []
 
     ('a'..'g').to_a.in_groups_of(3, false) do |group|
@@ -137,6 +137,48 @@ class ArrayExtGroupingTests < Test::Unit::TestCase
 
     assert_equal [%w(a b c), %w(d e f), ['g']], groups
   end
+
+  def test_in_groups_returned_array_size
+    array = (1..7).to_a
+
+    1.upto(array.size + 1) do |number|
+      assert_equal number, array.in_groups(number).size
+    end
+  end
+
+  def test_in_groups_with_empty_array
+    assert_equal [[], [], []], [].in_groups(3)
+  end
+
+  def test_in_groups_with_block
+    array = (1..9).to_a
+    groups = []
+
+    array.in_groups(3) do |group|
+      groups << group
+    end
+
+    assert_equal array.in_groups(3), groups
+  end
+
+  def test_in_groups_with_perfect_fit
+    assert_equal [[1, 2, 3], [4, 5, 6], [7, 8, 9]],
+      (1..9).to_a.in_groups(3)
+  end
+
+  def test_in_groups_with_padding
+    array = (1..7).to_a
+
+    assert_equal [[1, 2, 3], [4, 5, nil], [6, 7, nil]],
+      array.in_groups(3)
+    assert_equal [[1, 2, 3], [4, 5, 'foo'], [6, 7, 'foo']],
+      array.in_groups(3, 'foo')
+  end
+
+  def test_in_groups_without_padding
+    assert_equal [[1, 2, 3], [4, 5], [6, 7]],
+      (1..7).to_a.in_groups(3, false)
+  end
 end
 
 class ArraySplitTests < Test::Unit::TestCase
diff --git a/activesupport/test/core_ext/enumerable_test.rb b/activesupport/test/core_ext/enumerable_test.rb
index fb9b9b8916..2315d8f3db 100644
--- a/activesupport/test/core_ext/enumerable_test.rb
+++ b/activesupport/test/core_ext/enumerable_test.rb
@@ -63,10 +63,15 @@ class EnumerableTests < Test::Unit::TestCase
     assert_equal({ 5 => payments[0], 15 => payments[1], 10 => payments[2] },
                  payments.index_by { |p| p.price })
   end
-  
-  def test_several
+
+  def test_many
     assert ![].many?
     assert ![ 1 ].many?
     assert [ 1, 2 ].many?
+
+    assert ![].many? {|x| x > 1 }
+    assert ![ 2 ].many? {|x| x > 1 }
+    assert ![ 1, 2 ].many? {|x| x > 1 }
+    assert [ 1, 2, 2 ].many? {|x| x > 1 }
   end
 end
diff --git a/activesupport/test/core_ext/time_with_zone_test.rb b/activesupport/test/core_ext/time_with_zone_test.rb
index 0977cd8e50..dfe04485be 100644
--- a/activesupport/test/core_ext/time_with_zone_test.rb
+++ b/activesupport/test/core_ext/time_with_zone_test.rb
@@ -320,8 +320,11 @@ class TimeWithZoneTest < Test::Unit::TestCase
       marshal_str = Marshal.dump(@twz)
       mtime = Marshal.load(marshal_str)
       assert_equal Time.utc(2000, 1, 1, 0), mtime.utc
+      assert mtime.utc.utc?
       assert_equal ActiveSupport::TimeZone['Eastern Time (US & Canada)'], mtime.time_zone
       assert_equal Time.utc(1999, 12, 31, 19), mtime.time
+      assert mtime.time.utc?
+      assert_equal @twz.inspect, mtime.inspect
     end
   end
 
@@ -331,8 +334,11 @@ class TimeWithZoneTest < Test::Unit::TestCase
       marshal_str = Marshal.dump(twz)
       mtime = Marshal.load(marshal_str)
       assert_equal Time.utc(2000, 1, 1, 0), mtime.utc
+      assert mtime.utc.utc?
       assert_equal 'America/New_York', mtime.time_zone.name
       assert_equal Time.utc(1999, 12, 31, 19), mtime.time
+      assert mtime.time.utc?
+      assert_equal @twz.inspect, mtime.inspect
     end
   end
 
@@ -485,6 +491,7 @@ class TimeWithZoneTest < Test::Unit::TestCase
     twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2004,2,29))
     assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", twz.advance(:years => 1).inspect
     assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", twz.years_since(1).inspect
+    assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", twz.since(1.year).inspect
     assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", (twz + 1.year).inspect
   end
 
