def testCheckSymmetric(self):
W = numpy.random.rand(5, 5)
W = W.T + W
Parameter.checkSymmetric(W)
W[0, 1] += 0.1
self.assertRaises(ValueError, Parameter.checkSymmetric, W)
self.assertRaises(ValueError, Parameter.checkSymmetric, W, 0.1)
Parameter.checkSymmetric(W, 0.2)
