From c6e86fc1bfee7cb91782dd7067408d78a8e48ed9 Mon Sep 17 00:00:00 2001
From: Christoph Helma <helma@in-silico.ch>
Date: Tue, 8 Nov 2016 16:04:49 +0100
Subject: probability plot for classification

---
 test/descriptor.rb | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'test/descriptor.rb')

diff --git a/test/descriptor.rb b/test/descriptor.rb
index e5d8ff9..42d4661 100644
--- a/test/descriptor.rb
+++ b/test/descriptor.rb
@@ -12,7 +12,9 @@ class DescriptorTest < MiniTest::Test
 
   def test_smarts
     c = OpenTox::Compound.from_smiles "N=C=C1CCC(=F=FO)C1"
-    File.open("tmp.png","w+"){|f| f.puts c.png}
+    File.open("/tmp/tmp.png","w+"){|f| f.puts c.png}
+    assert_match /^PNG/,`file -b /tmp/tmp.png`
+    File.delete "/tmp/tmp.png"
     s = Smarts.find_or_create_by(:smarts => "F=F")
     result = c.smarts_match [s]
     assert_equal [1], result
-- 
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