@@ -492,6 +499,7 @@ class TimeWithZoneTest < Test::Unit::TestCase
     twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2005,1,31))
     assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", twz.advance(:months => 1).inspect
     assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", twz.months_since(1).inspect
+    assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", twz.since(1.month).inspect
     assert_equal "Mon, 28 Feb 2005 00:00:00 EST -05:00", (twz + 1.month).inspect
   end
 
@@ -499,6 +507,7 @@ class TimeWithZoneTest < Test::Unit::TestCase
     twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2000,1,31))
     assert_equal "Tue, 29 Feb 2000 00:00:00 EST -05:00", twz.advance(:months => 1).inspect
     assert_equal "Tue, 29 Feb 2000 00:00:00 EST -05:00", twz.months_since(1).inspect
+    assert_equal "Tue, 29 Feb 2000 00:00:00 EST -05:00", twz.since(1.month).inspect
     assert_equal "Tue, 29 Feb 2000 00:00:00 EST -05:00", (twz + 1.month).inspect
   end
 
@@ -506,6 +515,7 @@ class TimeWithZoneTest < Test::Unit::TestCase
     twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,3,2,2))
     assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", twz.advance(:months => 1).inspect
     assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", twz.months_since(1).inspect
+    assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", twz.since(1.month).inspect
     assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", (twz + 1.month).inspect
   end
 
