From ce58e76ba943644512057dc3ee1fc7f61d689fa4 Mon Sep 17 00:00:00 2001
From: Rafael Passos <rafael@rcpassos.me>
Date: Fri, 26 Apr 2019 13:06:44 -0300
Subject: [PATCH] tests for openImageFromPath helper

---
 examples/stego_test.go | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 examples/stego_test.go

diff --git a/examples/stego_test.go b/examples/stego_test.go
new file mode 100644
index 0000000..0d0133f
--- /dev/null
+++ b/examples/stego_test.go
@@ -0,0 +1,31 @@
+package main
+
+import (
+	"image"
+	"log"
+	"testing"
+)
+
+var rawInputFile = "./stegosaurus.png"
+var encodedInputFile = "./encoded_stegosaurus.png"
+
+func TestOpenImageFromPath(t *testing.T) {
+	img, err := OpenImageFromPath(rawInputFile)
+	if err != nil {
+		log.Printf("Error opening or Decoding file %s: %v", rawInputFile, err)
+		t.FailNow()
+	}
+	if (img.Bounds().Bounds() != image.Rectangle{image.Point{0, 0}, image.Point{1195, 642}}) {
+		log.Printf("Image has wrong size")
+		t.FailNow()
+
+	}
+}
+
+func TestEmptyPathHelperFunction(t *testing.T) {
+	_, err := OpenImageFromPath(" ")
+	if err == nil {
+		log.Print("Empty path given, err could not be nil.")
+		t.FailNow()
+	}
+}