Fix a couple of tests

cwrowley · cwrowley · commit eb6f8c4c3ddc · 2014-08-11T15:39:01.000-04:00
diff --git a/control/tests/matlab_test.py b/control/tests/matlab_test.py
@@ -320,7 +320,7 @@ def testFreqresp(self):
 
     def testEvalfr(self):
         w = 1j
-        self.assertEqual(evalfr(self.siso_ss1, w), 44.8-21.4j)
+        np.testing..assert_almost_equal(evalfr(self.siso_ss1, w), 44.8-21.4j)
         evalfr(self.siso_ss2, w)
         evalfr(self.siso_ss3, w)
         evalfr(self.siso_tf1, w)
diff --git a/control/tests/xferfcn_test.py b/control/tests/xferfcn_test.py
@@ -97,7 +97,7 @@ def testTruncateCoeff2(self):
     def testNegScalar(self):
         """Negate a direct feedthrough system."""
         
-        sys1 = TransferFunction(2., np.array([-3]))
+        sys1 = TransferFunction(2., np.array([-3.]))
         sys2 = - sys1
         
         np.testing.assert_array_equal(sys2.num, [[[-2.]]])
