Changeset 2549

Timestamp:

Aug 12, 2011, 3:03:52 AM (12 years ago)

Author:

Peter

Message:

ROC: adding a test for ties case. refs #144

File:

• trunk/test/roc.cc (modified) (3 diffs)

trunk/test/roc.cc

@@ -3 +3 @@
 /*
   Copyright (C) 2007, 2008 Jari Häkkinen, Peter Johansson
+  Copyright (C) 2011 Peter Johansson
 
   This file is part of the yat library, http://dev.thep.lu.se/yat
@@ -34 +35 @@
 
 using namespace theplu::yat;
+
+void test_ties(test::Suite& suite);
 
 int main(int argc, char* argv[])
@@ -92 +95 @@
   classifier::DataLookupWeighted1D dlw(target.size(),1.3);
   add(roc, dlw.begin(), dlw.end(), target);
-
+  test_ties(suite);
+  
   return suite.return_value();
 }
+
+void test_ties(test::Suite& suite)
+{
+  suite.out() << "test ties\n";
+  statistics::ROC roc;
+  for (size_t i=0; i<20; ++i)
+    roc.add(10.0, i<10);
+  if (!suite.xadd(suite.equal(roc.area(), 0.5))) {
+    suite.err() << "error: roc with ties: area: " << roc.area() << "\n";
+  }
+}