pair-value-test-suite.cc

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/*
 * Copyright (c) 2018 Caliola Engineering, LLC.
 *
 * SPDX-License-Identifier: GPL-2.0-only
 *
 * Author: Jared Dulmage <jared.dulmage@caliola.com>
 */
 
#include <ns3/double.h>
#include <ns3/integer.h>
#include <ns3/log.h>
#include <ns3/object.h>
#include <ns3/pair.h>
#include <ns3/ptr.h>
#include <ns3/string.h>
#include <ns3/test.h>
#include <ns3/type-id.h>
 
#include <algorithm>
#include <iterator>
#include <sstream>
#include <utility>
 
using namespace ns3;
 
NS_LOG_COMPONENT_DEFINE("PairTestSuite");
 
/**
 * \file
 * \ingroup pair-tests
 * Pairs tests.
 */
 
/**
 * \ingroup core-tests
 * \defgroup pair-tests Pairs tests
 */
 
/**
 * \ingroup pair-tests
 *
 * Object holding pairs of values.
 */
class PairObject : public Object
{
  public:
    PairObject();
    ~PairObject() override;
 
    /**
     * \brief Get the type ID.
     * \return The object TypeId.
     */
    static TypeId GetTypeId();
 
    friend std::ostream& operator<<(std::ostream& os, const PairObject& obj);
 
  private:
    std::pair<std::string, std::string> m_stringPair; //!< A string pair.
    std::pair<double, int> m_doubleIntPair;           //!< A pair of double, int.
};
 
PairObject::PairObject()
{
}
 
PairObject::~PairObject()
{
}
 
TypeId
PairObject::GetTypeId()
{
    static TypeId tid =
        TypeId("ns3::PairObject")
            .SetParent<Object>()
            .SetGroupName("Test")
            .AddConstructor<PairObject>()
            .AddAttribute(
                "StringPair",
                "Pair: string, string",
                PairValue<StringValue, StringValue>(),
                MakePairAccessor<StringValue, StringValue>(&PairObject::m_stringPair),
                MakePairChecker<StringValue, StringValue>(MakeStringChecker(), MakeStringChecker()))
            .AddAttribute("DoubleIntPair",
                          "Pair: double int",
                          // the container value container differs from the underlying object
                          PairValue<DoubleValue, IntegerValue>(),
                          MakePairAccessor<DoubleValue, IntegerValue>(&PairObject::m_doubleIntPair),
                          MakePairChecker<DoubleValue, IntegerValue>(MakeDoubleChecker<double>(),
                                                                     MakeIntegerChecker<int>()));
    return tid;
}
 
/**
 * \brief Stream insertion operator.
 *
 * \param [in] os The reference to the output stream.
 * \param [in] obj The PairObject.
 * \returns The reference to the output stream.
 */
std::ostream&
operator<<(std::ostream& os, const PairObject& obj)
{
    os << "StringPair = { " << obj.m_stringPair << " } ";
    os << "DoubleIntPair = { " << obj.m_doubleIntPair << " }";
    return os;
}
 
/**
 * \ingroup pair-tests
 *
 * Pair test - Test instantiation, initialization, access.
 */
class PairValueTestCase : public TestCase
{
  public:
    PairValueTestCase();
 
    ~PairValueTestCase() override
    {
    }
 
  private:
    void DoRun() override;
};
 
PairValueTestCase::PairValueTestCase()
    : TestCase("test instantiation, initialization, access")
{
}
 
void
PairValueTestCase::DoRun()
{
    {
        std::pair<const int, double> ref = {1, 2.4};
 
        PairValue<IntegerValue, DoubleValue> ac(ref);
 
        std::pair<const int, double> rv = ac.Get();
        NS_TEST_ASSERT_MSG_EQ(rv, ref, "Attribute value does not equal original");
    }
 
    {
        std::pair<const std::string, double> ref = {"hello", 3.14};
 
        PairValue<StringValue, DoubleValue> ac;
        ac.Set(ref);
        std::pair<const std::string, double> rv = ac.Get();
        NS_TEST_ASSERT_MSG_EQ(rv, ref, "Attribute value does not equal original");
    }
}
 
/**
 * \ingroup pair-tests
 *
 * Pair test - test setting through attribute interface.
 */
class PairValueSettingsTestCase : public TestCase
{
  public:
    PairValueSettingsTestCase();
 
    void DoRun() override;
};
 
PairValueSettingsTestCase::PairValueSettingsTestCase()
    : TestCase("test setting through attribute interface")
{
}
 
void
PairValueSettingsTestCase::DoRun()
{
    auto p = CreateObject<PairObject>();
    p->SetAttribute("StringPair",
                    PairValue<StringValue, StringValue>(std::make_pair("hello", "world")));
    p->SetAttribute("DoubleIntPair",
                    PairValue<DoubleValue, IntegerValue>(std::make_pair(3.14, 31)));
 
    std::ostringstream oss;
    oss << *p;
 
    std::ostringstream ref;
    ref << "StringPair = { (hello,world) } DoubleIntPair = { (3.14,31) }";
 
    NS_TEST_ASSERT_MSG_EQ((oss.str()), (ref.str()), "Pairs not correctly set");
}
 
/**
 * \ingroup pair-tests
 *
 * \brief The pair-value Test Suite.
 */
class PairValueTestSuite : public TestSuite
{
  public:
    PairValueTestSuite();
};
 
PairValueTestSuite::PairValueTestSuite()
    : TestSuite("pair-value-test-suite", Type::UNIT)
{
    AddTestCase(new PairValueTestCase(), TestCase::Duration::QUICK);
    AddTestCase(new PairValueSettingsTestCase(), TestCase::Duration::QUICK);
}
 
static PairValueTestSuite g_pairValueTestSuite; //!< Static variable for test initialization