@@ -513,8 +523,172 @@ class TimeWithZoneTest < Test::Unit::TestCase
     twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,4,2,1,59,59))
     assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", twz.advance(:seconds => 1).inspect
     assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", (twz + 1).inspect
+    assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", twz.since(1).inspect
+    assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", twz.since(1.second).inspect
     assert_equal "Sun, 02 Apr 2006 03:00:00 EDT -04:00", (twz + 1.second).inspect
   end
+
+  def test_advance_1_day_across_spring_dst_transition
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,4,1,10,30))
+    # In 2006, spring DST transition occurred Apr 2 at 2AM; this day was only 23 hours long
+    # When we advance 1 day, we want to end up at the same time on the next day
+    assert_equal "Sun, 02 Apr 2006 10:30:00 EDT -04:00", twz.advance(:days => 1).inspect
+    assert_equal "Sun, 02 Apr 2006 10:30:00 EDT -04:00", twz.since(1.days).inspect
+    assert_equal "Sun, 02 Apr 2006 10:30:00 EDT -04:00", (twz + 1.days).inspect
+    assert_equal "Sun, 02 Apr 2006 10:30:01 EDT -04:00", twz.since(1.days + 1.second).inspect
+    assert_equal "Sun, 02 Apr 2006 10:30:01 EDT -04:00", (twz + 1.days + 1.second).inspect
+  end
+  
+  def test_advance_1_day_across_spring_dst_transition_backwards
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,4,2,10,30))
+    # In 2006, spring DST transition occurred Apr 2 at 2AM; this day was only 23 hours long
+    # When we advance back 1 day, we want to end up at the same time on the previous day
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.advance(:days => -1).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.ago(1.days).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", (twz - 1.days).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:01 EST -05:00", twz.ago(1.days - 1.second).inspect
+  end
+    
+  def test_advance_1_day_expressed_as_number_of_seconds_minutes_or_hours_across_spring_dst_transition
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,4,1,10,30))
+    # In 2006, spring DST transition occurred Apr 2 at 2AM; this day was only 23 hours long
+    # When we advance a specific number of hours, minutes or seconds, we want to advance exactly that amount
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", (twz + 86400).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", (twz + 86400.seconds).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.since(86400).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.since(86400.seconds).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.advance(:seconds => 86400).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", (twz + 1440.minutes).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.since(1440.minutes).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.advance(:minutes => 1440).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", (twz + 24.hours).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.since(24.hours).inspect
+    assert_equal "Sun, 02 Apr 2006 11:30:00 EDT -04:00", twz.advance(:hours => 24).inspect
+  end
+  
+  def test_advance_1_day_expressed_as_number_of_seconds_minutes_or_hours_across_spring_dst_transition_backwards
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,4,2,11,30))
+    # In 2006, spring DST transition occurred Apr 2 at 2AM; this day was only 23 hours long
+    # When we advance a specific number of hours, minutes or seconds, we want to advance exactly that amount
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", (twz - 86400).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", (twz - 86400.seconds).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.ago(86400).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.ago(86400.seconds).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.advance(:seconds => -86400).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", (twz - 1440.minutes).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.ago(1440.minutes).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.advance(:minutes => -1440).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", (twz - 24.hours).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.ago(24.hours).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.advance(:hours => -24).inspect
+  end
+  
+  def test_advance_1_day_across_fall_dst_transition
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,10,28,10,30))
+    # In 2006, fall DST transition occurred Oct 29 at 2AM; this day was 25 hours long
+    # When we advance 1 day, we want to end up at the same time on the next day
+    assert_equal "Sun, 29 Oct 2006 10:30:00 EST -05:00", twz.advance(:days => 1).inspect
+    assert_equal "Sun, 29 Oct 2006 10:30:00 EST -05:00", twz.since(1.days).inspect
+    assert_equal "Sun, 29 Oct 2006 10:30:00 EST -05:00", (twz + 1.days).inspect
+    assert_equal "Sun, 29 Oct 2006 10:30:01 EST -05:00", twz.since(1.days + 1.second).inspect
+    assert_equal "Sun, 29 Oct 2006 10:30:01 EST -05:00", (twz + 1.days + 1.second).inspect
+  end
+  
+  def test_advance_1_day_across_fall_dst_transition_backwards
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,10,29,10,30))
+    # In 2006, fall DST transition occurred Oct 29 at 2AM; this day was 25 hours long
+    # When we advance backwards 1 day, we want to end up at the same time on the previous day
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.advance(:days => -1).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.ago(1.days).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", (twz - 1.days).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:01 EDT -04:00", twz.ago(1.days - 1.second).inspect
+  end
+  
+  def test_advance_1_day_expressed_as_number_of_seconds_minutes_or_hours_across_fall_dst_transition
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,10,28,10,30))
+    # In 2006, fall DST transition occurred Oct 29 at 2AM; this day was 25 hours long
+    # When we advance a specific number of hours, minutes or seconds, we want to advance exactly that amount
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", (twz + 86400).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", (twz + 86400.seconds).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.since(86400).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.since(86400.seconds).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.advance(:seconds => 86400).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", (twz + 1440.minutes).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.since(1440.minutes).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.advance(:minutes => 1440).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", (twz + 24.hours).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.since(24.hours).inspect
+    assert_equal "Sun, 29 Oct 2006 09:30:00 EST -05:00", twz.advance(:hours => 24).inspect
+  end
+  
+  def test_advance_1_day_expressed_as_number_of_seconds_minutes_or_hours_across_fall_dst_transition_backwards
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,10,29,9,30))
+    # In 2006, fall DST transition occurred Oct 29 at 2AM; this day was 25 hours long
+    # When we advance a specific number of hours, minutes or seconds, we want to advance exactly that amount
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", (twz - 86400).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", (twz - 86400.seconds).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.ago(86400).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.ago(86400.seconds).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.advance(:seconds => -86400).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", (twz - 1440.minutes).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.ago(1440.minutes).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.advance(:minutes => -1440).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", (twz - 24.hours).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.ago(24.hours).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.advance(:hours => -24).inspect
+  end
+
+  def test_advance_1_month_across_spring_dst_transition
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,4,1,10,30))
+    assert_equal "Mon, 01 May 2006 10:30:00 EDT -04:00", twz.advance(:months => 1).inspect
+    assert_equal "Mon, 01 May 2006 10:30:00 EDT -04:00", twz.months_since(1).inspect
+    assert_equal "Mon, 01 May 2006 10:30:00 EDT -04:00", twz.since(1.month).inspect
+    assert_equal "Mon, 01 May 2006 10:30:00 EDT -04:00", (twz + 1.month).inspect
+  end
+
+  def test_advance_1_month_across_spring_dst_transition_backwards
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,5,1,10,30))
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.advance(:months => -1).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.months_ago(1).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", twz.ago(1.month).inspect
+    assert_equal "Sat, 01 Apr 2006 10:30:00 EST -05:00", (twz - 1.month).inspect
+  end
+
+  def test_advance_1_month_across_fall_dst_transition
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,10,28,10,30))
+    assert_equal "Tue, 28 Nov 2006 10:30:00 EST -05:00", twz.advance(:months => 1).inspect
+    assert_equal "Tue, 28 Nov 2006 10:30:00 EST -05:00", twz.months_since(1).inspect
+    assert_equal "Tue, 28 Nov 2006 10:30:00 EST -05:00", twz.since(1.month).inspect
+    assert_equal "Tue, 28 Nov 2006 10:30:00 EST -05:00", (twz + 1.month).inspect
+  end
+
+  def test_advance_1_month_across_fall_dst_transition_backwards
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2006,11,28,10,30))
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.advance(:months => -1).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.months_ago(1).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", twz.ago(1.month).inspect
+    assert_equal "Sat, 28 Oct 2006 10:30:00 EDT -04:00", (twz - 1.month).inspect
+  end
+  
+  def test_advance_1_year
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2008,2,15,10,30))
+    assert_equal "Sun, 15 Feb 2009 10:30:00 EST -05:00", twz.advance(:years => 1).inspect
+    assert_equal "Sun, 15 Feb 2009 10:30:00 EST -05:00", twz.years_since(1).inspect
+    assert_equal "Sun, 15 Feb 2009 10:30:00 EST -05:00", (twz + 1.year).inspect
+    assert_equal "Thu, 15 Feb 2007 10:30:00 EST -05:00", twz.advance(:years => -1).inspect
+    assert_equal "Thu, 15 Feb 2007 10:30:00 EST -05:00", twz.years_ago(1).inspect
+    assert_equal "Thu, 15 Feb 2007 10:30:00 EST -05:00", (twz - 1.year).inspect
+  end
+  
+  def test_advance_1_year_during_dst
+    twz = ActiveSupport::TimeWithZone.new(nil, @time_zone, Time.utc(2008,7,15,10,30))
+    assert_equal "Wed, 15 Jul 2009 10:30:00 EDT -04:00", twz.advance(:years => 1).inspect
+    assert_equal "Wed, 15 Jul 2009 10:30:00 EDT -04:00", twz.years_since(1).inspect
+    assert_equal "Wed, 15 Jul 2009 10:30:00 EDT -04:00", (twz + 1.year).inspect
+    assert_equal "Sun, 15 Jul 2007 10:30:00 EDT -04:00", twz.advance(:years => -1).inspect
+    assert_equal "Sun, 15 Jul 2007 10:30:00 EDT -04:00", twz.years_ago(1).inspect
+    assert_equal "Sun, 15 Jul 2007 10:30:00 EDT -04:00", (twz - 1.year).inspect
+  end
 end
 
