1 files changed, 39 insertions, 0 deletions
diff --git a/models/user/avatar_test.go b/models/user/avatar_test.go
index 1078875ee1..941068957c 100644
--- a/models/user/avatar_test.go
+++ b/models/user/avatar_test.go
@@ -4,13 +4,18 @@
 package user
 
 import (
+	"io"
+	"strings"
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/storage"
 	"code.gitea.io/gitea/modules/test"
 
 	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestUserAvatarLink(t *testing.T) {
@@ -26,3 +31,37 @@ func TestUserAvatarLink(t *testing.T) {
 	link = u.AvatarLink(db.DefaultContext)
 	assert.Equal(t, "https://localhost/sub-path/avatars/avatar.png", link)
 }
+
+func TestUserAvatarGenerate(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	var err error
+	tmpDir := t.TempDir()
+	storage.Avatars, err = storage.NewLocalStorage(t.Context(), &setting.Storage{Path: tmpDir})
+	require.NoError(t, err)
+
+	u := unittest.AssertExistsAndLoadBean(t, &User{ID: 2})
+
+	// there was no avatar, generate a new one
+	assert.Empty(t, u.Avatar)
+	err = GenerateRandomAvatar(db.DefaultContext, u)
+	require.NoError(t, err)
+	assert.NotEmpty(t, u.Avatar)
+
+	// make sure the generated one exists
+	oldAvatarPath := u.CustomAvatarRelativePath()
+	_, err = storage.Avatars.Stat(u.CustomAvatarRelativePath())
+	require.NoError(t, err)
+	// and try to change its content
+	_, err = storage.Avatars.Save(u.CustomAvatarRelativePath(), strings.NewReader("abcd"), 4)
+	require.NoError(t, err)
+
+	// try to generate again
+	err = GenerateRandomAvatar(db.DefaultContext, u)
+	require.NoError(t, err)
+	assert.Equal(t, oldAvatarPath, u.CustomAvatarRelativePath())
+	f, err := storage.Avatars.Open(u.CustomAvatarRelativePath())
+	require.NoError(t, err)
+	defer f.Close()
+	content, _ := io.ReadAll(f)
+	assert.Equal(t, "abcd", string(content))
+}