fix: 解决单元测试不通过的问题

adjust-grub-theme/adjust_grub_theme_test.go

@@ -207,6 +207,7 @@ func (s *su) TestAdjustThemeNormal() {
 }
 
 func (s *su) TestAdjustThemeFallback() {
+	osVersionFile = "testdata/os-version"
 	optThemeOutputDir = "testdata/tmp"
 	err := adjustThemeFallback()
 	assert.Equal(s.T(), nil, err)

adjust-grub-theme/main.go

@@ -51,6 +51,8 @@ var optTerminalFontName string
 var optFallbackOnly bool
 var logger *log.Logger
 
+var osVersionFile = "/etc/os-version"
+
 func init() {
 	logger = log.NewLogger("adjust-grub-theme")
 
@@ -525,7 +527,7 @@ func loadV25BackgroundImage() (image.Image, image.Image, error) {
 	}
 	logger.Warning("failed to load image background_source:", err)
 
-	systemName, err := getSystemNameFromOSVersionFile("/etc/os-version")
+	systemName, err := getSystemNameFromOSVersionFile(osVersionFile)
 	if err != nil || systemName == "" {
 		logger.Warningf("error get systemName %s: %v\n", systemName, err)
 		return nil, nil, err

adjust-grub-theme/testdata/os-version

@@ -0,0 +1,10 @@
+[Version] 
+SystemName=Deepin
+SystemName[zh_CN]=深度操作系统
+ProductType=Desktop
+ProductType[zh_CN]=桌面
+EditionName=Community
+EditionName[en_US]=Community
+EditionName[zh_CN]=社区版
+MajorVersion=23
+MinorVersion=23