X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/0a765af45e3af8e4aeb5ac528b9f4e7ac6ce777f..a42375c122cde29e0da1b28730b11624a5a38da7:/testsuite/surf/maxmin_usage.c

diff --git a/testsuite/surf/maxmin_usage.c b/testsuite/surf/maxmin_usage.c
index 7fd7b48792..2910cc27d8 100644
--- a/testsuite/surf/maxmin_usage.c
+++ b/testsuite/surf/maxmin_usage.c
@@ -1,61 +1,123 @@
+/* 	$Id$	 */
+
 /* A few tests for the maxmin library                                       */
 
-/* Authors: Arnaud Legrand                                                  */
+/* Copyright (c) 2004 Arnaud Legrand. All rights reserved.                  */
 
 /* This program is free software; you can redistribute it and/or modify it
-   under the terms of the license (GNU LGPL) which comes with this package. */
+ * under the terms of the license (GNU LGPL) which comes with this package. */
 
 #include <stdlib.h>
 #include <stdio.h>
 #include "surf/maxmin.h"
 
+#define PRINT_VAR(var) printf(#var " = %Lg\n",lmm_variable_getvalue(var));
+
 /*                               */
 /*        ______                 */
-/*  ==l1==  l2  ==l3==           */
+/*  ==l1==  L2  ==L3==           */
 /*        ------                 */
 /*                               */
 
 void test(void);
 void test(void)
 {
-  lmm_system_t sys = NULL ;
-  lmm_constraint_t l1 = NULL;
-  lmm_constraint_t l2 = NULL;
-  lmm_constraint_t l3 = NULL;
+  lmm_system_t Sys = NULL ;
+  lmm_constraint_t L1 = NULL;
+  lmm_constraint_t L2 = NULL;
+  lmm_constraint_t L3 = NULL;
+
+  lmm_variable_t R_1_2_3 = NULL;
+  lmm_variable_t R_1 = NULL;
+  lmm_variable_t R_2 = NULL;
+  lmm_variable_t R_3 = NULL;
+
+  Sys = lmm_system_new();
+  L1 = lmm_constraint_new(Sys, (void *) "L1", 1.0);
+  L2 = lmm_constraint_new(Sys, (void *) "L2", 10.0);
+  L3 = lmm_constraint_new(Sys, (void *) "L3", 1.0);
+
+  R_1_2_3 = lmm_variable_new(Sys, (void *) "R 1->2->3", 1.0 , -1.0 , 3);
+  R_1 = lmm_variable_new(Sys, (void *) "R 1", 1.0 , -1.0 , 1);
+  R_2 = lmm_variable_new(Sys, (void *) "R 2", 1.0 , -1.0 , 1);
+  R_3 = lmm_variable_new(Sys, (void *) "R 3", 1.0 , -1.0 , 1);
 
-  lmm_variable_t r_1_2_3 = NULL;
-  lmm_variable_t r_1 = NULL;
-  lmm_variable_t r_2 = NULL;
-  lmm_variable_t r_3 = NULL;
+  lmm_expand(Sys, L1, R_1_2_3, 1.0);
+  lmm_expand(Sys, L2, R_1_2_3, 1.0);
+  lmm_expand(Sys, L3, R_1_2_3, 1.0);
 
+  lmm_expand(Sys, L1, R_1, 1.0);
 
+  lmm_expand(Sys, L2, R_2, 1.0);
 
-  sys = lmm_system_new();
-  l1 = lmm_constraint_new(sys, /* (void *) "L1", */ 1.0);
-  l2 = lmm_constraint_new(sys, /* (void *) "L2", */ 10.0);
-  l3 = lmm_constraint_new(sys, /* (void *) "L3", */ 1.0);
+  lmm_expand(Sys, L3, R_3, 1.0);
 
-  r_1_2_3 = lmm_variable_new(sys, /* (void *) "R 1->2->3", */ 1.0 , 1.0 , 3);
-  r_1 = lmm_variable_new(sys, /* (void *) "R 1", */ 1.0 , 1.0 , 1);
-  r_2 = lmm_variable_new(sys, /* (void *) "R 2", */ 1.0 , 1.0 , 1);
-  r_3 = lmm_variable_new(sys, /* (void *) "R 3", */ 1.0 , 1.0 , 1);
+  PRINT_VAR(R_1_2_3);
+  PRINT_VAR(R_1);
+  PRINT_VAR(R_2);
+  PRINT_VAR(R_3);
 
-  lmm_add_constraint(sys, l1, r_1_2_3, 1.0);
-  lmm_add_constraint(sys, l2, r_1_2_3, 1.0);
-  lmm_add_constraint(sys, l3, r_1_2_3, 1.0);
+  printf("\n");
+  lmm_solve(Sys);
 
-  lmm_add_constraint(sys, l1, r_1, 1.0);
+  PRINT_VAR(R_1_2_3);
+  PRINT_VAR(R_1);
+  PRINT_VAR(R_2);
+  PRINT_VAR(R_3);
+  printf("\n");
 
-  lmm_add_constraint(sys, l2, r_2, 1.0);
 
-  lmm_add_constraint(sys, l3, r_3, 1.0);
+  lmm_update_variable_weight(Sys,R_1_2_3,.5);
+  lmm_solve(Sys);
 
-  lmm_system_free(sys);
+  PRINT_VAR(R_1_2_3);
+  PRINT_VAR(R_1);
+  PRINT_VAR(R_2);
+  PRINT_VAR(R_3);
+
+  lmm_system_free(Sys);
 } 
 
+void test2(void);
+void test2(void)
+{
+  lmm_system_t Sys = NULL ;
+  lmm_constraint_t CPU1 = NULL;
+  lmm_constraint_t CPU2 = NULL;
+
+  lmm_variable_t T1 = NULL;
+  lmm_variable_t T2 = NULL;
+
+  Sys = lmm_system_new();
+  CPU1 = lmm_constraint_new(Sys, (void *) "CPU1", 200.0);
+  CPU2 = lmm_constraint_new(Sys, (void *) "CPU2", 100.0);
+
+  T1 = lmm_variable_new(Sys, (void *) "T1", 1.0 , -1.0 , 1);
+  T2 = lmm_variable_new(Sys, (void *) "T2", 1.0 , -1.0 , 1);
+
+  lmm_expand(Sys, CPU1, T1, 1.0);
+  lmm_expand(Sys, CPU2, T2, 1.0);
+
+  PRINT_VAR(T1);
+  PRINT_VAR(T2);
+
+  printf("\n");
+  lmm_solve(Sys);
+
+  PRINT_VAR(T1);
+  PRINT_VAR(T2);
+
+  printf("\n");
+
+  lmm_system_free(Sys);
+} 
 
 int main(int argc, char **argv)
 {
+  printf("***** Test 1 ***** \n");
   test();
+  printf("***** Test 2 ***** \n");
+  test2();
+
   return 0;
 }