X-Git-Url: https://scm.cri.ensmp.fr/git/linpy.git/blobdiff_plain/08697512e84abaa87be93fa61ac30937d24d4364..51e97eade63b2f4c7b500feb503436cc4a886e59:/pypol/tests/test_domains.py

diff --git a/pypol/tests/test_domains.py b/pypol/tests/test_domains.py
index e4f996c..529025e 100644
--- a/pypol/tests/test_domains.py
+++ b/pypol/tests/test_domains.py
@@ -1,3 +1,20 @@
+"""
+    This file is part of Linpy.
+
+    Linpy is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Linpy is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Linpy.  If not, see <http://www.gnu.org/licenses/>.
+"""
+
 import unittest
 
 from ..domains import *
@@ -104,7 +121,8 @@ class TestDomain(unittest.TestCase):
 
     def test_sample(self):
         self.assertEqual(self.square6.sample(), {Symbol('x'): 1, Symbol('y'): 3})
-        self.assertEqual(self.empty.sample(), None)
+        with self.assertRaises(ValueError):
+            self.empty.sample()
         self.assertEqual(self.universe.sample(), {})
 
     def test_intersection(self):
@@ -160,3 +178,5 @@ class TestDomain(unittest.TestCase):
         self.assertTrue(self.square1.involves_dims(symbols('x y')))
         self.assertFalse(self.empty.involves_dims(symbols('x')))
         self.assertFalse(self.universe.involves_dims(symbols('x')))
+        
+# Copyright 2014 MINES ParisTech