source: boa/src/test/java/geniusweb/boa/acceptancestrategy/TimeDepAccStratTest.java@ 52

package geniusweb.boa.acceptancestrategy;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.any;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

import java.math.BigDecimal;

import org.junit.Before;
import org.junit.Test;

import geniusweb.actions.Accept;
import geniusweb.actions.Offer;
import geniusweb.actions.PartyId;
import geniusweb.bidspace.BidsWithUtility;
import geniusweb.bidspace.Interval;
import geniusweb.boa.BoaState;
import geniusweb.inform.Settings;
import geniusweb.issuevalue.Bid;
import geniusweb.profile.Profile;
import geniusweb.profile.utilityspace.LinearAdditive;
import geniusweb.progress.Progress;
import geniusweb.progress.ProgressRounds;
import geniusweb.references.Parameters;

public class TimeDepAccStratTest {
        private static final Bid resbid = mock(Bid.class);
        private final Progress progress = mock(ProgressRounds.class);
        private final BidsWithUtility testbidspace = mock(BidsWithUtility.class);
        private final BoaState state = mock(BoaState.class);
        private final Bid bid1 = mock(Bid.class);
        private final Settings settings = mock(Settings.class);
        private final LinearAdditive linearprofile = mock(LinearAdditive.class);
        private PartyId party = new PartyId("someparty");

        @Before
        public void before() {
                when(state.getSettings()).thenReturn(settings);
                when(state.getProfile()).thenReturn(linearprofile);
                when(state.getProgress()).thenReturn(progress);
                when(settings.getParameters()).thenReturn(new Parameters());

        }

        @Test
        public void testRoundsProgressAtStart() {
                when(testbidspace.getRange())
                                .thenReturn(new Interval(BigDecimal.ZERO, BigDecimal.ONE));

                TimeDependentAcceptanceStrategy ac = new TimeDependentAcceptanceStrategy() {
                        @Override
                        protected BidsWithUtility getBidspace(Profile profile) {
                                return testbidspace;
                        }
                };
                // we use default e=1, k=0 which means p(0)=1

                when(progress.get(any())).thenReturn(0.0d);

                when(linearprofile.getUtility(eq(bid1)))
                                .thenReturn(BigDecimal.valueOf(0.4));

                assertFalse(ac.filter(new Offer(party, bid1), state) instanceof Accept);
        }

        @Test
        public void testRoundsProgressAtStart1() {
                when(testbidspace.getRange()).thenReturn(
                                new Interval(BigDecimal.ZERO, new BigDecimal("0.4")));
                // the max util in this space is 0.4

                TimeDependentAcceptanceStrategy ac = new TimeDependentAcceptanceStrategy() {
                        @Override
                        protected BidsWithUtility getBidspace(Profile profile) {
                                return testbidspace;
                        }
                };
                // we use default e=1, k=0 which means p(0)=1

                when(progress.get(any())).thenReturn(0.0d);

                when(linearprofile.getUtility(eq(bid1)))
                                .thenReturn(new BigDecimal("0.4")); // now =max util
                when(state.getLastReceivedOffer()).thenReturn(new Offer(party, bid1));
                assertTrue(ac.filter(new Offer(party, bid1), state) instanceof Accept);
        }

        @Test
        public void testRoundsProgressAtEnd() {
                when(testbidspace.getRange())
                                .thenReturn(new Interval(BigDecimal.ZERO, BigDecimal.ONE));

                TimeDependentAcceptanceStrategy ac = new TimeDependentAcceptanceStrategy() {
                        @Override
                        protected BidsWithUtility getBidspace(Profile profile) {
                                return testbidspace;
                        }
                };
                // we use default e=1, k=0 which means p(1)=0

                when(progress.get(any())).thenReturn(1.0d);

                when(state.getLastReceivedOffer()).thenReturn(new Offer(party, bid1));
                when(linearprofile.getUtility(eq(bid1)))
                                .thenReturn(BigDecimal.valueOf(0.4));

                when(state.getLastReceivedOffer()).thenReturn(new Offer(party, bid1));
                assertTrue(ac.filter(new Offer(party, bid1), state) instanceof Accept);
        }

        @Test
        public void testRoundsProgressResValueIsUsed() {
                // resbid should raise the minimum at the end.
                // we check that at the end a bid with lower util than resbid is
                // not accepted.
                when(testbidspace.getRange())
                                .thenReturn(new Interval(BigDecimal.ZERO, BigDecimal.ONE));

                TimeDependentAcceptanceStrategy ac = new TimeDependentAcceptanceStrategy() {
                        @Override
                        protected BidsWithUtility getBidspace(Profile profile) {
                                return testbidspace;
                        }
                };
                // we use default e=1, k=0 which means p(1)=resValue.

                when(progress.get(any())).thenReturn(1.0d);

                when(linearprofile.getUtility(eq(bid1)))
                                .thenReturn(BigDecimal.valueOf(0.4));

                when(linearprofile.getReservationBid()).thenReturn(resbid);
                when(linearprofile.getUtility(eq(resbid)))
                                .thenReturn(new BigDecimal("0.5"));

                // bid1 has util 0.4 which is below res value.
                when(state.getLastReceivedOffer()).thenReturn(new Offer(party, bid1));
                assertFalse(ac.filter(new Offer(party, bid1), state) instanceof Accept);
        }

}