 class TimeWithZoneMethodsForTimeAndDateTimeTest < Test::Unit::TestCase
diff --git a/activesupport/test/inflector_test.rb b/activesupport/test/inflector_test.rb
index 4ce9cbb705..6c0c14e866 100644
--- a/activesupport/test/inflector_test.rb
+++ b/activesupport/test/inflector_test.rb
@@ -110,6 +110,23 @@ class InflectorTest < Test::Unit::TestCase
     end
   end
 
+  def test_humanize_by_rule
+    ActiveSupport::Inflector.inflections do |inflect|
+      inflect.human(/_cnt$/i, '\1_count')
+      inflect.human(/^prefx_/i, '\1')
+    end
+    assert_equal("Jargon count", ActiveSupport::Inflector.humanize("jargon_cnt"))
+    assert_equal("Request", ActiveSupport::Inflector.humanize("prefx_request"))
+  end
+
+  def test_humanize_by_string
+    ActiveSupport::Inflector.inflections do |inflect|
+      inflect.human("col_rpted_bugs", "Reported bugs")
+    end
+    assert_equal("Reported bugs", ActiveSupport::Inflector.humanize("col_rpted_bugs"))
+    assert_equal("Col rpted bugs", ActiveSupport::Inflector.humanize("COL_rpted_bugs"))
+  end
+
   def test_constantize
     assert_nothing_raised { assert_equal Ace::Base::Case, ActiveSupport::Inflector.constantize("Ace::Base::Case") }
     assert_nothing_raised { assert_equal Ace::Base::Case, ActiveSupport::Inflector.constantize("::Ace::Base::Case") }
@@ -148,7 +165,7 @@ class InflectorTest < Test::Unit::TestCase
     end
   end
 
