From 429d4f06cede4d97144592eff91689fc1c707474 Mon Sep 17 00:00:00 2001 From: vrouvrea Date: Wed, 10 Dec 2014 14:04:18 +0000 Subject: Add persistent unit test - warning fix - cpplint fix git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/cpplint_test@346 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: 9ef774de762c68a449b2a9791085f58c39a0705e --- .../test/persistent_cohomology_unit_test.cpp | 170 +++++++++++++++++++++ 1 file changed, 170 insertions(+) create mode 100644 src/Persistent_cohomology/test/persistent_cohomology_unit_test.cpp (limited to 'src/Persistent_cohomology/test/persistent_cohomology_unit_test.cpp') diff --git a/src/Persistent_cohomology/test/persistent_cohomology_unit_test.cpp b/src/Persistent_cohomology/test/persistent_cohomology_unit_test.cpp new file mode 100644 index 00000000..e180bea3 --- /dev/null +++ b/src/Persistent_cohomology/test/persistent_cohomology_unit_test.cpp @@ -0,0 +1,170 @@ +#define BOOST_TEST_MODULE const_string test +#include +#include +#include +#include +#include + +#include // std::pair, std::make_pair + +#include // float comparison +#include + +#include "gudhi/graph_simplicial_complex.h" +#include "gudhi/reader_utils.h" +#include "gudhi/Simplex_tree.h" +#include "gudhi/Persistent_cohomology.h" + +using namespace Gudhi; + +typedef Simplex_tree<> typeST; + +std::string test_rips_persistence(int coefficient, int min_persistence) { + const std::string inputFile("simplex_tree_file_for_unit_test.txt"); + std::ifstream simplex_tree_stream; + simplex_tree_stream.open(inputFile.c_str()); + typeST st; + simplex_tree_stream >> st; + simplex_tree_stream.close(); + + // Display the Simplex_tree + std::cout << "The complex contains " << st.num_simplices() << " simplices" << " - dimension= " << st.dimension() + << " - filtration= " << st.filtration() << std::endl; + + // Check + BOOST_CHECK(st.num_simplices() == 98); + BOOST_CHECK(st.dimension() == 3); + BOOST_CHECK(st.filtration() == 1.89); + + // Sort the simplices in the order of the filtration + st.initialize_filtration(); + + // Compute the persistence diagram of the complex + Persistent_cohomology, Field_Zp> pcoh(st); + + pcoh.init_coefficients( coefficient ); // initializes the coefficient field for homology + // Check infinite rips + pcoh.compute_persistent_cohomology( min_persistence ); // Minimal lifetime of homology feature to be recorded. + std::ostringstream ossInfinite; + + pcoh.output_diagram(ossInfinite); + std::string strInfinite = ossInfinite.str(); + return strInfinite; +} + +void test_rips_persistence_in_dimension(int dimension) { + std::string value0(" 0 0.02 1.12"); + std::string value1(" 0 0.03 1.13"); + std::string value2(" 0 0.04 1.14"); + std::string value3(" 0 0.05 1.15"); + std::string value4(" 0 0.06 1.16"); + std::string value5(" 0 0.07 1.17"); + std::string value6(" 0 0.08 1.18"); + std::string value7(" 0 0.09 1.19"); + std::string value8(" 0 0 inf" ); + std::string value9(" 0 0.01 inf" ); + + value0.insert(0,std::to_string(dimension)); + value1.insert(0,std::to_string(dimension)); + value2.insert(0,std::to_string(dimension)); + value3.insert(0,std::to_string(dimension)); + value4.insert(0,std::to_string(dimension)); + value5.insert(0,std::to_string(dimension)); + value6.insert(0,std::to_string(dimension)); + value7.insert(0,std::to_string(dimension)); + value8.insert(0,std::to_string(dimension)); + value9.insert(0,std::to_string(dimension)); + + std::cout << "********************************************************************" << std::endl; + std::cout << "TEST OF RIPS_PERSISTENT_COHOMOLOGY_SINGLE_FIELD DIM=" << dimension << " MIN_PERS=0" << std::endl; + + std::string str_rips_persistence = test_rips_persistence(dimension, 0); + + BOOST_CHECK(str_rips_persistence.find(value0) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value1) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value2) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value3) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value4) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value5) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value6) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value7) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value8) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value9) != std::string::npos); // Check found + std::cout << "str_rips_persistence=" << str_rips_persistence << std::endl; + + std::cout << "********************************************************************" << std::endl; + std::cout << "TEST OF RIPS_PERSISTENT_COHOMOLOGY_SINGLE_FIELD DIM=" << dimension << " MIN_PERS=1" << std::endl; + + str_rips_persistence = test_rips_persistence(dimension, 1); + + BOOST_CHECK(str_rips_persistence.find(value0) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value1) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value2) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value3) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value4) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value5) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value6) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value7) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value8) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value9) != std::string::npos); // Check found + std::cout << "str_rips_persistence=" << str_rips_persistence << std::endl; + + std::cout << "********************************************************************" << std::endl; + std::cout << "TEST OF RIPS_PERSISTENT_COHOMOLOGY_SINGLE_FIELD DIM=" << dimension << " MIN_PERS=2" << std::endl; + + str_rips_persistence = test_rips_persistence(dimension, 2); + + BOOST_CHECK(str_rips_persistence.find(value0) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value1) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value2) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value3) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value4) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value5) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value6) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value7) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value8) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value9) != std::string::npos); // Check found + std::cout << "str_rips_persistence=" << str_rips_persistence << std::endl; + + std::cout << "********************************************************************" << std::endl; + std::cout << "TEST OF RIPS_PERSISTENT_COHOMOLOGY_SINGLE_FIELD DIM=" << dimension << " MIN_PERS=Inf" << std::endl; + + str_rips_persistence = test_rips_persistence(dimension, std::numeric_limits::max()); + + BOOST_CHECK(str_rips_persistence.find(value0) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value1) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value2) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value3) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value4) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value5) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value6) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value7) == std::string::npos); // Check not found + BOOST_CHECK(str_rips_persistence.find(value8) != std::string::npos); // Check found + BOOST_CHECK(str_rips_persistence.find(value9) != std::string::npos); // Check found + std::cout << "str_rips_persistence=" << str_rips_persistence << std::endl; +} + +BOOST_AUTO_TEST_CASE( rips_persistent_cohomology_single_field_dim_1 ) +{ + test_rips_persistence_in_dimension(1); +} + +BOOST_AUTO_TEST_CASE( rips_persistent_cohomology_single_field_dim_2 ) +{ + test_rips_persistence_in_dimension(2); +} + +BOOST_AUTO_TEST_CASE( rips_persistent_cohomology_single_field_dim_3 ) +{ + test_rips_persistence_in_dimension(3); +} + +BOOST_AUTO_TEST_CASE( rips_persistent_cohomology_single_field_dim_5 ) +{ + test_rips_persistence_in_dimension(5); +} + +// TODO(VR): not working from 6 +// std::string str_rips_persistence = test_rips_persistence(6, 0); +// TODO(VR): division by zero +// std::string str_rips_persistence = test_rips_persistence(0, 0); -- cgit v1.2.3