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

Example 16 with HashId

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

the class PostgresLedgerTest method saveOneRecordManyTimes.

// @Test
public void saveOneRecordManyTimes() throws Exception {
    HashId hashId = HashId.createRandom();
    StateRecord r = ledger.findOrCreate(hashId);
    class TestRunnable implements Runnable {

        @Override
        public void run() {
            ledger.getRecord(r.getId());
            r.setState(ItemState.APPROVED);
            r.save();
        }
    }
    List<Thread> threadsList = new ArrayList<>();
    List<TestRunnable> runnableList = new ArrayList<>();
    for (int j = 0; j < 700; j++) {
        TestRunnable runnableSingle = new TestRunnable();
        runnableList.add(runnableSingle);
        threadsList.add(new Thread(() -> {
            runnableSingle.run();
        }));
    }
    for (Thread th : threadsList) {
        th.start();
    }
}

Example 17 with HashId

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

the class PostgresLedgerTest method checkNegativeBytesInId.

@Test
public void checkNegativeBytesInId() throws Exception {
    HashId id = HashId.withDigest(Do.randomNegativeBytes(64));
    StateRecord r1 = ledger.findOrCreate(id);
    r1.setState(ItemState.DECLINED);
    r1.save();
    StateRecord r2 = ledger.getRecord(id);
    assertNotNull(r2);
    assertNotSame(r1, r2);
    assertEquals(r1.getState(), r2.getState());
    ledger.enableCache(true);
    StateRecord r3 = ledger.getRecord(id);
    StateRecord r4 = ledger.getRecord(id);
    assertEquals(r3.toString(), r4.toString());
    // why?
    assertSame(r3, r4);
}

Example 18 with HashId

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

the class PostgresLedgerTest method createOutputLockRecord.

@Test
public void createOutputLockRecord() throws Exception {
    ledger.enableCache(true);
    StateRecord owner = ledger.findOrCreate(HashId.createRandom());
    StateRecord other = ledger.findOrCreate(HashId.createRandom());
    HashId id = HashId.createRandom();
    StateRecord r1 = owner.createOutputLockRecord(id);
    r1.reload();
    assertEquals(id, r1.getId());
    assertEquals(ItemState.LOCKED_FOR_CREATION, r1.getState());
    assertEquals(owner.getRecordId(), r1.getLockedByRecordId());
    StateRecord r2 = owner.createOutputLockRecord(id);
    assertSame(r2, r1);
    assertNull(owner.createOutputLockRecord(other.getId()));
    // And hacked low level operation must fail too
    assertNull(ledger.createOutputLockRecord(owner.getRecordId(), other.getId()));
}

Example 19 with HashId

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

the class PostgresLedgerTest method ledgerCleanupTest.

@Test
public void ledgerCleanupTest() throws Exception {
    Contract contract = new Contract(TestKeys.privateKey(0));
    contract.seal();
    StateRecord r = ledger.findOrCreate(contract.getId());
    r.setExpiresAt(ZonedDateTime.now().minusSeconds(1));
    r.save();
    ledger.putItem(r, contract, Instant.now().plusSeconds(300));
    HashId hash1 = contract.getId();
    contract = new Contract(TestKeys.privateKey(0));
    contract.seal();
    r = ledger.findOrCreate(contract.getId());
    r.setExpiresAt(ZonedDateTime.now().plusMonths(1));
    r.save();
    ledger.putItem(r, contract, Instant.now().minusSeconds(1));
    HashId hash2 = contract.getId();
    ledger.cleanup();
    PreparedStatement st = ledger.getDb().statement("select count(*) from ledger where hash = ?", hash1.getDigest());
    try (ResultSet rs = st.executeQuery()) {
        assertTrue(rs.next());
        assertEquals(rs.getInt(1), 0);
    }
    st = ledger.getDb().statement("select count(*) from ledger where hash = ?", hash2.getDigest());
    try (ResultSet rs = st.executeQuery()) {
        assertTrue(rs.next());
        assertEquals(rs.getInt(1), 1);
    }
    st = ledger.getDb().statement("select count(*) from items where id in (select id from ledger where hash = ?)", hash2.getDigest());
    try (ResultSet rs = st.executeQuery()) {
        assertTrue(rs.next());
        assertEquals(rs.getInt(1), 0);
    }
}

Example 20 with HashId

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

the class SqliteLedgerTest 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);
}