From d4c8a832a29a951033db0947c1b057c0a36eb128 Mon Sep 17 00:00:00 2001
From: spiglerg <spiglerg@gmail.com>
Date: Wed, 10 Apr 2019 11:13:01 +0200
Subject: [PATCH] fixed test_rendertools

---
 tests/test_rendertools.py | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/tests/test_rendertools.py b/tests/test_rendertools.py
index 39430d67..93452fa2 100644
--- a/tests/test_rendertools.py
+++ b/tests/test_rendertools.py
@@ -39,12 +39,11 @@ def checkFrozenImage(sFileImage):
     bytesFrozenImage = None
     for sDir in [ "/images/", "/images/test/" ]:
         sfPath = sDirRoot + sDir + sFileImage
-        with open(sfPath, "rb") as fIn:
-            bytesImage = fIn.read()
-            if bytesFrozenImage == None:
-                bytesFrozenImage = bytesImage
-            else:
-                assert(bytesFrozenImage == bytesImage)
+        bytesImage = plt.imread(sfPath)
+        if bytesFrozenImage is None:
+            bytesFrozenImage = bytesImage
+        else:
+            assert (np.sum(np.square(bytesFrozenImage-bytesImage)))
 
 
 def test_render_env():
-- 
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