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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "qpid/framing/Visitor.h"
#define BOOST_AUTO_TEST_MAIN // Must come before #include<boost/test/*>
#include <boost/test/auto_unit_test.hpp>
#include <boost/tuple/tuple.hpp>
using namespace std;
using namespace qpid::framing;
struct DummyA;
struct DummyB;
struct DummyC;
QPID_VISITOR(DummyVisitor, (DummyA)(DummyB)(DummyC));
struct DummyFrame : public VisitableRoot<DummyVisitor> {};
struct DummyA : public Visitable<DummyA, DummyFrame> {};
struct DummyB : public Visitable<DummyB, DummyFrame> {};
struct DummyC : public Visitable<DummyC, DummyFrame> {};
struct TestDummyVisitor : public DummyVisitor {
boost::tuple<DummyA*, DummyB*, DummyC*> dummies;
void visit(DummyA& a) { dummies.get<0>() = &a; }
void visit(DummyB& b) { dummies.get<1>() = &b; }
void visit(DummyC& c) { dummies.get<2>() = &c; }
};
BOOST_AUTO_TEST_CASE(Visitor_accept) {
TestDummyVisitor v;
DummyA a;
DummyB b;
DummyC c;
a.accept(v);
BOOST_CHECK_EQUAL(&a, v.dummies.get<0>());
b.accept(v);
BOOST_CHECK_EQUAL(&b, v.dummies.get<1>());
c.accept(v);
BOOST_CHECK_EQUAL(&c, v.dummies.get<2>());
}
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