From 05e28e39717c4ca5871b13a350c4b142ec9a173b Mon Sep 17 00:00:00 2001 From: ROUVREAU Vincent Date: Tue, 3 Nov 2020 14:09:05 +0100 Subject: code review: use Marc's trick to test relative error --- .../test/Weighted_alpha_complex_unit_test.cpp | 38 ++++++++++++---------- 1 file changed, 20 insertions(+), 18 deletions(-) diff --git a/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp b/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp index 3df76dbf..d267276c 100644 --- a/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp +++ b/src/Alpha_complex/test/Weighted_alpha_complex_unit_test.cpp @@ -49,31 +49,32 @@ BOOST_AUTO_TEST_CASE_TEMPLATE(Zero_weighted_alpha_complex, Kernel, list_of_exact // Alpha complex from points Gudhi::alpha_complex::Alpha_complex alpha_complex_from_points(points); Gudhi::Simplex_tree<> simplex; - BOOST_CHECK(alpha_complex_from_points.create_complex(simplex, std::numeric_limits::Filtration_value>::infinity(), true)); - std::clog << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" << std::endl; + Gudhi::Simplex_tree<>::Filtration_value infty = std::numeric_limits::Filtration_value>::infinity(); + BOOST_CHECK(alpha_complex_from_points.create_complex(simplex, infty, true)); + std::clog << "Iterator on alpha complex simplices in the filtration order, with [filtration value]:" + << std::endl; for (auto f_simplex : simplex.filtration_simplex_range()) { std::clog << " ( "; for (auto vertex : simplex.simplex_vertex_range(f_simplex)) { std::clog << vertex << " "; } - std::clog << ") -> " << "[" << simplex.filtration(f_simplex) << "] "; - std::clog << std::endl; + std::clog << ") -> " << "[" << simplex.filtration(f_simplex) << "] " << std::endl; } // Alpha complex from zero weighted points std::vector weights(20, 0.); Gudhi::alpha_complex::Alpha_complex alpha_complex_from_zero_weighted_points(points, weights); Gudhi::Simplex_tree<> zw_simplex; - BOOST_CHECK(alpha_complex_from_zero_weighted_points.create_complex(zw_simplex, std::numeric_limits::Filtration_value>::infinity(), true)); + BOOST_CHECK(alpha_complex_from_zero_weighted_points.create_complex(zw_simplex, infty, true)); - std::clog << "Iterator on zero weighted alpha complex simplices in the filtration order, with [filtration value]:" << std::endl; + std::clog << "Iterator on zero weighted alpha complex simplices in the filtration order, with [filtration value]:" + << std::endl; for (auto f_simplex : zw_simplex.filtration_simplex_range()) { std::clog << " ( "; for (auto vertex : zw_simplex.simplex_vertex_range(f_simplex)) { std::clog << vertex << " "; } - std::clog << ") -> " << "[" << zw_simplex.filtration(f_simplex) << "] "; - std::clog << std::endl; + std::clog << ") -> " << "[" << zw_simplex.filtration(f_simplex) << "] " << std::endl; } BOOST_CHECK(zw_simplex == simplex); @@ -125,7 +126,8 @@ BOOST_AUTO_TEST_CASE(Weighted_alpha_complex_3d_comparison) { Gudhi::Simplex_tree<> w_simplex_d; BOOST_CHECK(alpha_complex_dD_from_weighted_points.create_complex(w_simplex_d)); - std::clog << "Iterator on weighted alpha complex dD simplices in the filtration order, with [filtration value]:" << std::endl; + std::clog << "Iterator on weighted alpha complex dD simplices in the filtration order, with [filtration value]:" + << std::endl; for (auto f_simplex : w_simplex_d.filtration_simplex_range()) { Points points; for (auto vertex : w_simplex_d.simplex_vertex_range(f_simplex)) { @@ -148,7 +150,8 @@ BOOST_AUTO_TEST_CASE(Weighted_alpha_complex_3d_comparison) { Gudhi::Simplex_tree<> w_simplex_3; BOOST_CHECK(alpha_complex_3D_from_weighted_points.create_complex(w_simplex_3)); - std::clog << "Iterator on weighted alpha complex 3D simplices in the filtration order, with [filtration value]:" << std::endl; + std::clog << "Iterator on weighted alpha complex 3D simplices in the filtration order, with [filtration value]:" + << std::endl; for (auto f_simplex : w_simplex_3.filtration_simplex_range()) { Points points; for (auto vertex : w_simplex_3.simplex_vertex_range(f_simplex)) { @@ -161,8 +164,7 @@ BOOST_AUTO_TEST_CASE(Weighted_alpha_complex_3d_comparison) { for (auto point : points) { std::clog << point[0] << " " << point[1] << " " << point[2] << " | "; } - std::clog << ") -> " << "[" << w_simplex_3.filtration(f_simplex) << "] "; - std::clog << std::endl; + std::clog << ") -> " << "[" << w_simplex_3.filtration(f_simplex) << "] " << std::endl; pts_fltr_3d[points] = w_simplex_d.filtration(f_simplex); } @@ -180,8 +182,9 @@ BOOST_AUTO_TEST_CASE(Weighted_alpha_complex_3d_comparison) { BOOST_CHECK(false); } // In safe mode, relative error is less than 1e-5 (can be changed with set_relative_precision_of_to_double) - if (std::fabs(d3_itr->second - dD_itr->second) / std::fabs(d3_itr->second) > 1e-5) { - std::clog << d3_itr->second << " versus " << dD_itr->second << " diff " << std::fabs(d3_itr->second - dD_itr->second) << std::endl; + if (std::fabs(d3_itr->second - dD_itr->second) > 1e-5 * (std::fabs(d3_itr->second) + std::fabs(dD_itr->second))) { + std::clog << d3_itr->second << " versus " << dD_itr->second << " diff " + << std::fabs(d3_itr->second - dD_itr->second) << std::endl; BOOST_CHECK(false); } ++dD_itr; @@ -210,18 +213,17 @@ BOOST_AUTO_TEST_CASE_TEMPLATE(Weighted_alpha_complex_non_visible_points, Kernel, Gudhi::Simplex_tree<> stree; BOOST_CHECK(alpha_complex.create_complex(stree)); - std::clog << "Iterator on weighted alpha complex simplices in the filtration order, with [filtration value]:" << std::endl; + std::clog << "Iterator on weighted alpha complex simplices in the filtration order, with [filtration value]:" + << std::endl; for (auto f_simplex : stree.filtration_simplex_range()) { std::clog << " ( "; for (auto vertex : stree.simplex_vertex_range(f_simplex)) { std::clog << vertex << " "; } - std::clog << ") -> " << "[" << stree.filtration(f_simplex) << "] "; - std::clog << std::endl; + std::clog << ") -> " << "[" << stree.filtration(f_simplex) << "] " << std::endl; } BOOST_CHECK(stree.filtration(stree.find({0})) == -100.); BOOST_CHECK(stree.filtration(stree.find({1})) == stree.filtration(stree.find({0, 1}))); BOOST_CHECK(stree.filtration(stree.find({1})) > 100000); - } \ No newline at end of file -- cgit v1.2.3