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: ref_test.go
    path of file: ./repos/gitea/modules/git
    
    the code of the file until where you have to start completion: // Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT

package git

import (
	"testing"

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

func TestRefName(t *testing.T) {
	// Test branch names (with and without slash).
	assert.Equal(t, "foo", RefName("refs/heads/foo").BranchName())
	assert.Equal(t, "feature/foo", RefName("refs/heads/feature/foo").BranchName())

	// Test tag na
    
func TestRefName(t *testing.T) {
	// Test branch names (with and without slash).
	assert.Equal(t, "foo", RefName("refs/heads/foo").BranchName())
	assert.Equal(t, "feature/foo", RefName("refs/heads/feature/foo").BranchName())

	// Test tag names (with and without slash).
	assert.Equal(t, "foo", RefName("refs/tags/foo").TagName())
	assert.Equal(t, "release/foo", RefName("refs/tags/release/foo").TagName())

	// Test pull names
	assert.Equal(t, "1", RefName("refs/pull/1/head").PullName())
	assert.Equal(t, "my/pull", RefName("refs/pull/my/pull/head").PullName())

	// Test for branch names
	assert.Equal(t, "main", RefName("refs/for/main").ForBranchName())
	assert.Equal(t, "my/branch", RefName("refs/for/my/branch").ForBranchName())

	// Test commit hashes.
	assert.Equal(t, "c0ffee", RefName("c0ffee").ShortName())
}