pg tests, get rid of `sql_types_test.rb`.

activerecord/test/cases/adapters/postgresql/bytea_test.rb

@@ -28,6 +28,13 @@ def test_column
     assert_equal :binary, @column.type
   end
 
+  def test_binary_columns_are_limitless_the_upper_limit_is_one_GB
+    assert_equal 'bytea', @connection.type_to_sql(:binary, 100_000)
+    assert_raise ActiveRecord::ActiveRecordError do
+      @connection.type_to_sql :binary, 4294967295
+    end
+  end
+
   def test_type_cast_binary_converts_the_encoding
     assert @column
 

activerecord/test/cases/adapters/postgresql/datatype_test.rb

@@ -94,6 +94,13 @@ def test_update_oid
     assert @first_oid.reload
     assert_equal new_value, @first_oid.obj_id
   end
+
+  def test_text_columns_are_limitless_the_upper_limit_is_one_GB
+    assert_equal 'text', @connection.type_to_sql(:text, 100_000)
+    assert_raise ActiveRecord::ActiveRecordError do
+      @connection.type_to_sql :text, 4294967295
+    end
+  end
 end
 
 class PostgresqlInternalDataTypeTest < ActiveRecord::TestCase

activerecord/test/cases/adapters/postgresql/sql_types_test.rb

-require "cases/helper"
-
-class SqlTypesTest < ActiveRecord::TestCase
-  def test_binary_types
-    assert_equal 'bytea', type_to_sql(:binary, 100_000)
-    assert_raise ActiveRecord::ActiveRecordError do
-      type_to_sql :binary, 4294967295
-    end
-    assert_equal 'text', type_to_sql(:text, 100_000)
-    assert_raise ActiveRecord::ActiveRecordError do
-      type_to_sql :text, 4294967295
-    end
-  end
-
-  def type_to_sql(*args)
-    ActiveRecord::Base.connection.type_to_sql(*args)
-  end
-end