1#include <caffe2/serialize/versions.h>
2#include <gtest/gtest.h>
3#include <torch/csrc/jit/api/module.h>
4#include <torch/csrc/jit/operator_upgraders/upgraders.h>
5#include <torch/csrc/jit/operator_upgraders/version_map.h>
6#include <torch/csrc/jit/serialization/import.h>
7
8#include <test/cpp/jit/test_utils.h>
9
10namespace torch {
11namespace jit {
12
13// Basic tests to check if C++ torch::jit::load
14// can load the upgraders fine
15// TODO (tugsuu) add more tests
16TEST(UpgraderLoad, CanPopulateUpgradersGraph) {
17 Module m("m");
18 m.define(R"(
19 def forward(self, x: Tensor):
20 b = 5
21 return torch.div(x, b)
22 )");
23 std::stringstream ms;
24 m.save(ms);
25 auto loaded_m = torch::jit::load(ms);
26 auto version_map = get_operator_version_map();
27 auto upgraders = dump_upgraders_map();
28
29 for (const auto& entry : version_map) {
30 auto list_of_upgraders_for_op = entry.second;
31 for (const auto& upgrader_entry : list_of_upgraders_for_op) {
32 EXPECT_TRUE(
33 upgraders.find(upgrader_entry.upgrader_name) != upgraders.end());
34 }
35 }
36
37 auto test_graph = loaded_m.get_method("forward").graph();
38 // should have saved with version 4, so it is still up to date
39 testing::FileCheck().check_count("aten::div", 1, true)->run(*test_graph);
40}
41
42} // namespace jit
43} // namespace torch
44