File indexing completed on 2024-04-06 12:03:57
0001
0002 #include <algorithm>
0003
0004 #include "cppunit/extensions/HelperMacros.h"
0005 #include "DataFormats/Common/interface/TestHandle.h"
0006 #include "DataFormats/Common/interface/RefToBaseVector.h"
0007 #include "DataFormats/Common/interface/RefVector.h"
0008 #include "DataFormats/Common/interface/Ref.h"
0009
0010 #include <vector>
0011
0012 class testRefToBaseVector : public CppUnit::TestFixture {
0013 CPPUNIT_TEST_SUITE(testRefToBaseVector);
0014 CPPUNIT_TEST(check);
0015 CPPUNIT_TEST_SUITE_END();
0016
0017 public:
0018 void setUp() {}
0019 void tearDown() {}
0020 void check();
0021 };
0022
0023 CPPUNIT_TEST_SUITE_REGISTRATION(testRefToBaseVector);
0024
0025 namespace testreftobase {
0026 struct Base {
0027 virtual ~Base() {}
0028 virtual int val() const = 0;
0029 bool operator==(Base const& other) const { return val() == other.val(); }
0030 };
0031
0032 struct Inherit1 : public Base {
0033 virtual int val() const { return 1; }
0034 };
0035 struct Inherit2 : public Base {
0036 virtual int val() const { return 2; }
0037 };
0038 }
0039
0040 using namespace testreftobase;
0041
0042 void do_some_tests(edm::RefToBaseVector<Base> x) {
0043 edm::RefToBaseVector<Base> copy(x);
0044
0045 CPPUNIT_ASSERT(x.empty() == copy.empty());
0046 CPPUNIT_ASSERT(x.size() == copy.size());
0047 edm::RefToBaseVector<Base>::const_iterator b = x.begin(), e = x.end(), cb = copy.begin(), ce = copy.end();
0048 CPPUNIT_ASSERT(e - b == ce - cb);
0049 CPPUNIT_ASSERT(std::distance(b, e) == std::distance(cb, ce));
0050 }
0051
0052 void testRefToBaseVector::check() {
0053 using namespace edm;
0054
0055 std::vector<Inherit1> v1(2, Inherit1());
0056 std::vector<Inherit2> v2(2, Inherit2());
0057
0058 TestHandle<std::vector<Inherit1> > h1(&v1, ProductID(1, 1));
0059 RefVector<std::vector<Inherit1> > rv1;
0060 rv1.push_back(Ref<std::vector<Inherit1> >(h1, 0));
0061 rv1.push_back(Ref<std::vector<Inherit1> >(h1, 1));
0062 TestHandle<std::vector<Inherit2> > h2(&v2, ProductID(1, 2));
0063 RefVector<std::vector<Inherit2> > rv2;
0064 rv2.push_back(Ref<std::vector<Inherit2> >(h2, 0));
0065 rv2.push_back(Ref<std::vector<Inherit2> >(h2, 1));
0066
0067 RefToBaseVector<Base> empty;
0068 RefToBaseVector<Base> copy_of_empty(empty);
0069
0070 CPPUNIT_ASSERT(empty == copy_of_empty);
0071
0072 RefToBaseVector<Base> bv1(rv1);
0073 RefToBase<Base> r1_0 = bv1[0];
0074 RefToBase<Base> r1_1 = bv1[1];
0075 RefToBaseVector<Base> bv2(rv2);
0076 RefToBase<Base> r2_0 = bv2[0];
0077 RefToBase<Base> r2_1 = bv2[1];
0078
0079 CPPUNIT_ASSERT(bv1.empty() == false);
0080 CPPUNIT_ASSERT(bv1.size() == 2);
0081 CPPUNIT_ASSERT(bv2.size() == 2);
0082 CPPUNIT_ASSERT(r1_0->val() == 1);
0083 CPPUNIT_ASSERT(r1_1->val() == 1);
0084 CPPUNIT_ASSERT(r2_0->val() == 2);
0085 CPPUNIT_ASSERT(r2_1->val() == 2);
0086
0087 RefToBaseVector<Base>::const_iterator b = bv1.begin(), e = bv1.end();
0088 RefToBaseVector<Base>::const_iterator i = b;
0089 CPPUNIT_ASSERT((*i)->val() == 1);
0090 CPPUNIT_ASSERT(i != e);
0091 CPPUNIT_ASSERT(i - b == 0);
0092 ++i;
0093 CPPUNIT_ASSERT((*i)->val() == 1);
0094 CPPUNIT_ASSERT(i != e);
0095 CPPUNIT_ASSERT(i - b == 1);
0096 ++i;
0097 CPPUNIT_ASSERT(i == e);
0098
0099 RefToBaseVector<Base> assigned_from_bv1;
0100 do_some_tests(assigned_from_bv1);
0101 CPPUNIT_ASSERT(assigned_from_bv1.empty());
0102 assigned_from_bv1 = bv1;
0103 CPPUNIT_ASSERT(assigned_from_bv1.size() == bv1.size());
0104 CPPUNIT_ASSERT(std::equal(bv1.begin(), bv1.end(), assigned_from_bv1.begin()));
0105 CPPUNIT_ASSERT(assigned_from_bv1 == bv1);
0106
0107 do_some_tests(assigned_from_bv1);
0108
0109
0110 RefToBaseVector<Base> bv3;
0111 bv3.push_back(r1_0);
0112 CPPUNIT_ASSERT(bv3.size() == 1);
0113 CPPUNIT_ASSERT(&(*r1_0) == &(*bv3[0]));
0114 bv3.push_back(r1_1);
0115 CPPUNIT_ASSERT(bv3.size() == 2);
0116 CPPUNIT_ASSERT(&(*r1_1) == &(*bv3[1]));
0117 }