Method test_replace

test/null/test_uops.py:289–292

(self)

    self.assertEqual((gidx0*3+1).const_factor(), 1)

  def test_replace(self):
    x = UOp(Ops.PARAM, dtypes.int.ptr(), (), 0)
    self.assertIs(x.replace(arg=None).arg, None)
    with self.assertRaises(AssertionError): x.replace(field="a")

  def test_const_zero_neg_zero_different(self):
    # -0.0 and 0.0 must be different UOps (for IEEE754 correctness, e.g. 1/-0.0 = -inf)