// Copyright 2021 The Gitea Authors. All rights reserved.// SPDX-License-Identifier: MIT package codeformat import (	"testing" 	"github.com/stretchr/testify/assert"	"github.com/stretchr/testify/require") func TestFormatImportsSimple(t *testing.T) {	formatted, err := formatGoImports([]byte(`package codeformat import (	"github.com/stretchr/testify/assert"	"testing")`)) 	expected := `package codeformat import (	"testing" 	"github.com/stretchr/testify/assert")` 	require.NoError(t, err)	assert.Equal(t, expected, string(formatted))} func TestFormatImportsGroup(t *testing.T) {	// gofmt/goimports won't group the packages, for example, they produce such code:	//     "bytes"	//     "image"	//        (a blank line)	//     "fmt"	//     "image/color/palette"	// our formatter does better, and these packages are grouped into one. 	formatted, err := formatGoImports([]byte(`package test import (	"bytes"	"fmt"	"image"	"image/color" 	_ "image/gif"  // for processing gif images	_ "image/jpeg" // for processing jpeg images	_ "image/png"  // for processing png images 	"code.gitea.io/other/package" 	"forgejo.org/modules/setting"	"forgejo.org/modules/util"   "xorm.io/the/package" 	"github.com/issue9/identicon"	"github.com/nfnt/resize"	"github.com/oliamb/cutter")`)) 	expected := `package test import (	"bytes"	"fmt"	"image"	"image/color" 	_ "image/gif"  // for processing gif images	_ "image/jpeg" // for processing jpeg images	_ "image/png"  // for processing png images 	"forgejo.org/modules/setting"	"forgejo.org/modules/util" 	"code.gitea.io/other/package"	"github.com/issue9/identicon"	"github.com/nfnt/resize"	"github.com/oliamb/cutter"	"xorm.io/the/package")` 	require.NoError(t, err)	assert.Equal(t, expected, string(formatted))} func TestFormatImportsInvalidComment(t *testing.T) {	// why we shouldn't write comments between imports: it breaks the grouping of imports	// for example:	//    "pkg1"	//    "pkg2"	//    // a comment	//    "pkgA"	//    "pkgB"	// the comment splits the packages into two groups, pkg1/2 are sorted separately, pkgA/B are sorted separately	// we don't want such code, so the code should be:	//    "pkg1"	//    "pkg2"	//    "pkgA" // a comment	//    "pkgB" 	_, err := formatGoImports([]byte(`package test import (  "image/jpeg"	// for processing gif images	"image/gif")`))	require.ErrorIs(t, err, errInvalidCommentBetweenImports)}