1 files changed, 10 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapter_test.rb b/activerecord/test/cases/adapter_test.rb
index 0c9d1dff9d..070fca240f 100644
--- a/activerecord/test/cases/adapter_test.rb
+++ b/activerecord/test/cases/adapter_test.rb
@@ -30,6 +30,16 @@ module ActiveRecord
       assert_nothing_raised { Book.destroy(0) }
     end
 
+    def test_valid_column
+      @connection.native_database_types.each_key do |type|
+        assert @connection.valid_type?(type)
+      end
+    end
+
+    def test_invalid_column
+      assert_not @connection.valid_type?(:foobar)
+    end
+
     def test_tables
       tables = @connection.tables
       assert_includes tables, "accounts"