From e68b9d00a6e05b3a941f63ffb696f91e554ac5ec Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 build/codeformat/formatimports_test.go | 125 +++++++++++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 build/codeformat/formatimports_test.go

(limited to 'build/codeformat/formatimports_test.go')

diff --git a/build/codeformat/formatimports_test.go b/build/codeformat/formatimports_test.go
new file mode 100644
index 0000000..1abc9f8
--- /dev/null
+++ b/build/codeformat/formatimports_test.go
@@ -0,0 +1,125 @@
+// 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"
+
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/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
+
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/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)
+}
-- 
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