From 9e1ade0f2812637407fe3bbf6054dee2b611d690 Mon Sep 17 00:00:00 2001
From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Tue, 19 Jan 2016 20:04:30 +0100
Subject: [PATCH] Use reproducible random numbers in tests

---
 tests/multigrid/transfer_matrix_free_01.cc                    | 4 ++--
 tests/multigrid/transfer_matrix_free_02.cc                    | 4 ++--
 tests/multigrid/transfer_matrix_free_03.cc                    | 4 ++--
 ...trix_free_03.with_mpi=true.with_p4est=true.mpirun=5.output | 2 +-
 tests/multigrid/transfer_matrix_free_04.cc                    | 4 ++--
 tests/multigrid/transfer_matrix_free_05.cc                    | 4 ++--
 tests/multigrid/transfer_matrix_free_06.cc                    | 4 ++--
 7 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/tests/multigrid/transfer_matrix_free_01.cc b/tests/multigrid/transfer_matrix_free_01.cc
index 3d7f7f618d..9f3169fc6b 100644
--- a/tests/multigrid/transfer_matrix_free_01.cc
+++ b/tests/multigrid/transfer_matrix_free_01.cc
@@ -87,7 +87,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.prolongate(level, v2, v1);
           transfer_ref.prolongate(level, v3, v1_cpy);
@@ -105,7 +105,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.restrict_and_add(level, v2, v1);
           transfer_ref.restrict_and_add(level, v3, v1_cpy);
diff --git a/tests/multigrid/transfer_matrix_free_02.cc b/tests/multigrid/transfer_matrix_free_02.cc
index d93be7a5cb..844b0af0f2 100644
--- a/tests/multigrid/transfer_matrix_free_02.cc
+++ b/tests/multigrid/transfer_matrix_free_02.cc
@@ -113,7 +113,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.prolongate(level, v2, v1);
           transfer_ref.prolongate(level, v3, v1_cpy);
@@ -131,7 +131,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.restrict_and_add(level, v2, v1);
           transfer_ref.restrict_and_add(level, v3, v1_cpy);
diff --git a/tests/multigrid/transfer_matrix_free_03.cc b/tests/multigrid/transfer_matrix_free_03.cc
index cadbbb9bde..e73521812e 100644
--- a/tests/multigrid/transfer_matrix_free_03.cc
+++ b/tests/multigrid/transfer_matrix_free_03.cc
@@ -90,7 +90,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.prolongate(level, v2, v1);
           transfer_ref.prolongate(level, v3, v1_cpy);
@@ -108,7 +108,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.restrict_and_add(level, v2, v1);
           transfer_ref.restrict_and_add(level, v3, v1_cpy);
diff --git a/tests/multigrid/transfer_matrix_free_03.with_mpi=true.with_p4est=true.mpirun=5.output b/tests/multigrid/transfer_matrix_free_03.with_mpi=true.with_p4est=true.mpirun=5.output
index 013d2b2c13..105861d4e3 100644
--- a/tests/multigrid/transfer_matrix_free_03.with_mpi=true.with_p4est=true.mpirun=5.output
+++ b/tests/multigrid/transfer_matrix_free_03.with_mpi=true.with_p4est=true.mpirun=5.output
@@ -1,4 +1,4 @@
-JobId mklap4 Mon Jan 11 11:42:13 2016
+
 DEAL::FE: FE_Q<2>(1)
 DEAL::no. cells: 12 on 2 levels
 DEAL::Diff prolongate   l1: 0
diff --git a/tests/multigrid/transfer_matrix_free_04.cc b/tests/multigrid/transfer_matrix_free_04.cc
index 74b05c575f..d4de6be0f3 100644
--- a/tests/multigrid/transfer_matrix_free_04.cc
+++ b/tests/multigrid/transfer_matrix_free_04.cc
@@ -80,7 +80,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.prolongate(level, v2, v1);
           transfer_ref.prolongate(level, v3, v1_cpy);
@@ -98,7 +98,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.restrict_and_add(level, v2, v1);
           transfer_ref.restrict_and_add(level, v3, v1_cpy);
diff --git a/tests/multigrid/transfer_matrix_free_05.cc b/tests/multigrid/transfer_matrix_free_05.cc
index a92af759e2..1edef73726 100644
--- a/tests/multigrid/transfer_matrix_free_05.cc
+++ b/tests/multigrid/transfer_matrix_free_05.cc
@@ -99,7 +99,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.prolongate(level, v2, v1);
           transfer_ref.prolongate(level, v3, v1_cpy);
@@ -117,7 +117,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.restrict_and_add(level, v2, v1);
           transfer_ref.restrict_and_add(level, v3, v1_cpy);
diff --git a/tests/multigrid/transfer_matrix_free_06.cc b/tests/multigrid/transfer_matrix_free_06.cc
index dbfba6d2d7..12f2d9e423 100644
--- a/tests/multigrid/transfer_matrix_free_06.cc
+++ b/tests/multigrid/transfer_matrix_free_06.cc
@@ -115,7 +115,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.prolongate(level, v2, v1);
           transfer_ref.prolongate(level, v3, v1_cpy);
@@ -133,7 +133,7 @@ void check(const unsigned int fe_degree)
           v2.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           v3.reinit(mgdof.locally_owned_mg_dofs(level-1), MPI_COMM_WORLD);
           for (unsigned int i=0; i<v1.local_size(); ++i)
-            v1.local_element(i) = (double)rand()/RAND_MAX;
+            v1.local_element(i) = (double)Testing::rand()/RAND_MAX;
           v1_cpy = v1;
           transfer.restrict_and_add(level, v2, v1);
           transfer_ref.restrict_and_add(level, v3, v1_cpy);
-- 
2.39.5