File indexing completed on 2023-10-25 09:58:36
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0008 #include <stdexcept>
0009 #include <cppunit/extensions/HelperMacros.h>
0010
0011 #include "PhysicsTools/TensorFlow/interface/TensorFlow.h"
0012
0013 #include "testBase.h"
0014
0015 class testGraphLoading : public testBase {
0016 CPPUNIT_TEST_SUITE(testGraphLoading);
0017 CPPUNIT_TEST(test);
0018 CPPUNIT_TEST_SUITE_END();
0019
0020 public:
0021 std::string pyScript() const override;
0022 void test() override;
0023 };
0024
0025 CPPUNIT_TEST_SUITE_REGISTRATION(testGraphLoading);
0026
0027 std::string testGraphLoading::pyScript() const { return "createconstantgraph.py"; }
0028
0029 void testGraphLoading::test() {
0030 std::string pbFile = dataPath_ + "/constantgraph.pb";
0031
0032 std::cout << "Testing CPU backend" << std::endl;
0033 tensorflow::Backend backend = tensorflow::Backend::cpu;
0034
0035
0036 tensorflow::Options options{backend};
0037 tensorflow::GraphDef* graphDef = tensorflow::loadGraphDef(pbFile);
0038 CPPUNIT_ASSERT(graphDef != nullptr);
0039
0040
0041 tensorflow::Session* session = tensorflow::createSession(graphDef, options);
0042 CPPUNIT_ASSERT(session != nullptr);
0043
0044
0045 CPPUNIT_ASSERT_THROW(tensorflow::createSession(nullptr, options), cms::Exception);
0046
0047
0048 tensorflow::Tensor input(tensorflow::DT_FLOAT, {1, 10});
0049 float* d = input.flat<float>().data();
0050 for (size_t i = 0; i < 10; i++, d++) {
0051 *d = float(i);
0052 }
0053 tensorflow::Tensor scale(tensorflow::DT_FLOAT, {});
0054 scale.scalar<float>()() = 1.0;
0055
0056 std::vector<tensorflow::Tensor> outputs;
0057 tensorflow::Status status = session->Run({{"input", input}, {"scale", scale}}, {"output"}, {}, &outputs);
0058 if (!status.ok()) {
0059 std::cout << status.ToString() << std::endl;
0060 CPPUNIT_ASSERT(false);
0061 }
0062
0063
0064 CPPUNIT_ASSERT(outputs.size() == 1);
0065 std::cout << outputs[0].DebugString() << std::endl;
0066 CPPUNIT_ASSERT(outputs[0].matrix<float>()(0, 0) == 46.);
0067
0068
0069 outputs.clear();
0070 tensorflow::run(session, {{"input", input}, {"scale", scale}}, {"output"}, &outputs);
0071 CPPUNIT_ASSERT(outputs.size() == 1);
0072 std::cout << outputs[0].DebugString() << std::endl;
0073 CPPUNIT_ASSERT(outputs[0].matrix<float>()(0, 0) == 46.);
0074
0075
0076 CPPUNIT_ASSERT_THROW(tensorflow::run(session, {{"foo", input}}, {"output"}, &outputs), cms::Exception);
0077
0078
0079 CPPUNIT_ASSERT(tensorflow::closeSession(session));
0080 CPPUNIT_ASSERT(session == nullptr);
0081 delete graphDef;
0082 }