From 8886fd76761069e26263d0953ba5ef77b338cc6a Mon Sep 17 00:00:00 2001 From: Timo Heister Date: Tue, 11 Jul 2023 16:19:09 -0400 Subject: [PATCH] Test examples --- tests/examples/README.md | 25 +++++ tests/examples/step-10.diff | 16 +++ tests/examples/step-10.output | 88 +++++++++++++++ tests/examples/step-11.diff | 0 tests/examples/step-11.output | 30 +++++ tests/examples/step-12.diff | 16 +++ tests/examples/step-12.output | 36 ++++++ tests/examples/step-13.diff | 4 + tests/examples/step-13.output | 26 +++++ tests/examples/step-14.diff | 0 tests/examples/step-14.output | 36 ++++++ tests/examples/step-16.diff | 11 ++ tests/examples/step-16.output | 48 ++++++++ tests/examples/step-17.diff | 4 + tests/examples/step-17.with_petsc=true.output | 32 ++++++ tests/examples/step-3.diff | 4 + tests/examples/step-3.output | 3 + tests/examples/step-4.diff | 0 tests/examples/step-4.output | 10 ++ tests/examples/step-40.diff | 6 +- tests/examples/step-56.diff | 10 +- tests/examples/step-6.diff | 4 + tests/examples/step-6.output | 18 +++ tests/examples/step-7.diff | 4 + tests/examples/step-7.output | 106 ++++++++++++++++++ tests/examples/step-8.diff | 4 + tests/examples/step-8.output | 15 +++ 27 files changed, 548 insertions(+), 8 deletions(-) create mode 100644 tests/examples/README.md create mode 100644 tests/examples/step-10.diff create mode 100644 tests/examples/step-10.output create mode 100644 tests/examples/step-11.diff create mode 100644 tests/examples/step-11.output create mode 100644 tests/examples/step-12.diff create mode 100644 tests/examples/step-12.output create mode 100644 tests/examples/step-13.diff create mode 100644 tests/examples/step-13.output create mode 100644 tests/examples/step-14.diff create mode 100644 tests/examples/step-14.output create mode 100644 tests/examples/step-16.diff create mode 100644 tests/examples/step-16.output create mode 100644 tests/examples/step-17.diff create mode 100644 tests/examples/step-17.with_petsc=true.output create mode 100644 tests/examples/step-3.diff create mode 100644 tests/examples/step-3.output create mode 100644 tests/examples/step-4.diff create mode 100644 tests/examples/step-4.output create mode 100644 tests/examples/step-6.diff create mode 100644 tests/examples/step-6.output create mode 100644 tests/examples/step-7.diff create mode 100644 tests/examples/step-7.output create mode 100644 tests/examples/step-8.diff create mode 100644 tests/examples/step-8.output diff --git a/tests/examples/README.md b/tests/examples/README.md new file mode 100644 index 0000000000..fe6d2080a4 --- /dev/null +++ b/tests/examples/README.md @@ -0,0 +1,25 @@ +# Example Testing + +This folder, that is part of the deal.II testsuite, contains the logic +to run the deal.II examples (located under ./examples/ in the +repository) as automated tests using CTest. Instead of storing copies +of the source code of these example, we only store a fairly small +textual diff for each example. This is motivated by the lesson, that +copies of examples very quickly become out of date and we repeatedly +fail to detect if an example program breaks due to a change in the +library. + +## Usage + +When running the ``setup_tests`` or ``setup_tests_examples`` target in +a deal.II build directory, the diff files will be used to create +temporary .cc files located at +``build/tests/examples/source/step-*.cc``. + +For