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#include "cppunit/extensions/HelperMacros.h"
#include "DataFormats/Provenance/interface/Provenance.h"
#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/Common/interface/ValidHandle.h"
#include "DataFormats/Common/interface/FunctorHandleExceptionFactory.h"
#include "FWCore/Utilities/interface/Exception.h"
class testHandle : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(testHandle);
CPPUNIT_TEST(check);
CPPUNIT_TEST(checkValidHandle);
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {}
void tearDown() {}
void check();
void checkValidHandle();
};
CPPUNIT_TEST_SUITE_REGISTRATION(testHandle);
void testHandle::check() {
using namespace edm;
{
Handle<int> hDefault;
CPPUNIT_ASSERT(not hDefault.isValid());
CPPUNIT_ASSERT(not hDefault.failedToGet());
//the following leads to a seg fault :(
//CPPUNIT_ASSERT(hDefault.id() == ProductID{});
CPPUNIT_ASSERT(not hDefault.whyFailed());
//This doesn't throw
//CPPUNIT_ASSERT_THROW([&hDefault](){*hDefault;},
// cms::Exception);
}
{
Provenance provDummy;
int value = 3;
Handle<int> h(&value, &provDummy);
CPPUNIT_ASSERT(h.isValid());
CPPUNIT_ASSERT(not h.failedToGet());
CPPUNIT_ASSERT(not h.whyFailed());
CPPUNIT_ASSERT(3 == *h);
Handle<int> hCopy(h);
CPPUNIT_ASSERT(hCopy.isValid());
CPPUNIT_ASSERT(not hCopy.failedToGet());
CPPUNIT_ASSERT(not hCopy.whyFailed());
CPPUNIT_ASSERT(3 == *hCopy);
Handle<int> hOpEq;
hOpEq = h;
CPPUNIT_ASSERT(hOpEq.isValid());
CPPUNIT_ASSERT(not hOpEq.failedToGet());
CPPUNIT_ASSERT(not hOpEq.whyFailed());
CPPUNIT_ASSERT(3 == *hOpEq);
Handle<int> hOpEqMove;
hOpEqMove = std::move(hCopy);
CPPUNIT_ASSERT(hOpEqMove.isValid());
CPPUNIT_ASSERT(not hOpEqMove.failedToGet());
CPPUNIT_ASSERT(not hOpEqMove.whyFailed());
CPPUNIT_ASSERT(3 == *hOpEqMove);
}
{
Handle<int> hFail(makeHandleExceptionFactory(
[]() -> std::shared_ptr<cms::Exception> { return std::make_shared<cms::Exception>("DUMMY"); }));
CPPUNIT_ASSERT(not hFail.isValid());
CPPUNIT_ASSERT(hFail.failedToGet());
CPPUNIT_ASSERT(hFail.whyFailed());
CPPUNIT_ASSERT_THROW(*hFail, cms::Exception);
}
}
void testHandle::checkValidHandle() {
using namespace edm;
{
ProductID dummyID;
int value = 3;
ValidHandle<int> h(&value, dummyID);
CPPUNIT_ASSERT(h.product() == &value);
CPPUNIT_ASSERT(*h == value);
CPPUNIT_ASSERT(h.operator->() == &value);
CPPUNIT_ASSERT(dummyID == h.id());
}
{
ProductID dummyID;
CPPUNIT_ASSERT_THROW(ValidHandle<int>(nullptr, dummyID), cms::Exception);
}
{
Handle<int> hDefault;
CPPUNIT_ASSERT_THROW(makeValid(hDefault), cms::Exception);
//This doesn't throw
//CPPUNIT_ASSERT_THROW([&hDefault](){*hDefault;},
// cms::Exception);
}
{
Provenance provDummy;
int value = 3;
Handle<int> h(&value, &provDummy);
auto hv = makeValid(h);
CPPUNIT_ASSERT(3 == *hv);
CPPUNIT_ASSERT(h.id() == hv.id());
ValidHandle<int> hCopy(hv);
CPPUNIT_ASSERT(3 == *hCopy);
int value2 = 2;
ValidHandle<int> hOpEq(&value2, provDummy.productID());
CPPUNIT_ASSERT(2 == *hOpEq);
hOpEq = ValidHandle<int>(value, provDummy.productID());
}
{
Handle<int> hFail(makeHandleExceptionFactory(
[]() -> std::shared_ptr<cms::Exception> { return std::make_shared<cms::Exception>("DUMMY"); }));
CPPUNIT_ASSERT_THROW(makeValid(hFail), cms::Exception);
}
}
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