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