Changeset 798 for trunk/test/rnd_test.cc

Timestamp:

Mar 13, 2007, 12:52:43 AM (16 years ago)

Author:

Jari Häkkinen

Message:

Removed unnecessary #include. Added tests for random number distributions.

File:

• trunk/test/rnd_test.cc (modified) (2 diffs)

trunk/test/rnd_test.cc

@@ -23 +23 @@
 
 #include "yat/random/random.h"
+#include "yat/statistics/Histogram.h"
 
 #include <iostream>
@@ -30 +31 @@
 int main(const int argc,const char* argv[])
 {
-  std::ostream* error;
+  using namespace theplu::yat::random;
+  std::ostream* message;
   if (argc>1 && argv[1]==std::string("-v"))
-    error = &std::cerr;
+    message = &std::cerr;
   else {
-    error = new std::ofstream("/dev/null");
+    message = new std::ofstream("/dev/null");
     if (argc>1)
       std::cout << "rnd_test -v : for printing extra information\n";
   }
-  *error << "testing rnd" << std::endl;
+  *message << "testing rnd" << std::endl;
   bool ok = true;
 
-  theplu::yat::random::RNG* rng=theplu::yat::random::RNG::instance();
+  RNG* rng=RNG::instance();
+  rng->seed_from_devurandom();
+
   // testing that minimal integer is zero for the generator
+  *message << "Checking that RNG minimum value is zero" << std::endl;
   if (rng->min()){
-    *error << "Error: rng->min is not zero" << std::endl;
+    *message << "Error: rng->min is not zero" << std::endl;
     ok = false;
   }
 
-  if (error!=&std::cerr)
-    delete error;
+  *message << "Checking that all random generator can be constructed"
+           << std::endl;
+  theplu::yat::statistics::Histogram histogram(0,100,1000);
+  DiscreteGeneral dg(histogram);
+  DiscreteUniform du;
+  Poisson p;
+  ContinuousUniform cu;
+  ContinuousGeneral cg(histogram);
+  Exponential e;
+  Gaussian g;
+
+  if (message!=&std::cerr)
+    delete message;
 
   return (ok ? 0 : -1);