diff --git a/activemodel/test/cases/errors_test.rb b/activemodel/test/cases/errors_test.rb
index 51dcfc37d8458890b8e04a04b16a461bd3408595..7fae688770a79eee333656b5b932277d559c0df7 100644
--- a/activemodel/test/cases/errors_test.rb
+++ b/activemodel/test/cases/errors_test.rb
@@ -225,6 +225,7 @@ def test_has_key?
   test 'full_message should return the given message with the attribute name included' do
     person = Person.new
     assert_equal "name can not be blank", person.errors.full_message(:name, "can not be blank")
+    assert_equal "name_test can not be blank", person.errors.full_message(:name_test, "can not be blank")
   end
 
   test 'should return a JSON hash representation of the errors' do
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index 7fb50e961768d9829c30b7b6b4cd5d49846f2763..5cbb758e4c6bfe3b284fe5125eb5075f8c42233a 100644
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -1024,7 +1024,7 @@ def test_dont_clear_sequence_name_when_setting_explicitly
     Joke.reset_sequence_name
   end
 
-  def test_dont_clear_inheritnce_column_when_setting_explicitly
+  def test_dont_clear_inheritance_column_when_setting_explicitly
     Joke.inheritance_column = "my_type"
     before_inherit = Joke.inheritance_column
 
diff --git a/activerecord/test/cases/nested_attributes_test.rb b/activerecord/test/cases/nested_attributes_test.rb
index 7042d7f4b6c1addde99110eca4c4b92b97b8641d..b6e140b912195b75e78bf3d566258fc971a90eec 100644
--- a/activerecord/test/cases/nested_attributes_test.rb
+++ b/activerecord/test/cases/nested_attributes_test.rb
@@ -806,7 +806,7 @@ def test_can_use_symbols_as_object_identifier
     assert_nothing_raised(NoMethodError) { @pirate.save! }
   end
 
-  def test_numeric_colum_changes_from_zero_to_no_empty_string
+  def test_numeric_column_changes_from_zero_to_no_empty_string
     Man.accepts_nested_attributes_for(:interests)
 
     repair_validations(Interest) do