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#include <algorithm>
#include "cppunit/extensions/HelperMacros.h"
#include "DataFormats/Common/interface/TestHandle.h"
#include "DataFormats/Common/interface/RefToBaseVector.h"
#include "DataFormats/Common/interface/RefVector.h"
#include "DataFormats/Common/interface/Ref.h"
#include <vector>
class testRefToBaseVector : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(testRefToBaseVector);
CPPUNIT_TEST(check);
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {}
void tearDown() {}
void check();
};
CPPUNIT_TEST_SUITE_REGISTRATION(testRefToBaseVector);
namespace testreftobase {
struct Base {
virtual ~Base() {}
virtual int val() const = 0;
bool operator==(Base const& other) const { return val() == other.val(); }
};
struct Inherit1 : public Base {
virtual int val() const { return 1; }
};
struct Inherit2 : public Base {
virtual int val() const { return 2; }
};
} // namespace testreftobase
using namespace testreftobase;
void do_some_tests(edm::RefToBaseVector<Base> x) {
edm::RefToBaseVector<Base> copy(x);
CPPUNIT_ASSERT(x.empty() == copy.empty());
CPPUNIT_ASSERT(x.size() == copy.size());
edm::RefToBaseVector<Base>::const_iterator b = x.begin(), e = x.end(), cb = copy.begin(), ce = copy.end();
CPPUNIT_ASSERT(e - b == ce - cb);
CPPUNIT_ASSERT(std::distance(b, e) == std::distance(cb, ce));
}
void testRefToBaseVector::check() {
using namespace edm;
std::vector<Inherit1> v1(2, Inherit1());
std::vector<Inherit2> v2(2, Inherit2());
TestHandle<std::vector<Inherit1> > h1(&v1, ProductID(1, 1));
RefVector<std::vector<Inherit1> > rv1;
rv1.push_back(Ref<std::vector<Inherit1> >(h1, 0));
rv1.push_back(Ref<std::vector<Inherit1> >(h1, 1));
TestHandle<std::vector<Inherit2> > h2(&v2, ProductID(1, 2));
RefVector<std::vector<Inherit2> > rv2;
rv2.push_back(Ref<std::vector<Inherit2> >(h2, 0));
rv2.push_back(Ref<std::vector<Inherit2> >(h2, 1));
RefToBaseVector<Base> empty;
RefToBaseVector<Base> copy_of_empty(empty);
CPPUNIT_ASSERT(empty == copy_of_empty);
RefToBaseVector<Base> bv1(rv1);
RefToBase<Base> r1_0 = bv1[0];
RefToBase<Base> r1_1 = bv1[1];
RefToBaseVector<Base> bv2(rv2);
RefToBase<Base> r2_0 = bv2[0];
RefToBase<Base> r2_1 = bv2[1];
CPPUNIT_ASSERT(bv1.empty() == false);
CPPUNIT_ASSERT(bv1.size() == 2);
CPPUNIT_ASSERT(bv2.size() == 2);
CPPUNIT_ASSERT(r1_0->val() == 1);
CPPUNIT_ASSERT(r1_1->val() == 1);
CPPUNIT_ASSERT(r2_0->val() == 2);
CPPUNIT_ASSERT(r2_1->val() == 2);
RefToBaseVector<Base>::const_iterator b = bv1.begin(), e = bv1.end();
RefToBaseVector<Base>::const_iterator i = b;
CPPUNIT_ASSERT((*i)->val() == 1);
CPPUNIT_ASSERT(i != e);
CPPUNIT_ASSERT(i - b == 0);
++i;
CPPUNIT_ASSERT((*i)->val() == 1);
CPPUNIT_ASSERT(i != e);
CPPUNIT_ASSERT(i - b == 1);
++i;
CPPUNIT_ASSERT(i == e);
RefToBaseVector<Base> assigned_from_bv1;
do_some_tests(assigned_from_bv1);
CPPUNIT_ASSERT(assigned_from_bv1.empty());
assigned_from_bv1 = bv1;
CPPUNIT_ASSERT(assigned_from_bv1.size() == bv1.size());
CPPUNIT_ASSERT(std::equal(bv1.begin(), bv1.end(), assigned_from_bv1.begin()));
CPPUNIT_ASSERT(assigned_from_bv1 == bv1);
do_some_tests(assigned_from_bv1);
/// creation of empty vector adding with push_back
RefToBaseVector<Base> bv3;
bv3.push_back(r1_0);
CPPUNIT_ASSERT(bv3.size() == 1);
CPPUNIT_ASSERT(&(*r1_0) == &(*bv3[0]));
bv3.push_back(r1_1);
CPPUNIT_ASSERT(bv3.size() == 2);
CPPUNIT_ASSERT(&(*r1_1) == &(*bv3[1]));
}
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