Fix Usmm test in fast_compile mode.

theano/sparse/tests/test_basic.py

@@ -675,15 +675,20 @@ class UsmmTests(unittest.TestCase):
                 assert abs(f_a_out - f_b_out).max() < 1e-4
             topo = f_a.maker.env.toposort()
             up = theano.scalar.upcast(dtype1, dtype2, dtype3, dtype4)
-            if y.type.dtype == up and format1 == 'csc' and format2 == 'dense':
+
+            fast_compile = theano.config.mode == "FAST_COMPILE"
+
+            if (y.type.dtype == up and format1 == 'csc' and format2 == 'dense'
+                and not fast_compile) and up in ('float32', 'float64'):
+                # The op UsmmCscDense should be inserted
                 assert (sum([isinstance(node.op, tensor.Elemwise) and
                              isinstance(node.op.scalar_op,
                                         theano.scalar.basic.Cast)
                              for node in topo]) == len(topo) - 5)
                 new_topo = []
                 for node in topo:
-                    if not isinstance(node.op, tensor.Elemwise) and \
-                       isinstance(node.op.scalar_op, theano.scalar.basic.Cast):
+                    if not (isinstance(node.op, tensor.Elemwise) and \
+                       isinstance(node.op.scalar_op, theano.scalar.basic.Cast)):
                         new_topo.append(node)
                 topo = new_topo
                 assert len(topo) == 5, topo
@@ -698,7 +703,8 @@ class UsmmTests(unittest.TestCase):
                 assert isinstance(topo[4].op, theano.sparse.UsmmCscDense)
                 if inplace:
                     assert topo[4].op.inplace
-            else:
+            elif not fast_compile:
+                # The op Usmm should be inserted
                 assert len(topo)==3, topo
                 assert isinstance(topo[0].op, theano.tensor.DimShuffle)
                 assert topo[1].op == theano.tensor.neg