Examples with HashId com.icodici.universa.HashId used on opensource projects

Example 6 with HashId

use of com.icodici.universa.HashId in project universa by UniversaBlockchain.

the class HashIdTest method init.

@Before
public void init() {
    idA = new HashId(new byte[] { 1, 2, 3 });
    idB = new HashId(new byte[] { 1, 2, 4 });
    idA1 = new HashId(new byte[] { 1, 2, 3 });
}

Example 7 with HashId

use of com.icodici.universa.HashId in project universa by UniversaBlockchain.

the class PostgresLedgerTest method create.

@Test
public void create() throws Exception {
    // System.out.println("" + ledger.getDb().getIntParam("version"));
    HashId id = HashId.createRandom();
    assertNull(ledger.getRecord(id));
    StateRecord r = ledger.findOrCreate(id);
    System.out.println(r);
    System.out.println(ledger.countRecords());
}

Example 8 with HashId

use of com.icodici.universa.HashId in project universa by UniversaBlockchain.

the class PostgresLedgerTest method findOrCreateAndGet.

@Test
public void findOrCreateAndGet() throws Exception {
    // Atomic new record creation
    HashId id = HashId.createRandom();
    StateRecord r = ledger.findOrCreate(id);
    assertNotNull(r);
    assertEquals(id, r.getId());
    assertEquals(ItemState.PENDING, r.getState());
    assertAlmostSame(ZonedDateTime.now(), r.getCreatedAt());
    // returning existing record
    StateRecord r1 = ledger.findOrCreate(id);
    assertSameRecords(r, r1);
    StateRecord r2 = ledger.getRecord(id);
    assertSameRecords(r, r2);
    StateRecord r3 = ledger.getRecord(HashId.createRandom());
    assert (r3 == null);
}

Example 9 with HashId

use of com.icodici.universa.HashId in project universa by UniversaBlockchain.

the class PostgresLedgerTest method ledgerBenchmark.

// @Test
public void ledgerBenchmark() throws Exception {
    ExecutorService es = Executors.newCachedThreadPool();
    List<Future<?>> ff = new ArrayList<>();
    int nMax = 32;
    int nIds = 4000;
    long t = StopWatch.measure(true, () -> {
        for (int n = 0; n < nMax; n++) {
            final int x = n;
            ff.add(es.submit(() -> {
                HashId[] ids = new HashId[nIds];
                for (int i = 0; i < ids.length; i++) ids[i] = HashId.createRandom();
                System.out.println(x);
                StopWatch.measure(true, () -> {
                    for (HashId i : ids) {
                        try {
                            ledger.findOrCreate(i);
                        } catch (Exception e) {
                            e.printStackTrace();
                            fail(e.getMessage());
                        }
                    }
                });
                System.out.println("end-" + x);
                return null;
            }));
        }
        ff.forEach(f -> {
            try {
                f.get();
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (ExecutionException e) {
                e.printStackTrace();
            }
        });
        System.out.println("total");
    });
    System.out.println("TPS: " + (nMax * nIds * 1000 / t));
    System.out.println("" + ledger.getDb().queryOne("SELECT count(*) from ledger"));
}

Example 10 with HashId

use of com.icodici.universa.HashId in project universa by UniversaBlockchain.

the class PostgresLedgerTest method recordExpiration.

@Test
public void recordExpiration() throws Exception {
    // todo: expired can't be get - it should be dropped by the database
    HashId hashId = HashId.createRandom();
    StateRecord r = ledger.findOrCreate(hashId);
    assertNotNull(r.getExpiresAt());
    assert (r.getExpiresAt().isAfter(ZonedDateTime.now()));
    long recordId = r.getRecordId();
    ZonedDateTime inFuture = ZonedDateTime.now().plusHours(2);
    r.setExpiresAt(inFuture);
    StateRecord r1 = ledger.getRecord(hashId);
    assertNotEquals(r1.getExpiresAt(), inFuture);
    r.save();
    r1 = ledger.getRecord(hashId);
    assertAlmostSame(r.getExpiresAt(), r1.getExpiresAt());
    r.setExpiresAt(ZonedDateTime.now().minusHours(1));
    r.save();
    r1 = ledger.getRecord(hashId);
    assertNull(r1);
}