development of new examples, we suggest first creating an empty +.diff and .output file in the tests/examples/ folders and then running +``setup_tests`` to pick up the new test. + +To modify the source code, go into ``build/tests/examples/source/`` +and edit the .cc file there. Afterwards, you can update the .diff +files by running the ``update_diffs`` target in that folder. diff --git a/tests/examples/step-10.diff b/tests/examples/step-10.diff new file mode 100644 index 0000000000..faaeb3c2a6 --- /dev/null +++ b/tests/examples/step-10.diff @@ -0,0 +1,16 @@ +272,273c272,273 +< table.evaluate_all_convergence_rates( +< ConvergenceTable::reduction_rate_log2); +--- +> //table.evaluate_all_convergence_rates( +> // ConvergenceTable::reduction_rate_log2); +357,358c357,358 +< table.evaluate_all_convergence_rates( +< ConvergenceTable::reduction_rate_log2); +--- +> //table.evaluate_all_convergence_rates( +> // ConvergenceTable::reduction_rate_log2); +360c360 +< table.set_precision("eval.pi", 16); +--- +> table.set_precision("eval.pi", 14); diff --git a/tests/examples/step-10.output b/tests/examples/step-10.output new file mode 100644 index 0000000000..c99ac9bc97 --- /dev/null +++ b/tests/examples/step-10.output @@ -0,0 +1,88 @@ +Output of grids into gnuplot files: +=================================== +Refinement level: 0 +Degree = 1 +Degree = 2 +Degree = 3 + +Refinement level: 1 +Degree = 1 +Degree = 2 +Degree = 3 + +Computation of Pi by the area: +============================== +Degree = 1 +cells eval.pi error + 5 1.9999999999999987 1.1416e+00 + 20 2.8284271247461947 3.1317e-01 + 80 3.0614674589207289 8.0125e-02 + 320 3.1214451522579965 2.0148e-02 + 1280 3.1365484905461289 5.0442e-03 + 5120 3.1403311569547396 1.2615e-03 + +Degree = 2 +cells eval.pi error + 5 3.1045694996615842 3.7023e-02 + 20 3.1391475703122338 2.4451e-03 + 80 3.1414377167038370 1.5494e-04 + 320 3.1415829366418526 9.7169e-06 + 1280 3.1415920457578816 6.0783e-07 + 5120 3.1415926155921077 3.7998e-08 + +Degree = 3 +cells eval.pi error + 5 3.1410033851499315 5.8927e-04 + 20 3.1415830393583932 9.6142e-06 + 80 3.1415925017363935 1.5185e-07 + 320 3.1415926512106194 2.3792e-09 + 1280 3.1415926535527809 3.7012e-11 + 5120 3.1415926535891971 5.9597e-13 + +Degree = 4 +cells eval.pi error + 5 3.1415871927401127 5.4608e-06 + 20 3.1415926314742517 2.2116e-08 + 80 3.1415926535026317 8.7161e-11 + 320 3.1415926535893943 3.9879e-13 + 1280 3.1415926535899694 1.7630e-13 + 5120 3.1415926535897674 2.5757e-14 + +Computation of Pi by the perimeter: +=================================== +Degree = 1 +cells eval.pi error + 5 2.82842712474619 3.1317e-01 + 20 3.06146745892072 8.0125e-02 + 80 3.12144515225805 2.0148e-02 + 320 3.13654849054594 5.0442e-03 + 1280 3.14033115695475 1.2615e-03 + 5120 3.14127725093278 3.1540e-04 + +Degree = 2 +cells eval.pi error + 5 3.12489306685506 1.6700e-02 + 20 3.14040506056054 1.1876e-03 + 80 3.14151576318070 7.6890e-05 + 320 3.14158780427986 4.8493e-06 + 1280 3.14159234981746 3.0377e-07 + 5120 3.14159263459320 1.8997e-08 + +Degree = 3 +cells eval.pi error + 5 3.14149404014561 9.8613e-05 + 20 3.14159134325492 1.3103e-06 + 80 3.14159263417269 1.9417e-08 + 320 3.14159265329069 2.9910e-10 + 1280 3.14159265358513 4.6585e-12 + 5120 3.14159265358971 7.9048e-14 + +Degree = 4 +cells eval.pi error + 5 3.14159210294326 5.5065e-07 + 20 3.14159265137376 2.2160e-09 + 80 3.14159265358107 8.7228e-12 + 320 3.14159265358976 3.4639e-14 + 1280 3.14159265358979 4.4409e-15 + 5120 3.14159265358979 1.3323e-15 + diff --git a/tests/examples/step-11.diff b/tests/examples/step-11.diff new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/examples/step-11.output b/tests/examples/step-11.output new file mode 100644 index 0000000000..4ce8ed7777 --- /dev/null +++ b/tests/examples/step-11.output @@ -0,0 +1,30 @@ +Using mapping with degree 1: +============================ +cells |u|_1 error + 5 0.680402 0.572912 + 20 1.088141 0.165173 + 80 1.210142 0.043172 + 320 1.242375 0.010939 + 1280 1.250569 0.002745 + 5120 1.252627 0.000687 + +Using mapping with degree 2: +============================ +cells |u|_1 error + 5 1.177062 0.076252 + 20 1.228978 0.024336 + 80 1.245175 0.008139 + 320 1.250881 0.002433 + 1280 1.252646 0.000668 + 5120 1.253139 0.000175 + +Using mapping with degree 3: +============================ +cells |u|_1 error + 5 1.193493 0.059821 + 20 1.229825 0.023489 + 80 1.245221 0.008094 + 320 1.250884 0.002430 + 1280 1.252646 0.000668 + 5120 1.253139 0.000175 + diff --git a/tests/examples/step-12.diff b/tests/examples/step-12.diff new file mode 100644 index 0000000000..656cf7f602 --- /dev/null +++ b/tests/examples/step-12.diff @@ -0,0 +1,16 @@ +20a21 +> #include "../example_test.h" +495c496,500 +< solver.solve(system_matrix, solution, right_hand_side, preconditioner); +--- +> check_solver_within_range(std::cout, +> solver.solve(system_matrix, solution, right_hand_side, preconditioner), +> solver_control.last_step(), +> 3, +> 100); +497,498c502,503 +< std::cout << " Solver converged in " << solver_control.last_step() +< << " iterations." << std::endl; +--- +> //std::cout << " Solver converged in " << solver_control.last_step() +> // << " iterations." << std::endl; diff --git a/tests/examples/step-12.output b/tests/examples/step-12.output new file mode 100644 index 0000000000..7bd52e6f01 --- /dev/null +++ b/tests/examples/step-12.output @@ -0,0 +1,36 @@ +Cycle 0 + Number of active cells: 64 + Number of degrees of freedom: 256 +Solver stopped within 3 - 100 iterations + Writing solution to + L-infinity norm: 1.09057 +Cycle 1 + Number of active cells: 109 + Number of degrees of freedom: 436 +Solver stopped within 3 - 100 iterations + Writing solution to + L-infinity norm: 1.10402 +Cycle 2 + Number of active cells: 205 + Number of degrees of freedom: 820 +Solver stopped within 3 - 100 iterations + Writing solution to + L-infinity norm: 1.09813 +Cycle 3 + Number of active cells: 394 + Number of degrees of freedom: 1576 +Solver stopped within 3 - 100 iterations + Writing solution to + L-infinity norm: 1.09579 +Cycle 4 + Number of active cells: 766 + Number of degrees of freedom: 3064 +Solver stopped within 3 - 100 iterations + Writing solution to + L-infinity norm: 1.09612 +Cycle 5 + Number of active cells: 1504 + Number of degrees of freedom: 6016 +Solver stopped within 3 - 100 iterations + Writing solution to + L-infinity norm: 1.09532 diff --git a/tests/examples/step-13.diff b/tests/examples/step-13.diff new file mode 100644 index 0000000000..86e41975c4 --- /dev/null +++ b/tests/examples/step-13.diff @@ -0,0 +1,4 @@ +1317c1317 +< if (solver.n_dofs() < 20000) +--- +> if (solver.n_dofs() < 5000) diff --git a/tests/examples/step-13.output