source: protocol/src/test/java/geniusweb/protocol/session/mopac/phase/VotingPhaseTest.java@ 52

package geniusweb.protocol.session.mopac.phase;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.io.IOException;
import java.net.URISyntaxException;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.junit.Test;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;

import geniusweb.actions.EndNegotiation;
import geniusweb.actions.Offer;
import geniusweb.actions.PartyId;
import geniusweb.actions.Vote;
import geniusweb.actions.Votes;
import geniusweb.inform.Voting;
import geniusweb.issuevalue.Bid;
import geniusweb.issuevalue.DiscreteValue;
import geniusweb.protocol.ProtocolException;
import geniusweb.protocol.session.mopac.PartyStates;
import geniusweb.voting.VotingEvaluator;
import geniusweb.voting.votingevaluators.LargestAgreement;
import geniusweb.voting.votingevaluators.LargestAgreementsLoop;
import tudelft.utilities.junit.GeneralTests;

/**
 * We also test defaultPhase here.
 */
public class VotingPhaseTest extends GeneralTests<VotingPhase> {
        private final ObjectMapper jackson = new ObjectMapper();

        private static final long DEADLINE = 10l;
        private final PartyId party1 = new PartyId("party1");
        private final PartyId party2 = new PartyId("party2");
        private final PartyId party3 = new PartyId("party3");

        // private final OfferPhase prevPhase = mock(OfferPhase.class);

        private final Map<PartyId, Integer> powers = new HashMap<>();
        private final PartyStates states, states2;
        private final VotingEvaluator evaluator = new LargestAgreement();
        private final VotingEvaluator evaluator2 = new LargestAgreementsLoop();
        private final VotingPhase phase, phase1, phase1a, phase2, phase3, phase4;

        // just a test bid
        private final Bid bid = new Bid("issue", new DiscreteValue("yes"));
        private final Vote vote = new Vote(party1, bid, 2, 3);
        private final Votes votes = new Votes(party1, Collections.singleton(vote));

        private final List<Offer> prevPhase = Arrays.asList(new Offer(party1, bid));
        private final String serialized = "{\"VotingPhase\":{\"offers\":[],\"partyStates\":{\"powers\":{\"party2\":3,\"party1\":2,\"party3\":3},\"notYetActed\":[\"party2\",\"party1\",\"party3\"],\"actions\":[],\"agreements\":{},\"walkedAway\":[],\"exceptions\":{}},\"deadline\":10,\"evaluator\":{\"LargestAgreement\":{}}}}";

        public VotingPhaseTest() {
                powers.put(party1, 2);
                powers.put(party2, 3);
                states2 = new PartyStates(powers);
                powers.put(party3, 3);
                states = new PartyStates(powers);

                phase = new VotingPhase(prevPhase, states, DEADLINE, evaluator);

                // in these phases we just don't set prevPhase.
                // this to avoid serialization troubles.
                phase1 = new VotingPhase(Collections.emptyList(), states, 10l,
                                evaluator);
                phase1a = new VotingPhase(Collections.emptyList(), states, 10l,
                                evaluator);
                phase2 = new VotingPhase(Collections.emptyList(), states2, 10l,
                                evaluator);
                phase3 = new VotingPhase(Collections.emptyList(), states, 20l,
                                evaluator);
                phase4 = new VotingPhase(Collections.emptyList(), states, 10l,
                                evaluator2);

        }

        @Override
        public List<List<VotingPhase>> getGeneralTestData() {
                return Arrays.asList(Arrays.asList(phase1, phase1a),
                                Arrays.asList(phase2), Arrays.asList(phase3),
                                Arrays.asList(phase4));
        }

        @Override
        public List<String> getGeneralTestStrings() {
                return Arrays.asList(
                                "VotingPhase.*PartyStates.*party2, party1, party3.*\\[\\],Agreements.*\\[\\],\\{\\}.*],10,LargestAgreement.*",
                                "VotingPhase.*PartyStates.*party2, party1.*\\[\\],Agreements.*\\[\\],\\{\\}.*],10,LargestAgreement.*",
                                "VotingPhase.*PartyStates.*party2, party1, party3.*\\[\\],Agreements.*\\[\\],\\{\\}.*],20,LargestAgreement.*",
                                "VotingPhase.*PartyStates.*party2, party1, party3.*\\[\\],Agreements.*\\[\\],\\{\\}.*],10,LargestAgreementsLoop.*");
        }

