Help and Symphony equivalent to intlinprog

2 files changed, 166 insertions, 0 deletions

diff --git a/tests/unit_tests/symphony_mat_base.dia.ref b/tests/unit_tests/symphony_mat_base.dia.ref
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+// Copyright (C) 2015 - IIT Bombay - FOSSEE
+//
+// Author: Keyur Joshi and Harpreet Singh
+// Organization: FOSSEE, IIT Bombay
+// Email: harpreet.mertia@gmail.com
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+
+// <-- JVM NOT MANDATORY -->
+// <-- ENGLISH IMPOSED -->
+
+
+//
+// assert_close --
+//   Returns 1 if the two real matrices computed and expected are close,
+//   i.e. if the relative distance between computed and expected is lesser than epsilon.
+// Arguments
+//   computed, expected : the two matrices to compare
+//   epsilon : a small number
+//
+function flag = assert_close ( computed, expected, epsilon )
+  if expected==0.0 then
+    shift = norm(computed-expected);
+  else
+    shift = norm(computed-expected)/norm(expected);
+  end
+//  if shift < epsilon then
+//    flag = 1;
+//  else
+//    flag = 0;
+//  end
+//  if flag <> 1 then pause,end
+    flag = assert_checktrue ( shift < epsilon );
+endfunction
+//
+// assert_equal --
+//   Returns 1 if the two real matrices computed and expected are equal.
+// Arguments
+//   computed, expected : the two matrices to compare
+//   epsilon : a small number
+//
+//function flag = assert_equal ( computed , expected )
+//  if computed==expected then
+//    flag = 1;
+//  else
+//    flag = 0;
+//  end
+//  if flag <> 1 then pause,end
+//endfunction
+
+// Objective function
+c = [350*5,330*3,310*4,280*6,500,450,400,100]
+
+// Lower Bound of variable
+lb = repmat(0,1,8);
+
+// Upper Bound of variables
+ub = [repmat(1,1,4) repmat(%inf,1,4)];
+
+// Constraint Matrix
+Aeq = [5,3,4,6,1,1,1,1;
+             5*0.05,3*0.04,4*0.05,6*0.03,0.08,0.07,0.06,0.03;
+             5*0.03,3*0.03,4*0.04,6*0.04,0.06,0.07,0.08,0.09;]
+
+
+beq = [ 25, 1.25, 1.25]
+
+intcon = [1 2 3 4];
+
+// Calling Symphony
+[x,f,iter] = symphony_mat(c,intcon,[],[],Aeq,beq,lb,ub);
+
+//In Symphony Library for optimal solution status = 227
+status = sym_getStatus();
+
+assert_close ( x , [1 1 0 1 7.25 0 0.25 3.5] , 1.e-7 );
+assert_close ( f , [ 8495] , 1.e-7 );
+
+assert_checkequal( status , 227 );
diff --git a/tests/unit_tests/symphony_mat_base.tst b/tests/unit_tests/symphony_mat_base.tst
new file mode 100644
index 0000000..3bf286d
--- /dev/null
+++ b/tests/unit_tests/symphony_mat_base.tst
@@ -0,0 +1,83 @@
+// Copyright (C) 2015 - IIT Bombay - FOSSEE
+//
+// Author: Keyur Joshi and Harpreet Singh
+// Organization: FOSSEE, IIT Bombay
+// Email: harpreet.mertia@gmail.com
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+
+// <-- JVM NOT MANDATORY -->
+// <-- ENGLISH IMPOSED -->
+
+
+//
+// assert_close --
+//   Returns 1 if the two real matrices computed and expected are close,
+//   i.e. if the relative distance between computed and expected is lesser than epsilon.
+// Arguments
+//   computed, expected : the two matrices to compare
+//   epsilon : a small number
+//
+function flag = assert_close ( computed, expected, epsilon )
+  if expected==0.0 then
+    shift = norm(computed-expected);
+  else
+    shift = norm(computed-expected)/norm(expected);
+  end
+//  if shift < epsilon then
+//    flag = 1;
+//  else
+//    flag = 0;
+//  end
+//  if flag <> 1 then pause,end
+    flag = assert_checktrue ( shift < epsilon );
+endfunction
+//
+// assert_equal --
+//   Returns 1 if the two real matrices computed and expected are equal.
+// Arguments
+//   computed, expected : the two matrices to compare
+//   epsilon : a small number
+//
+//function flag = assert_equal ( computed , expected )
+//  if computed==expected then
+//    flag = 1;
+//  else
+//    flag = 0;
+//  end
+//  if flag <> 1 then pause,end
+//endfunction
+
+// Objective function
+c = [350*5,330*3,310*4,280*6,500,450,400,100]
+
+// Lower Bound of variable
+lb = repmat(0,1,8);
+
+// Upper Bound of variables
+ub = [repmat(1,1,4) repmat(%inf,1,4)];
+
+// Constraint Matrix
+Aeq = [5,3,4,6,1,1,1,1;
+             5*0.05,3*0.04,4*0.05,6*0.03,0.08,0.07,0.06,0.03;
+             5*0.03,3*0.03,4*0.04,6*0.04,0.06,0.07,0.08,0.09;]
+
+
+beq = [ 25, 1.25, 1.25]
+
+intcon = [1 2 3 4];
+
+// Calling Symphony
+[x,f,iter] = symphony_mat(c,intcon,[],[],Aeq,beq,lb,ub);
+
+//In Symphony Library for optimal solution status = 227
+status = sym_getStatus();
+
+assert_close ( x , [1 1 0 1 7.25 0 0.25 3.5] , 1.e-7 );
+assert_close ( f , [ 8495] , 1.e-7 );
+
+assert_checkequal( status , 227 );