additional test assertions (limit and offset)

activerecord/test/cases/finder_test.rb

@@ -488,6 +488,14 @@ def test_model_class_responds_to_fifth_bang
 
   def test_second_to_last
     assert_equal topics(:fourth).title, Topic.second_to_last.title
+
+    # test with offset
+    assert_equal topics(:fourth), Topic.offset(1).second_to_last
+    assert_equal nil, Topic.offset(5).second_to_last
+
+    #test with limit
+    assert_equal nil, Topic.limit(1).second
+    assert_equal nil, Topic.limit(1).second_to_last
   end
 
   def test_second_to_last_have_primary_key_order_by_default
@@ -506,6 +514,14 @@ def test_model_class_responds_to_second_to_last_bang
 
   def test_third_to_last
     assert_equal topics(:third).title, Topic.third_to_last.title
+
+    # test with offset
+    assert_equal topics(:third), Topic.offset(1).third_to_last
+    assert_equal nil, Topic.offset(5).third_to_last
+
+    # test with limit
+    assert_equal nil, Topic.limit(1).third
+    assert_equal nil, Topic.limit(1).third_to_last
   end
 
   def test_third_to_last_have_primary_key_order_by_default