Function TEST

src/core/test/graph/add_update.cpp:11–21

#if MGB_ENABLE_EXCEPTION
TEST(TestGraph, ForceUpdate0) {
    // opr taking both versions of var
    auto t0 =
            std::make_shared<DeviceTensorND>(CompNode::load("xpu0"), TensorShape{2, 2});
    auto t1 = std::make_shared<HostTensorND>(CompNode::load("xpu0"), TensorShape{2, 2});
    auto graph = ComputingGraph::make();
    SymbolVar x = opr::SharedDeviceTensor::make(*graph, t0),
              y = opr::Host2DeviceCopy::make(*graph, t1),
              z = opr::AddUpdate::make(x, y), zz = opr::add(x, z);
    EXPECT_THROW(graph->compile({{zz, [](DeviceTensorND&) {}}}), GraphError);
}
#endif

TEST(TestGraph, ForceUpdate1) {