Very nice looking tests!

Signed-off-by: Kris Nóva <kris@nivenly.com>

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

@@ -1,64 +1,64 @@
 package pngstructure
 
 import (
-	"os"
-	"path"
+    "os"
+    "path"
 
-	log "github.com/dsoprea/go-logging"
+    "github.com/dsoprea/go-logging"
 )
 
 var (
-	assetsPath = ""
+    assetsPath = ""
 )
 
 func getModuleRootPath() string {
-	moduleRootPath := os.Getenv("PNG_MODULE_ROOT_PATH")
-	if moduleRootPath != "" {
-		return moduleRootPath
-	}
+    moduleRootPath := os.Getenv("PNG_MODULE_ROOT_PATH")
+    if moduleRootPath != "" {
+        return moduleRootPath
+    }
 
-	currentWd, err := os.Getwd()
-	log.PanicIf(err)
+    currentWd, err := os.Getwd()
+    log.PanicIf(err)
 
-	currentPath := currentWd
-	visited := make([]string, 0)
+    currentPath := currentWd
+    visited := make([]string, 0)
 
-	for {
-		tryStampFilepath := path.Join(currentPath, ".MODULE_ROOT")
+    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
-		}
+        _, err := os.Stat(tryStampFilepath)
+        if err != nil && os.IsNotExist(err) != true {
+            log.Panic(err)
+        } else if err == nil {
+            break
+        }
 
-		visited = append(visited, tryStampFilepath)
+        visited = append(visited, tryStampFilepath)
 
-		currentPath = path.Dir(currentPath)
-		if currentPath == "/" {
-			log.Panicf("could not find module-root: %v", visited)
-		}
-	}
+        currentPath = path.Dir(currentPath)
+        if currentPath == "/" {
+            log.Panicf("could not find module-root: %v", visited)
+        }
+    }
 
-	return currentPath
+    return currentPath
 }
 
 func getTestAssetsPath() string {
-	if assetsPath == "" {
-		moduleRootPath := getModuleRootPath()
-		assetsPath = path.Join(moduleRootPath, "assets")
-	}
+    if assetsPath == "" {
+        moduleRootPath := getModuleRootPath()
+        assetsPath = path.Join(moduleRootPath, "assets")
+    }
 
-	return assetsPath
+    return assetsPath
 }
 
 func getTestBasicImageFilepath() string {
-	assetsPath := getTestAssetsPath()
-	return path.Join(assetsPath, "libpng.png")
+    assetsPath := getTestAssetsPath()
+    return path.Join(assetsPath, "libpng.png")
 }
 
 func getTestExifImageFilepath() string {
-	assetsPath := getTestAssetsPath()
-	return path.Join(assetsPath, "exif.png")
+    assetsPath := getTestAssetsPath()
+    return path.Join(assetsPath, "exif.png")
 }