linprog general tests added

1 files changed, 71 insertions, 0 deletions

diff --git a/tests/unit_tests/fminbnd.tst b/tests/unit_tests/fminbnd.tst
new file mode 100644
index 0000000..bed9eae
--- /dev/null
+++ b/tests/unit_tests/fminbnd.tst
@@ -0,0 +1,71 @@
+// Copyright (C) 2015 - IIT Bombay - FOSSEE
+//
+// Author: R.Vidyadhar & Vignesh Kannan
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+//
+// 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
+
+//Find x in R such that it minimizes:
+//f(x)= 1/x^2
+//0 <= x <= 1000
+//Objective function to be minimised
+function y=f(x)
+y=1/x^2
+endfunction
+//Variable bounds
+x1 = [0];
+x2 = [1000];
+//Calling Ipopt
+[xopt,fval,exitflag,output,lambda] =fminbnd(f, x1, x2)
+
+assert_close ( xopt , [ 32.27955 ]' , 0.0005 );
+assert_close ( fval , [ 0.0009597 ]' , 0.0005 );
+assert_checkequal( exitflag , int32(0) );
+printf("Test Successful");