Utils/test/testSelectors.cc

0001 #include <cppunit/extensions/HelperMacros.h>
0002 #include "CommonTools/Utils/interface/MinFunctionSelector.h"
0003 #include "CommonTools/Utils/interface/MaxFunctionSelector.h"
0004 #include "CommonTools/Utils/interface/RangeSelector.h"
0005 #include "CommonTools/Utils/interface/MinObjectPairSelector.h"
0006 #include "CommonTools/Utils/interface/MaxObjectPairSelector.h"
0007 #include "CommonTools/Utils/interface/RangeObjectPairSelector.h"
0008 #include "CommonTools/Utils/interface/PtMinSelector.h"
0009 #include "CommonTools/Utils/interface/EtMinSelector.h"
0010 #include <iostream>
0011
0012 class testSelectors : public CppUnit::TestFixture {
0013   CPPUNIT_TEST_SUITE(testSelectors);
0014   CPPUNIT_TEST(checkAll);
0015   CPPUNIT_TEST_SUITE_END();
0016
0017 public:
0018   void setUp() {}
0019   void tearDown() {}
0020   void checkAll();
0021 };
0022
0023 CPPUNIT_TEST_SUITE_REGISTRATION(testSelectors);
0024
0025 namespace test {
0026   struct A {
0027     explicit A(double x) : x_(x) {}
0028     double x() const { return x_; }
0029     double pt() const { return x_; }
0030     double et() const { return x_; }
0031
0032   private:
0033     double x_;
0034   };
0035
0036   struct Add {
0037     double operator()(const A& a1, const A& a2) const { return a1.x() + a2.x(); }
0038   };
0039 }  // namespace test
0040
0041 void testSelectors::checkAll() {
0042   using namespace test;
0043   {
0044     A a(1.0);
0045     MinFunctionSelector<A, &A::x> minSel(0.9);
0046     MaxFunctionSelector<A, &A::x> maxSel(1.1);
0047     RangeSelector<A, &A::x> rangeSel(0.9, 1.1);
0048     PtMinSelector ptMinSel(0.9);
0049     EtMinSelector etMinSel(0.9);
0050
0051     CPPUNIT_ASSERT(minSel(a));
0052     CPPUNIT_ASSERT(maxSel(a));
0053     CPPUNIT_ASSERT(rangeSel(a));
0054     CPPUNIT_ASSERT(ptMinSel(a));
0055     CPPUNIT_ASSERT(etMinSel(a));
0056   }
0057   {
0058     A a1(3.0), a2(5.0);
0059     MinObjectPairSelector<Add> minSel(7.9);
0060     MaxObjectPairSelector<Add> maxSel(8.1);
0061     RangeObjectPairSelector<Add> rangeSel(7.9, 8.1);
0062     CPPUNIT_ASSERT(minSel(a1, a2));
0063     CPPUNIT_ASSERT(maxSel(a1, a2));
0064     CPPUNIT_ASSERT(rangeSel(a1, a2));
0065   }
0066 }