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File indexing completed on 2021-02-14 12:50:18

0001 #include <cppunit/extensions/HelperMacros.h>
0002 #include "CommonTools/Utils/interface/PtMinSelector.h"
0003 #include "CommonTools/Utils/interface/Selection.h"
0004 #include <iostream>
0005 #include <vector>
0006 #include <iterator>
0007 #include <algorithm>
0008 
0009 class testSelectIterator : public CppUnit::TestFixture {
0010   CPPUNIT_TEST_SUITE(testSelectIterator);
0011   CPPUNIT_TEST(checkAll);
0012   CPPUNIT_TEST_SUITE_END();
0013 
0014 public:
0015   void setUp() {}
0016   void tearDown() {}
0017   void checkAll();
0018 };
0019 
0020 CPPUNIT_TEST_SUITE_REGISTRATION(testSelectIterator);
0021 
0022 namespace test {
0023   struct A {
0024     explicit A(double x) : x_(x) {}
0025     double pt() const { return x_; }
0026 
0027   private:
0028     double x_;
0029   };
0030 }  // namespace test
0031 
0032 void testSelectIterator::checkAll() {
0033   using namespace test;
0034   using namespace std;
0035   vector<A> v;
0036   for (double x = 0; x < 10.1; ++x)
0037     v.push_back(A(x));
0038   CPPUNIT_ASSERT(v.size() == 11);
0039   PtMinSelector select(3.5);
0040   Selection<vector<A>, PtMinSelector> sel(v, select);
0041   CPPUNIT_ASSERT(sel.size() == 7);
0042   for (size_t i = 0; i < sel.size(); ++i) {
0043     CPPUNIT_ASSERT(select(sel[i]));
0044   }
0045   for (Selection<vector<A>, PtMinSelector>::const_iterator i = sel.begin(); i != sel.end(); ++i) {
0046     CPPUNIT_ASSERT(select(*i));
0047   }
0048   vector<A> selected;
0049   copy(sel.begin(), sel.end(), back_inserter(selected));
0050   CPPUNIT_ASSERT(sel.size() == selected.size());
0051   for (size_t i = 0; i < selected.size(); ++i) {
0052     CPPUNIT_ASSERT(select(selected[i]));
0053   }
0054 }