b/tests/examples/step-13.output new file mode 100644 index 0000000000..9d9836763b --- /dev/null +++ b/tests/examples/step-13.output @@ -0,0 +1,26 @@ +Running tests with "global" refinement criterion: +------------------------------------------------- +Refinement cycle: 0 1 2 3 4 5 +DoFs u(x_0) + 25 1.2868 + 81 1.6945 + 289 1.4658 + 1089 1.5679 + 4225 1.5882 +16641 1.5932 + +Running tests with "kelly" refinement criterion: +------------------------------------------------ +Refinement cycle: 0 1 2 3 4 5 6 7 8 9 +DoFs u(x_0) + 25 1.2868 + 43 0.9789 + 86 1.1580 + 155 1.3960 + 292 1.6537 + 540 1.5091 + 982 1.5713 +1855 1.5643 +3403 1.5923 +6425 1.5893 + diff --git a/tests/examples/step-14.diff b/tests/examples/step-14.diff new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/examples/step-14.output b/tests/examples/step-14.output new file mode 100644 index 0000000000..0f68a5077b --- /dev/null +++ b/tests/examples/step-14.output @@ -0,0 +1,36 @@ +Refinement cycle: 0 + Number of degrees of freedom: 72 + Point value: 0.03243 + Estimated error: 0.000702385 +Refinement cycle: 1 + Number of degrees of freedom: 67 + Point value: 0.0324827 + Estimated error: 0.000888953 +Refinement cycle: 2 + Number of degrees of freedom: 130 + Point value: 0.0329619 + Estimated error: 0.000454606 +Refinement cycle: 3 + Number of degrees of freedom: 307 + Point value: 0.0331934 + Estimated error: 0.000241254 +Refinement cycle: 4 + Number of degrees of freedom: 718 + Point value: 0.0333675 + Estimated error: 7.4912e-05 +Refinement cycle: 5 + Number of degrees of freedom: 1665 + Point value: 0.0334083 + Estimated error: 3.69111e-05 +Refinement cycle: 6 + Number of degrees of freedom: 3975 + Point value: 0.033431 + Estimated error: 1.54218e-05 +Refinement cycle: 7 + Number of degrees of freedom: 8934 + Point value: 0.0334406 + Estimated error: 6.28359e-06 +Refinement cycle: 8 + Number of degrees of freedom: 21799 + Point value: 0.0334444 + diff --git a/tests/examples/step-16.diff b/tests/examples/step-16.diff new file mode 100644 index 0000000000..74ca83e840 --- /dev/null +++ b/tests/examples/step-16.diff @@ -0,0 +1,11 @@ +21a22 +> #include "../example_test.h" +589c590,595 +< solver.solve(system_matrix, solution, system_rhs, preconditioner); +--- +> check_solver_within_range(std::cout, +> solver.solve(system_matrix, solution, system_rhs, preconditioner), +> solver_control.last_step(), +> 7, +> 16); +> diff --git a/tests/examples/step-16.output b/tests/examples/step-16.output new file mode 100644 index 0000000000..ff254de6ce --- /dev/null +++ b/tests/examples/step-16.output @@ -0,0 +1,48 @@ +Cycle 0 + Number of active cells: 80 + Number of degrees of freedom: 89 (by level: 8, 25, 89) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 8 + +Cycle 1 + Number of active cells: 152 + Number of degrees of freedom: 174 (by level: 8, 25, 89, 123) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 9 + +Cycle 2 + Number of active cells: 287 + Number of degrees of freedom: 331 (by level: 8, 25, 89, 223, 127) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 10 + +Cycle 3 + Number of active cells: 545 + Number of degrees of freedom: 608 (by level: 8, 25, 89, 231, 476, 24) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 10 + +Cycle 4 + Number of active cells: 1034 + Number of degrees of freedom: 1137 (by level: 8, 25, 89, 274, 