        @Test
        public void smokeTest() {
        }

        @Test
        public void testInitState() {
                assertEquals(3, phase.getPartyStates().getNotYetActed().size());
        }

        @Test
        public void testInform() {
                // when(prevPhase.getOffers()).thenReturn(Arrays.asList(bid));
                assertEquals(new Voting(Arrays.asList(new Offer(party1, bid)), powers),
                                phase.getInform());

        }

        @Test
        public void isFinalTest() {
                assertFalse(phase.isFinal(1l));
                assertTrue(phase.isFinal(10l));
        }

        @Test
        public void isFinalTestActorNotYetActed() {
                PartyStates actedstate = mock(PartyStates.class);
                when(actedstate.getNotYetActed())
                                .thenReturn(Collections.singleton(party1));
                OfferPhase testphase = new OfferPhase(actedstate, 10l, evaluator);
                assertFalse(testphase.isFinal(1l));
        }

        @Test
        public void isFinalTestAllActorsActed() {
                PartyStates actedstate = mock(PartyStates.class);
                when(actedstate.getNotYetActed()).thenReturn(Collections.emptySet());
                OfferPhase testphase = new OfferPhase(actedstate, 10l, evaluator);
                assertTrue(testphase.isFinal(1l));
        }

        @Test(expected = ProtocolException.class)
        public void checkIncorrectActorTest() throws ProtocolException {
                phase.checkAction(party1, new EndNegotiation(party2), 1);
        }

        @Test(expected = ProtocolException.class)
        public void checkNotAllowedActionTest() throws ProtocolException {
                phase.checkAction(party1, new Votes(party2, Collections.emptySet()), 1);
        }

        @Test
        public void testFinish() {
                Phase ph = phase.finish();
                assertTrue(ph.getPartyStates().getNotYetActed().isEmpty());
                assertEquals(3, ph.getPartyStates().getExceptions().size());
                assertTrue(phase.getPartyStates().getAgreements().getMap().isEmpty());
        }

        @Test(expected = IllegalStateException.class)
        public void testNextWrong() {
                // state is not final, should not work
                phase.next(1, 1000);
        }

        @Test
        public void testNextNoParties() {
                Phase ph = phase.finish();
                // no parties are left now, all failed
                // but this is not part of the next() check.
                Phase next = ph.next(1, 1000);
                assertTrue(next instanceof OptInPhase);
                // no remaining parties, since finish kicked all
                assertTrue(next.getPartyStates().getNotYetActed().isEmpty());
        }

        @Test
        public void testAllowed() {
                phase.with(party1, votes, 1);
        }

        @Test
        public void getVotesTest() {
                assertEquals(Collections.emptyList(), phase.getVotes());
                List<Votes> vts = phase.with(party1, votes, 1).getVotes();
                assertEquals(Arrays.asList(votes), vts);
        }

        @Test(expected = IllegalArgumentException.class)
        public void testNextTooShortDuration() {
                phase.next(1, Phase.PHASE_MINTIME - 1);
        }

        @Test(expected = IllegalStateException.class)
        public void testNextNotFinished() {
                phase.next(1, Phase.PHASE_MINTIME + 1);
        }

        @Test(expected = IllegalStateException.class)
        public void testNext() {
                phase.next(11, Phase.PHASE_MINTIME + 1);
        }

        @Test
        public void testDeserialize() throws IOException {
                Phase obj = jackson.readValue(serialized, Phase.class);
                System.out.println(obj);
                assertEquals(phase1, obj);
        }

        @Test
        public void testSerialize()
                        throws JsonProcessingException, URISyntaxException {

                String string = jackson.writeValueAsString(phase1);
                System.out.println(string);
                assertEquals(serialized, string);
        }
}