Test target shape

apache · Mar 16, 2019 · c332006 · c332006
1 parent ae0e081
commit c332006
Showing 1 changed file with 8 additions and 7 deletions.
diff --git a/tests/python/unittest/test_operator.py b/tests/python/unittest/test_operator.py
@@ -1503,20 +1503,21 @@ def _init_bilinear(arr, f):
         arr[:] = weight.reshape(shape)
         return arr
 
-    arr = {'data': mx.random.uniform(-10.0, 10.0, data_shape, ctx=mx.cpu()).copyto(default_context()),
-        'weight':  mx.nd.array(_init_bilinear(mx.ndarray.empty(weight_shape).asnumpy(), root_scale))}
-
-    out_grad = arr['data']
-    data = mx.sym.Variable(name="data")
-    up = mx.sym.UpSampling(data,
+    up = mx.sym.UpSampling(mx.sym.Variable("data"),
         mx.sym.Variable('weight'), sample_type='bilinear', scale=root_scale,
         num_filter=num_filter, num_args=2)
     arg_shapes, out_shapes, _ = up.infer_shape(data=data_shape)
+    arr = {'data': mx.random.uniform(-5, 5, data_shape, ctx=mx.cpu()).copyto(default_context()),
+        'weight':  mx.nd.array(_init_bilinear(mx.ndarray.empty(arg_shapes[1]).asnumpy(), root_scale))}
+
     arr_grad = [mx.nd.empty(s) for s in arg_shapes]
     exe = up.bind(default_context(), args=arr, args_grad=arr_grad)
     exe.forward(is_train=True)
     out = exe.outputs[0].asnumpy()
-    exe.backward(out_grad)
+    exe.backward(exe.outputs)
+    target_shape = (data_shape[2] * root_scale, data_shape[3] * root_scale)
+    assert out.shape == data_shape[:2] + target_shape
+
 
 @with_seed()
 def test_nearest_upsampling():