756, 417, 15) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 10 + +Cycle 5 + Number of active cells: 1964 + Number of degrees of freedom: 2181 (by level: 8, 25, 89, 304, 779, 1030, 817) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 10 + +Cycle 6 + Number of active cells: 3734 + Number of degrees of freedom: 4101 (by level: 8, 25, 89, 337, 779, 2046, 885, 1545) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 10 + +Cycle 7 + Number of active cells: 7094 + Number of degrees of freedom: 7833 (by level: 8, 25, 89, 337, 1056, 2835, 1740, 1765, 3085) +Solver stopped within 7 - 16 iterations + Number of CG iterations: 11 + diff --git a/tests/examples/step-17.diff b/tests/examples/step-17.diff new file mode 100644 index 0000000000..8b2cb1ca05 --- /dev/null +++ b/tests/examples/step-17.diff @@ -0,0 +1,4 @@ +958c958 +< for (unsigned int cycle = 0; cycle < 10; ++cycle) +--- +> for (unsigned int cycle = 0; cycle < 8; ++cycle) diff --git a/tests/examples/step-17.with_petsc=true.output b/tests/examples/step-17.with_petsc=true.output new file mode 100644 index 0000000000..3146f49eca --- /dev/null +++ b/tests/examples/step-17.with_petsc=true.output @@ -0,0 +1,32 @@ +Cycle 0: + Number of active cells: 64 + Number of degrees of freedom: 162 (by partition: 162) + Solver converged in 9 iterations. +Cycle 1: + Number of active cells: 121 + Number of degrees of freedom: 298 (by partition: 298) + Solver converged in 17 iterations. +Cycle 2: + Number of active cells: 229 + Number of degrees of freedom: 550 (by partition: 550) + Solver converged in 26 iterations. +Cycle 3: + Number of active cells: 433 + Number of degrees of freedom: 1004 (by partition: 1004) + Solver converged in 36 iterations. +Cycle 4: + Number of active cells: 820 + Number of degrees of freedom: 1826 (by partition: 1826) + Solver converged in 51 iterations. +Cycle 5: + Number of active cells: 1558 + Number of degrees of freedom: 3348 (by partition: 3348) + Solver converged in 67 iterations. +Cycle 6: + Number of active cells: 2953 + Number of degrees of freedom: 6318 (by partition: 6318) + Solver converged in 93 iterations. +Cycle 7: + Number of active cells: 5596 + Number of degrees of freedom: 11706 (by partition: 11706) + Solver converged in 122 iterations. diff --git a/tests/examples/step-3.diff b/tests/examples/step-3.diff new file mode 100644 index 0000000000..ee0abdb272 --- /dev/null +++ b/tests/examples/step-3.diff @@ -0,0 +1,4 @@ +675c675 +< deallog.depth_console(2); +--- +> //deallog.depth_console(2); diff --git a/tests/examples/step-3.output b/tests/examples/step-3.output new file mode 100644 index 0000000000..34ffa9f0ad --- /dev/null +++ b/tests/examples/step-3.output @@ -0,0 +1,3 @@ +Number of active cells: 1024 +Number of degrees of freedom: 1089 +Output written to solution.vtk diff --git a/tests/examples/step-4.diff b/tests/examples/step-4.diff new file mode 100644 index 0000000000..e69de29bb2 diff --git a/tests/examples/step-4.output b/tests/examples/step-4.output new file mode 100644 index 0000000000..b1f7147a4b --- /dev/null +++ b/tests/examples/step-4.output @@ -0,0 +1,10 @@ +Solving problem in 2 space dimensions. + Number of active cells: 256 + Total number of cells: 341 + Number of degrees of freedom: 289 + 26 CG iterations needed to obtain convergence. +Solving problem in 3 space dimensions. + Number of active