Function ASSERT_OK_AND_ASSIGN

cpp/src/arrow/gpu/cuda_test.cc:245–245

wrap event with no-op destructor

  {
    // wrap event with no-op destructor
    ASSERT_OK_AND_ASSIGN(auto ev, mm_->WrapDeviceSyncEvent(&event, [](void*) {}));
    ASSERT_TRUE(ev);
    // verify it's the same event we passed in
    ASSERT_EQ(ev->get_raw(), &event);