t.Fatalf("expects 1 relations, but got %v", len(userSchema.Relationships.Relations))
	}

	if createdByRel, ok := userSchema.Relationships.Relations["CreatedBy"]; ok {
		if createdByRel.FieldSchema != userSchema {
			t.Fatalf("expects same field schema, but got new %p, old %p", createdByRel.FieldSchema, userSchema)
		}
	} else {
		t.Fatalf("expects created by relations, but not found")
	}
}

	user := *GetUser("create", Config{})

	if results := DB.Create(&user); results.Error != nil {
		t.Fatalf("errors happened when create: %v", results.Error)
	} else if results.RowsAffected != 1 {
		t.Fatalf("rows affected expects: %v, got %v", 1, results.RowsAffected)
	}

	if user.ID == 0 {
		t.Errorf("user's primary key should has value after create, got : %v", user.ID)
	}

	if user.CreatedAt.IsZero() {

		funcs = reflect.ValueOf(v).Elem().FieldByName("fns")
	)

	for i := 0; i < funcs.Len(); i++ {
		got = append(got, getFuncName(funcs.Index(i)))
	}

	return fmt.Sprint(got) == fmt.Sprint(fnames), fmt.Sprintf("expects %v, got %v", fnames, got)
}

func getFuncName(fc interface{}) string {
	reflectValue, ok := fc.(reflect.Value)
	if !ok {
		reflectValue = reflect.ValueOf(fc)
	}

					t.Fatalf("column name type should be correct, name: %v, length: %v, expects: %v, column: %#v",
						columnType.Name(), columnType.DatabaseTypeName(), dataType, columnType)
				}
				if length, ok := columnType.Length(); !ok || length != 100 {
					t.Fatalf("column name length should be correct, name: %v, length: %v, expects: %v, column: %#v",
						columnType.Name(), length, 100, columnType)
				}
			case "age":

		},
	}

	for idx, r := range results {
		if result := logger.ExplainSQL(r.SQL, r.NumericRegexp, `"`, r.Vars...); result != r.Result {
			t.Errorf("Explain SQL #%v expects %v, but got %v", idx, r.Result, result)
		}
	}

		totalBatch += batch

		if tx.RowsAffected != 2 {
			t.Errorf("Incorrect affected rows, expects: 2, got %v", tx.RowsAffected)
		}

		if len(results) != 2 {
			t.Errorf("Incorrect users length, expects: 2, got %v", len(results))
		}

		for idx := range results {
			results[idx].Name = results[idx].Name + "_new"
		}