gotosocial/vendor/github.com/dsoprea/go-png-image-structure/v2/testing_common.go

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2022-01-23 14:41:31 +01:00
package pngstructure
import (
"os"
"path"
"github.com/dsoprea/go-logging"
)
var (
assetsPath = ""
)
func getModuleRootPath() string {
moduleRootPath := os.Getenv("PNG_MODULE_ROOT_PATH")
if moduleRootPath != "" {
return moduleRootPath
}
currentWd, err := os.Getwd()
log.PanicIf(err)
currentPath := currentWd
visited := make([]string, 0)
for {
tryStampFilepath := path.Join(currentPath, ".MODULE_ROOT")
_, err := os.Stat(tryStampFilepath)
if err != nil && os.IsNotExist(err) != true {
log.Panic(err)
} else if err == nil {
break
}
visited = append(visited, tryStampFilepath)
currentPath = path.Dir(currentPath)
if currentPath == "/" {
log.Panicf("could not find module-root: %v", visited)
}
}
return currentPath
}
func getTestAssetsPath() string {
if assetsPath == "" {
moduleRootPath := getModuleRootPath()
assetsPath = path.Join(moduleRootPath, "assets")
}
return assetsPath
}
func getTestBasicImageFilepath() string {
assetsPath := getTestAssetsPath()
return path.Join(assetsPath, "libpng.png")
}
func getTestExifImageFilepath() string {
assetsPath := getTestAssetsPath()
return path.Join(assetsPath, "exif.png")
}