You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: not_in_test.go
    path of file: ./repos/ozzo-validation
    
    the code of the file until where you have to start completion: // Copyright 2016 Qiang Xue, Google LLC. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.

package validation

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestNotIn(t *testing.T) {
	v := 1
	var v2 *int
	var tests = []struct {
		tag    string
		values []interface{}
		value  interface{}
		err    string
	}{
		{"t0", []interface{}{1, 2}, 0, ""},
		{"t1", []interface{}{1, 2}, 1, "must not be in list"},
		{"t2", []interface
    
func TestNotIn(t *testing.T) {
	v := 1
	var v2 *int
	var tests = []struct {
		tag    string
		values []interface{}
		value  interface{}
		err    string
	}{
		{"t0", []interface{}{1, 2}, 0, ""},
		{"t1", []interface{}{1, 2}, 1, "must not be in list"},
		{"t2", []interface{}{1, 2}, 2, "must not be in list"},
		{"t3", []interface{}{1, 2}, 3, ""},
		{"t4", []interface{}{}, 3, ""},
		{"t5", []interface{}{1, 2}, "1", ""},
		{"t6", []interface{}{1, 2}, &v, "must not be in list"},
		{"t7", []interface{}{1, 2}, v2, ""},
	}

	for _, test := range tests {
		r := NotIn(test.values...)
		err := r.Validate(test.value)
		assertError(t, test.err, err, test.tag)
	}
}