cells: 4096 + Total number of cells: 4681 + Number of degrees of freedom: 4913 + 30 CG iterations needed to obtain convergence. diff --git a/tests/examples/step-40.diff b/tests/examples/step-40.diff index e6e49af502..eec0cb9c93 100644 --- a/tests/examples/step-40.diff +++ b/tests/examples/step-40.diff @@ -1,6 +1,6 @@ 20a21 > #include "../example_test.h" -496,502c497,504 +503,509c504,511 < solver.solve(system_matrix, < completely_distributed_solution, < system_rhs, @@ -17,11 +17,11 @@ > solver_control.last_step(), > 8, > 15); -627c629 +634c636 < const unsigned int n_cycles = 8; --- > const unsigned int n_cycles = 3; -655c657 +662c664 < computing_timer.print_summary(); --- > // computing_timer.print_summary(); diff --git a/tests/examples/step-56.diff b/tests/examples/step-56.diff index f9d3ee6490..78cc845f60 100644 --- a/tests/examples/step-56.diff +++ b/tests/examples/step-56.diff @@ -1,20 +1,20 @@ -1058c1058 +1064c1064 < triangulation.refine_global(6 - dim); --- > triangulation.refine_global(2); -1098c1098 +1104c1104 < std::cout << " VM Peak: " << mem.VmPeak << std::endl; --- > // std::cout << " VM Peak: " << mem.VmPeak << std::endl; -1100c1100 +1106c1106 < computing_timer.print_summary(); --- > // computing_timer.print_summary(); -1114c1114 +1120c1120 < const int dim = 3; --- > const int dim = 2; -1116,1118c1116,1123 +1122,1124c1122,1129 < StokesProblem flow_problem(degree, SolverType::FGMRES_GMG); < < flow_problem.run(); diff --git a/tests/examples/step-6.diff b/tests/examples/step-6.diff new file mode 100644 index 0000000000..49e1144fea --- /dev/null +++ b/tests/examples/step-6.diff @@ -0,0 +1,4 @@ +524c524 +< for (unsigned int cycle = 0; cycle < 8; ++cycle) +--- +> for (unsigned int cycle = 0; cycle < 6; ++cycle) diff --git a/tests/examples/step-6.output b/tests/examples/step-6.output new file mode 100644 index 0000000000..42588297de --- /dev/null +++ b/tests/examples/step-6.output @@ -0,0 +1,18 @@ +Cycle 0: + Number of active cells: 20 + Number of degrees of freedom: 89 +Cycle 1: + Number of active cells: 44 + Number of degrees of freedom: 209 +Cycle 2: + Number of active cells: 92 + Number of degrees of freedom: 449 +Cycle 3: + Number of active cells: 200 + Number of degrees of freedom: 921 +Cycle 4: + Number of active cells: 440 + Number of degrees of freedom: 2017 +Cycle 5: + Number of active cells: 956 + Number of degrees of freedom: 4425 diff --git a/tests/examples/step-7.diff b/tests/examples/step-7.diff new file mode 100644 index 0000000000..7916c45c67 --- /dev/null +++ b/tests/examples/step-7.diff @@ -0,0 +1,4 @@ +958c958 +< (refinement_mode == global_refinement) ? 5 : 9; +--- +> (refinement_mode == global_refinement) ? 3 : 6; diff --git a/tests/examples/step-7.output b/tests/examples/step-7.output new file mode 100644 index 0000000000..82f9ed4b2a --- /dev/null +++ b/tests/examples/step-7.output @@ -0,0 +1,106 @@ +Solving with Q1 elements, adaptive refinement +============================================= + +Cycle 0: + Number of active cells: 64 + Number of degrees of freedom: 81 +Cycle 1: + Number of active cells: 121 + Number of degrees of freedom: 154 +Cycle 2: + Number of active cells: 280 + Number of degrees of freedom: 341 +Cycle 3: + Number of active cells: 565 + Number of degrees of freedom: 678 +Cycle 4: + Number of active cells: 1075 + Number of degrees of freedom: 1240 +Cycle 5: + Number of active cells: 2041 + Number of degrees of freedom: 2306 + +cycle cells dofs L2 H1 Linfty + 0 64 81 1.840e+00 2.858e+00 1.835e+00 + 1 121 154 5.336e-02 1.200e+00 1.354e-01 + 2 280 341 1.439e-02 7.892e-01 7.554e-02 + 3 565 678 8.696e-03 5.086e-01 2.843e-02 + 4 1075 1240 3.245e-03 3.059e-01 1.072e-02 + 5 2041 2306 2.407e-03 2.147e-01 5.156e-03 + +Solving with Q1 elements, global refinement +=========================================== + +Cycle 0: + Number of active cells: 64 + Number of degrees of freedom: 81 +Cycle 1: + Number of active cells: 256 + Number of degrees of freedom: 289 +Cycle 2: + Number of active cells: 1024 + Number of degrees of freedom: 1089 + +cycle cells dofs L2 H1 Linfty + 0 64 81 1.840e+00 2.858e+00 1.835e+00 + 1 256 289 3.570e-02 1.199e+00 1.307e-01 + 2 1024 1089 1.192e-02 7.565e-01 7.168e-02 + +n cells H1 L2 +0 64 2.858e+00 - - 1.840e+00 - - +1 256 1.199e+00 2.38 1.25 3.570e-02 51.54 5.69 +2 1024 7.565e-01 1.58 0.66 1.192e-02 2.99 1.58 + +Solving with Q2 elements, global refinement +=========================================== + +Cycle 0: + Number of active cells: 64 + Number of degrees of freedom: 289 +Cycle 1: + Number of active cells: 256 + Number of degrees of freedom: 1089 +Cycle 2: + Number of active cells: 1024 + Number of degrees of freedom: 4225 + +cycle cells dofs L2 H1 Linfty + 0 64 289 1.606e-01 1.278e+00 3.029e-01 + 1 256 1089 7.638e-03 5.248e-01 4.816e-02 + 2 1024 4225 8.601e-04 1.086e-01 4.827e-03 + +n cells H1 L2 +0 64 1.278e+00 - - 1.606e-01 - - +1 256 5.248e-01 2.43 1.28 7.638e-03 21.03 4.39 +2 1024 1.086e-01 4.83 2.27 8.601e-04 8.88 3.15 + +Solving with Q2 elements, adaptive refinement +=========================================== + +Cycle 0: + Number of active cells: 64 + Number of degrees of freedom: 289 +Cycle 1: + Number of active cells: 121 + Number of degrees of freedom: 569 +Cycle 2: + Number of active cells: 280 + Number of degrees of freedom: 1317 +Cycle 3: + Number of active cells: 529 + Number of degrees of freedom: 2459 +Cycle 4: + Number of active cells: 1015 + Number of degrees of freedom: 4719 +Cycle 5: + Number of active cells: 1963 + Number of degrees of freedom: 9039 + +cycle cells dofs L2 H1 Linfty + 0 64 289 1.606e-01 1.278e+00 3.029e-01 + 1 121 569 7.916e-03 5.257e-01 4.857e-02 + 2 280 1317 1.092e-03 1.165e-01 4.832e-03 + 3 529 2459 5.999e-04 5.177e-02 1.873e-03 + 4 1015 4719 2.100e-04 3.245e-02 7.938e-04 + 5 1963 9039 7.821e-05 1.990e-02 7.260e-04 + diff --git a/tests/examples/step-8.diff b/tests/examples/step-8.diff new file mode 100644 index 0000000000..2e5f3ff874 --- /dev/null +++ b/tests/examples/step-8.diff @@ -0,0 +1,4 @@ +589c589 +< for (unsigned int cycle = 0; cycle < 8; ++cycle) +--- +> for (unsigned int cycle = 0; cycle < 5; ++cycle) diff --git a/tests/examples/step-8.output b/tests/examples/step-8.output new file mode 100644 index 0000000000..772834ac31 --- /dev/null +++ b/tests/examples/step-8.output @@ -0,0 +1,15 @@ +Cycle 0: + Number of active cells: 256 + Number of degrees of freedom: 578 +Cycle 1: + Number of active cells: 484 + Number of degrees of freedom: 1082 +Cycle 2: + Number of active cells: 922 + Number of degrees of freedom: 2030 +Cycle 3: + Number of active cells: 1750 + Number of degrees of freedom: 3774 +Cycle 4: + Number of active cells: 3319 + Number of degrees of freedom: 7064 -- 2.39.5