1 files changed, 16 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/date_time_ext_test.rb b/activesupport/test/core_ext/date_time_ext_test.rb
index cb290c541b..7d993d84e2 100644
--- a/activesupport/test/core_ext/date_time_ext_test.rb
+++ b/activesupport/test/core_ext/date_time_ext_test.rb
@@ -92,6 +92,14 @@ class DateTimeExtCalculationsTest < Test::Unit::TestCase
     assert_equal DateTime.civil(2005,1,1,0,0,0), DateTime.civil(2005,2,22,10,10,10).beginning_of_year
   end
 
+  def test_weeks_ago
+    assert_equal DateTime.civil(2005,5,29,10),  DateTime.civil(2005,6,5,10,0,0).weeks_ago(1)
+    assert_equal DateTime.civil(2005,5,1,10), DateTime.civil(2005,6,5,10,0,0).weeks_ago(5)
+    assert_equal DateTime.civil(2005,4,24,10), DateTime.civil(2005,6,5,10,0,0).weeks_ago(6)
+    assert_equal DateTime.civil(2005,2,27,10),  DateTime.civil(2005,6,5,10,0,0).weeks_ago(14)
+    assert_equal DateTime.civil(2004,12,25,10),  DateTime.civil(2005,1,1,10,0,0).weeks_ago(1)    
+  end
+
   def test_months_ago
     assert_equal DateTime.civil(2005,5,5,10),  DateTime.civil(2005,6,5,10,0,0).months_ago(1)
     assert_equal DateTime.civil(2004,11,5,10), DateTime.civil(2005,6,5,10,0,0).months_ago(7)
@@ -196,6 +204,14 @@ class DateTimeExtCalculationsTest < Test::Unit::TestCase
     assert_equal DateTime.civil(2010, 3, 29), DateTime.civil(2010, 2, 28, 22, 58, 59).advance(:months => 1, :hours => 1, :minutes => 1, :seconds => 1)
   end
 
+  def test_prev_week
+    assert_equal DateTime.civil(2005,2,21), DateTime.civil(2005,3,1,15,15,10).prev_week
+    assert_equal DateTime.civil(2005,2,22), DateTime.civil(2005,3,1,15,15,10).prev_week(:tuesday)
+    assert_equal DateTime.civil(2005,2,25), DateTime.civil(2005,3,1,15,15,10).prev_week(:friday)
+    assert_equal DateTime.civil(2006,10,30), DateTime.civil(2006,11,6,0,0,0).prev_week
+    assert_equal DateTime.civil(2006,11,15), DateTime.civil(2006,11,23,0,0,0).prev_week(:wednesday)
+  end
+
   def test_next_week
     assert_equal DateTime.civil(2005,2,28), DateTime.civil(2005,2,22,15,15,10).next_week
     assert_equal DateTime.civil(2005,3,4), DateTime.civil(2005,2,22,15,15,10).next_week(:friday)