-  %w{plurals singulars uncountables}.each do |inflection_type|
+  %w{plurals singulars uncountables humans}.each do |inflection_type|
     class_eval "
       def test_clear_#{inflection_type}
         cached_values = ActiveSupport::Inflector.inflections.#{inflection_type}
@@ -160,25 +177,29 @@ class InflectorTest < Test::Unit::TestCase
   end
 
   def test_clear_all
-    cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables
+    cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables, ActiveSupport::Inflector.inflections.humans
     ActiveSupport::Inflector.inflections.clear :all
     assert ActiveSupport::Inflector.inflections.plurals.empty?
     assert ActiveSupport::Inflector.inflections.singulars.empty?
     assert ActiveSupport::Inflector.inflections.uncountables.empty?
+    assert ActiveSupport::Inflector.inflections.humans.empty?
     ActiveSupport::Inflector.inflections.instance_variable_set :@plurals, cached_values[0]
     ActiveSupport::Inflector.inflections.instance_variable_set :@singulars, cached_values[1]
     ActiveSupport::Inflector.inflections.instance_variable_set :@uncountables, cached_values[2]
+    ActiveSupport::Inflector.inflections.instance_variable_set :@humans, cached_values[3]
   end
 
   def test_clear_with_default
-    cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables
+    cached_values = ActiveSupport::Inflector.inflections.plurals, ActiveSupport::Inflector.inflections.singulars, ActiveSupport::Inflector.inflections.uncountables, ActiveSupport::Inflector.inflections.humans
     ActiveSupport::Inflector.inflections.clear
     assert ActiveSupport::Inflector.inflections.plurals.empty?
     assert ActiveSupport::Inflector.inflections.singulars.empty?
     assert ActiveSupport::Inflector.inflections.uncountables.empty?
+    assert ActiveSupport::Inflector.inflections.humans.empty?
     ActiveSupport::Inflector.inflections.instance_variable_set :@plurals, cached_values[0]
     ActiveSupport::Inflector.inflections.instance_variable_set :@singulars, cached_values[1]
     ActiveSupport::Inflector.inflections.instance_variable_set :@uncountables, cached_values[2]
+    ActiveSupport::Inflector.inflections.instance_variable_set :@humans, cached_values[3]
   end
 
   Irregularities.each do |irregularity|
@@ -217,7 +238,7 @@ class InflectorTest < Test::Unit::TestCase
     end
   end
 
-  { :singulars => :singular, :plurals => :plural, :uncountables => :uncountable }.each do |scope, method|
+  { :singulars => :singular, :plurals => :plural, :uncountables => :uncountable, :humans => :human }.each do |scope, method|
     ActiveSupport::Inflector.inflections do |inflect|
       define_method("test_clear_inflections_with_#{scope}") do
         # save the inflections
diff --git a/activesupport/test/memoizable_test.rb b/activesupport/test/memoizable_test.rb
new file mode 100644
index 0000000000..fc24a2942d
--- /dev/null
+++ b/activesupport/test/memoizable_test.rb
@@ -0,0 +1,49 @@
+require 'abstract_unit'
+
+uses_mocha 'Memoizable' do
+  class MemoizableTest < Test::Unit::TestCase
+    class Person
+      include ActiveSupport::Memoizable
+
+      def name
+        fetch_name_from_floppy
+      end
+      memoize :name
+
+      def age
+        nil
+      end
+      memoize :age
+
+      private
+        def fetch_name_from_floppy
+          "Josh"
+        end
+    end
+
+    def test_memoization
+      person = Person.new
+      assert_equal "Josh", person.name
+
+      person.expects(:fetch_name_from_floppy).never
+      2.times { assert_equal "Josh", person.name }
+    end
+
+    def test_memoized_methods_are_frozen
+      person = Person.new
+      person.freeze
+      assert_equal "Josh", person.name
+      assert_equal true, person.name.frozen?
+    end
+
+    def test_memoization_frozen_with_nil_value
+      person = Person.new
+      person.freeze
+      assert_equal nil, person.age
+    end
+
+    def test_double_memoization
+      assert_raise(RuntimeError) { Person.memoize :name }
+    end
+  end
+end
diff --git a/activesupport/test/time_zone_test.rb b/activesupport/test/time_zone_test.rb
index b42dcd17f8..515ffcf0bf 100644
--- a/activesupport/test/time_zone_test.rb
+++ b/activesupport/test/time_zone_test.rb
@@ -250,6 +250,13 @@ class TimeZoneTest < Test::Unit::TestCase
     assert zone1 == zone1
   end
 
+  def test_zone_match
+    zone = ActiveSupport::TimeZone['Eastern Time (US & Canada)']
+    assert zone =~ /Eastern/
+    assert zone =~ /New_York/
+    assert zone !~ /Nonexistent_Place/
+  end
+
   def test_to_s
     assert_equal "(GMT+03:00) Moscow", ActiveSupport::TimeZone['Moscow'].to_s
   end