diff --git a/activerecord/test/cases/adapters/postgresql/quoting_test.rb b/activerecord/test/cases/adapters/postgresql/quoting_test.rb
index 141baffa5b..a1e966b915 100644
--- a/activerecord/test/cases/adapters/postgresql/quoting_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/quoting_test.rb
@@ -1,5 +1,4 @@
 require "cases/helper"
-require "ipaddr"
 
 module ActiveRecord
   module ConnectionAdapters
diff --git a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb
index 9750840051..aefbb309e6 100644
--- a/activerecord/test/cases/adapters/sqlite3/quoting_test.rb
+++ b/activerecord/test/cases/adapters/sqlite3/quoting_test.rb
@@ -1,6 +1,5 @@
 require "cases/helper"
 require "bigdecimal"
-require "yaml"
 require "securerandom"
 
 class SQLite3QuotingTest < ActiveRecord::SQLite3TestCase
@@ -15,31 +14,6 @@ class SQLite3QuotingTest < ActiveRecord::SQLite3TestCase
     assert_equal expected, @conn.type_cast(binary)
   end
 
-  def test_type_cast_symbol
-    assert_equal "foo", @conn.type_cast(:foo)
-  end
-
-  def test_type_cast_date
-    date = Date.today
-    expected = @conn.quoted_date(date)
-    assert_equal expected, @conn.type_cast(date)
-  end
-
-  def test_type_cast_time
-    time = Time.now
-    expected = @conn.quoted_date(time)
-    assert_equal expected, @conn.type_cast(time)
-  end
-
-  def test_type_cast_numeric
-    assert_equal 10, @conn.type_cast(10)
-    assert_equal 2.2, @conn.type_cast(2.2)
-  end
-
-  def test_type_cast_nil
-    assert_nil @conn.type_cast(nil)
-  end
-
   def test_type_cast_true
     assert_equal "t", @conn.type_cast(true)
   end
@@ -53,31 +27,6 @@ class SQLite3QuotingTest < ActiveRecord::SQLite3TestCase
     assert_equal bd.to_f, @conn.type_cast(bd)
   end
 
-  def test_type_cast_unknown_should_raise_error
-    obj = Class.new.new
-    assert_raise(TypeError) { @conn.type_cast(obj) }
-  end
-
-  def test_type_cast_object_which_responds_to_quoted_id
-    quoted_id_obj = Class.new {
-      def quoted_id
-        "'zomg'"
-      end
-
-      def id
-        10
-      end
-    }.new
-    assert_equal 10, @conn.type_cast(quoted_id_obj)
-
-    quoted_id_obj = Class.new {
-      def quoted_id
-        "'zomg'"
-      end
-    }.new
-    assert_raise(TypeError) { @conn.type_cast(quoted_id_obj) }
-  end
-
   def test_quoting_binary_strings
     value = "hello".encode("ascii-8bit")
     type = ActiveRecord::Type::String.new
diff --git a/activerecord/test/cases/quoting_test.rb b/activerecord/test/cases/quoting_test.rb
index 5ff5e3c735..33f8834cbf 100644
--- a/activerecord/test/cases/quoting_test.rb
+++ b/activerecord/test/cases/quoting_test.rb
@@ -150,6 +150,62 @@ module ActiveRecord
       end
     end
 
+    class TypeCastingTest < ActiveRecord::TestCase
+      def setup
+        @conn = ActiveRecord::Base.connection
+      end
+
+      def test_type_cast_symbol
+        assert_equal "foo", @conn.type_cast(:foo)
+      end
+
+      def test_type_cast_date
+        date = Date.today
+        expected = @conn.quoted_date(date)
+        assert_equal expected, @conn.type_cast(date)
+      end
+
+      def test_type_cast_time
+        time = Time.now
+        expected = @conn.quoted_date(time)
+        assert_equal expected, @conn.type_cast(time)
+      end
+
+      def test_type_cast_numeric
+        assert_equal 10, @conn.type_cast(10)
+        assert_equal 2.2, @conn.type_cast(2.2)
+      end
+
+      def test_type_cast_nil
+        assert_nil @conn.type_cast(nil)
+      end
+
+      def test_type_cast_unknown_should_raise_error
+        obj = Class.new.new
+        assert_raise(TypeError) { @conn.type_cast(obj) }
+      end
+
+      def test_type_cast_object_which_responds_to_quoted_id
+        quoted_id_obj = Class.new {
+          def quoted_id
+            "'zomg'"
+          end
+
+          def id
+            10
+          end
+        }.new
+        assert_equal 10, @conn.type_cast(quoted_id_obj)
+
+        quoted_id_obj = Class.new {
+          def quoted_id
+            "'zomg'"
+          end
+        }.new
+        assert_raise(TypeError) { @conn.type_cast(quoted_id_obj) }
+      end
+    end
+
     class QuoteBooleanTest < ActiveRecord::TestCase
       def setup
         @connection = ActiveRecord::Base.connection