From 8c9a4d4d0ecef68ff3cd0f7806a69013d34a2013 Mon Sep 17 00:00:00 2001
From: Vivien Maisonneuve <v.maisonneuve@gmail.com>
Date: Sat, 5 Jul 2014 10:29:18 +0200
Subject: [PATCH] Minor improvements in testing of new expressions

---
 pypol/tests/test_linexprs.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pypol/tests/test_linexprs.py b/pypol/tests/test_linexprs.py
index 5beaa17..c55c842 100644
--- a/pypol/tests/test_linexprs.py
+++ b/pypol/tests/test_linexprs.py
@@ -19,8 +19,8 @@ class TestExpression(unittest.TestCase):
         self.expr = self.x - 2*self.y + 3
 
     def test_new(self):
-        self.assertIsInstance(self.x, Symbol)
-        self.assertIsInstance(self.pi, Rational)
+        self.assertIsInstance(Expression(coefficients={self.x: 1}), Symbol)
+        self.assertIsInstance(Expression(constant=self.pi), Rational)
         self.assertNotIsInstance(self.x + self.pi, Symbol)
         self.assertNotIsInstance(self.x + self.pi, Rational)
         xx = Expression({self.x: 2})
-- 
2.20.1