Examples with PurchaseStrategy com.github.robozonky.api.strategies.PurchaseStrategy used on opensource projects

Example 1 with PurchaseStrategy

use of com.github.robozonky.api.strategies.PurchaseStrategy in project robozonky by RoboZonky.

the class SessionTest method properReal.

@Test
void properReal() {
    final Loan l = Loan.custom().setId(1).setAmount(200).setRating(Rating.D).setRemainingInvestment(200).setMyInvestment(mockMyInvestment()).build();
    final Participation p = mock(Participation.class);
    when(p.getLoanId()).thenReturn(l.getId());
    when(p.getRemainingPrincipal()).thenReturn(BigDecimal.valueOf(200));
    final PurchaseStrategy s = mock(PurchaseStrategy.class);
    when(s.recommend(any(), any(), any())).thenAnswer(i -> {
        final Collection<ParticipationDescriptor> participations = i.getArgument(0);
        return participations.stream().map(ParticipationDescriptor::recommend).flatMap(o -> o.map(Stream::of).orElse(Stream.empty()));
    });
    final Zonky z = mockZonky(BigDecimal.valueOf(100_000));
    when(z.getLoan(eq(l.getId()))).thenReturn(l);
    final Authenticated auth = mockAuthentication(z);
    final Portfolio portfolio = spy(Portfolio.create(z, mockBalance(z)));
    final ParticipationDescriptor pd = new ParticipationDescriptor(p, l);
    final Collection<Investment> i = Session.purchase(portfolio, auth, Stream.of(pd), new RestrictedPurchaseStrategy(s, new Restrictions()), false);
    assertThat(i).hasSize(1);
    assertThat(this.getNewEvents()).hasSize(5);
    verify(z).purchase(eq(p));
    verify(portfolio).newBlockedAmount(eq(auth), argThat((a) -> a.getLoanId() == l.getId()));
}

Example 2 with PurchaseStrategy

use of com.github.robozonky.api.strategies.PurchaseStrategy in project robozonky by RoboZonky.

the class Purchasing method execute.

@Override
protected Collection<Investment> execute(final Portfolio portfolio, final PurchaseStrategy strategy, final Collection<Participation> marketplace) {
    final Stream<ParticipationDescriptor> participations = marketplace.parallelStream().map(p -> toDescriptor(p, auth)).filter(d -> {
        // never re-purchase what was once sold
        final Loan l = d.related();
        final boolean wasSoldBefore = portfolio.wasOnceSold(l);
        if (wasSoldBefore) {
            LOGGER.debug("Ignoring loan #{} as the user had already sold it before.", l.getId());
        }
        return !wasSoldBefore;
    });
    final RestrictedPurchaseStrategy s = new RestrictedPurchaseStrategy(strategy, auth.getRestrictions());
    return Session.purchase(portfolio, auth, participations, s, dryRun);
}

Example 3 with PurchaseStrategy

use of com.github.robozonky.api.strategies.PurchaseStrategy in project robozonky by RoboZonky.

the class NaturalLanguagePurchaseStrategyTest method noLoansApplicable.

@Test
void noLoansApplicable() {
    final MarketplaceFilter filter = MarketplaceFilter.of(MarketplaceFilterCondition.alwaysAccepting());
    final DefaultValues v = new DefaultValues(DefaultPortfolio.PROGRESSIVE);
    final FilterSupplier w = new FilterSupplier(v, Collections.emptySet(), Collections.singleton(filter));
    final ParsedStrategy p = new ParsedStrategy(v, Collections.emptySet(), Collections.emptyMap(), w);
    final PurchaseStrategy s = new NaturalLanguagePurchaseStrategy(p);
    final PortfolioOverview portfolio = mock(PortfolioOverview.class);
    when(portfolio.getCzkAvailable()).thenReturn(p.getMinimumBalance());
    when(portfolio.getCzkInvested()).thenReturn(p.getMaximumInvestmentSizeInCzk() - 1);
    final Stream<RecommendedParticipation> result = s.recommend(Collections.singletonList(mockDescriptor()), portfolio, new Restrictions());
    assertThat(result).isEmpty();
}

Example 4 with PurchaseStrategy

use of com.github.robozonky.api.strategies.PurchaseStrategy in project robozonky by RoboZonky.

the class SessionTest method underBalance.

@Test
void underBalance() {
    final Participation p = mock(Participation.class);
    when(p.getRemainingPrincipal()).thenReturn(BigDecimal.valueOf(200));
    final Loan l = Loan.custom().build();
    final PurchaseStrategy s = mock(PurchaseStrategy.class);
    when(s.recommend(any(), any(), any())).thenAnswer(i -> {
        final Collection<ParticipationDescriptor> participations = i.getArgument(0);
        return participations.stream().map(ParticipationDescriptor::recommend).flatMap(o -> o.map(Stream::of).orElse(Stream.empty()));
    });
    final ParticipationDescriptor pd = new ParticipationDescriptor(p, l);
    final Zonky z = mockZonky();
    final Authenticated auth = mockAuthentication(z);
    final Portfolio portfolio = Portfolio.create(z, mockBalance(z));
    final Collection<Investment> i = Session.purchase(portfolio, auth, Stream.of(pd), new RestrictedPurchaseStrategy(s, new Restrictions()), true);
    assertSoftly(softly -> {
        softly.assertThat(i).isEmpty();
        softly.assertThat(this.getNewEvents()).has(new Condition<List<? extends Event>>() {

            @Override
            public boolean matches(final List<? extends Event> events) {
                return events.stream().noneMatch(e -> e instanceof PurchaseRequestedEvent);
            }
        });
    });
}

Example 5 with PurchaseStrategy

use of com.github.robozonky.api.strategies.PurchaseStrategy in project robozonky by RoboZonky.

the class SessionTest method properDryRun.

@Test
void properDryRun() {
    final Loan l = Loan.custom().setId(1).setAmount(200).setRating(Rating.D).setRemainingInvestment(200).setMyInvestment(mockMyInvestment()).build();
    final Participation p = mock(Participation.class);
    when(p.getLoanId()).thenReturn(l.getId());
    when(p.getRemainingPrincipal()).thenReturn(BigDecimal.valueOf(200));
    final PurchaseStrategy s = mock(PurchaseStrategy.class);
    when(s.recommend(any(), any(), any())).thenAnswer(i -> {
        final Collection<ParticipationDescriptor> participations = i.getArgument(0);
        return participations.stream().map(ParticipationDescriptor::recommend).flatMap(o -> o.map(Stream::of).orElse(Stream.empty()));
    });
    final Zonky z = mockZonky(BigDecimal.valueOf(100_000));
    when(z.getLoan(eq(l.getId()))).thenReturn(l);
    final Authenticated auth = mockAuthentication(z);
    final Portfolio portfolio = spy(Portfolio.create(z, mockBalance(z)));
    final ParticipationDescriptor pd = new ParticipationDescriptor(p, l);
    final Collection<Investment> i = Session.purchase(portfolio, auth, Stream.of(pd), new RestrictedPurchaseStrategy(s, new Restrictions()), true);
    assertThat(i).hasSize(1);
    assertThat(this.getNewEvents()).hasSize(5);
    verify(z, never()).purchase(eq(p));
    verify(portfolio).newBlockedAmount(eq(auth), argThat((a) -> a.getLoanId() == l.getId()));
}