Examples with UsageInvoiceItem org.killbill.billing.invoice.model.UsageInvoiceItem used on opensource projects

Example 6 with UsageInvoiceItem

use of org.killbill.billing.invoice.model.UsageInvoiceItem in project killbill by killbill.

the class TestContiguousIntervalConsumableInArrear method testComputeMissingItems.

@Test(groups = "fast")
public void testComputeMissingItems() throws CatalogApiException {
    final LocalDate startDate = new LocalDate(2014, 03, 20);
    final LocalDate firstBCDDate = new LocalDate(2014, 04, 15);
    final LocalDate endDate = new LocalDate(2014, 05, 15);
    // 2 items for startDate - firstBCDDate
    final List<RawUsage> rawUsages = new ArrayList<RawUsage>();
    rawUsages.add(new DefaultRawUsage(subscriptionId, new LocalDate(2014, 03, 20), "unit", 130L));
    rawUsages.add(new DefaultRawUsage(subscriptionId, new LocalDate(2014, 03, 21), "unit", 271L));
    // 1 items for firstBCDDate - endDate
    rawUsages.add(new DefaultRawUsage(subscriptionId, new LocalDate(2014, 04, 15), "unit", 199L));
    final DefaultTieredBlock block = createDefaultTieredBlock("unit", 100, 10, BigDecimal.ONE);
    final DefaultTier tier = createDefaultTierWithBlocks(block);
    final DefaultUsage usage = createConsumableInArrearUsage(usageName, BillingPeriod.MONTHLY, tier);
    final LocalDate targetDate = endDate;
    final BillingEvent event1 = createMockBillingEvent(startDate.toDateTimeAtStartOfDay(DateTimeZone.UTC), BillingPeriod.MONTHLY, Collections.<Usage>emptyList());
    final BillingEvent event2 = createMockBillingEvent(endDate.toDateTimeAtStartOfDay(DateTimeZone.UTC), BillingPeriod.MONTHLY, Collections.<Usage>emptyList());
    final ContiguousIntervalUsageInArrear intervalConsumableInArrear = createContiguousIntervalConsumableInArrear(usage, rawUsages, targetDate, true, event1, event2);
    final List<InvoiceItem> invoiceItems = new ArrayList<InvoiceItem>();
    final InvoiceItem ii1 = new UsageInvoiceItem(invoiceId, accountId, bundleId, subscriptionId, planName, phaseName, usage.getName(), startDate, firstBCDDate, BigDecimal.ONE, currency);
    invoiceItems.add(ii1);
    final InvoiceItem ii2 = new UsageInvoiceItem(invoiceId, accountId, bundleId, subscriptionId, planName, phaseName, usage.getName(), firstBCDDate, endDate, BigDecimal.ONE, currency);
    invoiceItems.add(ii2);
    final UsageInArrearItemsAndNextNotificationDate usageResult = intervalConsumableInArrear.computeMissingItemsAndNextNotificationDate(invoiceItems);
    final List<InvoiceItem> rawResults = usageResult.getInvoiceItems();
    assertEquals(rawResults.size(), 4);
    final List<InvoiceItem> result = ImmutableList.copyOf(Iterables.filter(rawResults, new Predicate<InvoiceItem>() {

        @Override
        public boolean apply(final InvoiceItem input) {
            return input.getAmount().compareTo(BigDecimal.ZERO) > 0;
        }
    }));
    // Invoiced for 1 BTC and used 130 + 271 = 401 => 5 blocks => 5 BTC so remaining piece should be 4 BTC
    assertEquals(result.get(0).getAmount().compareTo(new BigDecimal("4.0")), 0, String.format("%s != 4.0", result.get(0).getAmount()));
    assertEquals(result.get(0).getCurrency(), Currency.BTC);
    assertEquals(result.get(0).getAccountId(), accountId);
    assertEquals(result.get(0).getBundleId(), bundleId);
    assertEquals(result.get(0).getSubscriptionId(), subscriptionId);
    assertEquals(result.get(0).getPlanName(), planName);
    assertEquals(result.get(0).getPhaseName(), phaseName);
    assertEquals(result.get(0).getUsageName(), usage.getName());
    assertTrue(result.get(0).getStartDate().compareTo(startDate) == 0);
    assertTrue(result.get(0).getEndDate().compareTo(firstBCDDate) == 0);
    // Invoiced for 1 BTC and used 199  => 2 blocks => 2 BTC so remaining piece should be 1 BTC
    assertEquals(result.get(1).getAmount().compareTo(new BigDecimal("1.0")), 0, String.format("%s != 1.0", result.get(0).getAmount()));
    assertEquals(result.get(1).getCurrency(), Currency.BTC);
    assertEquals(result.get(1).getAccountId(), accountId);
    assertEquals(result.get(1).getBundleId(), bundleId);
    assertEquals(result.get(1).getSubscriptionId(), subscriptionId);
    assertEquals(result.get(1).getPlanName(), planName);
    assertEquals(result.get(1).getPhaseName(), phaseName);
    assertEquals(result.get(1).getUsageName(), usage.getName());
    assertTrue(result.get(1).getStartDate().compareTo(firstBCDDate) == 0);
    assertTrue(result.get(1).getEndDate().compareTo(endDate) == 0);
}