Examples with AsyncEvent net.sergeych.tools.AsyncEvent used on opensource projects

Example 6 with AsyncEvent

use of net.sergeych.tools.AsyncEvent in project universa by UniversaBlockchain.

the class Node2LocalNetworkTest method resyncContractWithSomeUndefindSubContractsWithTimeout.

@Test
public void resyncContractWithSomeUndefindSubContractsWithTimeout() throws Exception {
    // Test should run resync of each unknown part of a contract
    // But resync should failed by timeout. And complex contract should be declined.
    AsyncEvent ae = new AsyncEvent();
    int numSubContracts = 5;
    List<Contract> subContracts = new ArrayList<>();
    for (int i = 0; i < numSubContracts; i++) {
        Contract c = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
        c.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
        assertTrue(c.check());
        c.seal();
        if (i < config.getKnownSubContractsToResync())
            addToAllLedgers(c, ItemState.APPROVED);
        else
            addToAllLedgers(c, ItemState.APPROVED, node);
        subContracts.add(c);
    }
    for (int i = 0; i < numSubContracts; i++) {
        ItemResult r = node.checkItem(subContracts.get(i).getId());
        System.out.println("Contract: " + i + " > " + subContracts.get(i).getId() + " state: " + r.state);
    }
    Contract contract = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
    contract.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
    contract.addSignerKeyFromFile(Config.tuKeyPath);
    assertTrue(contract.check());
    for (int i = 0; i < numSubContracts; i++) {
        contract.addRevokingItems(subContracts.get(i));
    }
    contract.seal();
    contract.check();
    contract.traceErrors();
    Duration wasDuration = config.getMaxResyncTime();
    config.setMaxResyncTime(Duration.ofMillis(2000));
    for (int i = 0; i < NODES / 2; i++) {
        networks_s.get(NODES - i - 1).setUDPAdapterTestMode(DatagramAdapter.TestModes.LOST_PACKETS);
        networks_s.get(NODES - i - 1).setUDPAdapterLostPacketsPercentInTestMode(100);
    }
    // preparing is finished
    node.registerItem(contract);
    Timer timer = new Timer();
    timer.scheduleAtFixedRate(new TimerTask() {

        @Override
        public void run() {
            ItemResult r = node.checkItem(contract.getId());
            System.out.println("Complex contract state: " + r.state);
            if (r.state == ItemState.DECLINED)
                ae.fire();
        }
    }, 0, 500);
    try {
        ae.await(15000);
    } catch (TimeoutException e) {
        System.out.println("time is up");
    }
    timer.cancel();
    // ItemResult r = node.waitItem(contract.getId(), 5000);
    ItemResult r = node.checkItem(contract.getId());
    // If resync broken but need more then oned nodes to decline, state should be PENDING_NEGATIVE
    Assert.assertThat(r.state, anyOf(equalTo(ItemState.PENDING_NEGATIVE), equalTo(ItemState.DECLINED)));
    for (TestLocalNetwork ln : networks_s) {
        ln.setUDPAdapterTestMode(DatagramAdapter.TestModes.NONE);
        ln.setUDPAdapterVerboseLevel(DatagramAdapter.VerboseLevel.NOTHING);
    }
    config.setMaxResyncTime(wasDuration);
}

Example 7 with AsyncEvent

use of net.sergeych.tools.AsyncEvent in project universa by UniversaBlockchain.

the class Node2LocalNetworkTest method shouldNotResyncWithLessUnknownContractsEx.

public void shouldNotResyncWithLessUnknownContractsEx(ItemState definedState, ItemState undefinedState) throws Exception {
    // Test should broke condition to resync:
    // should be at least one unknown subcontract to start resync
    AsyncEvent ae = new AsyncEvent();
    List<Contract> subContracts = new ArrayList<>();
    RunnableWithException<ItemState> addContract = (ItemState state) -> {
        Contract c = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
        c.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
        assertTrue(c.check());
        c.seal();
        addToAllLedgers(c, state);
        subContracts.add(c);
    };
    int wantedSubContracts = 5;
    System.out.println("add " + wantedSubContracts + " " + definedState + " subcontract");
    for (int i = 0; i < wantedSubContracts; ++i) addContract.run(definedState);
    for (int i = 0; i < subContracts.size(); i++) {
        ItemResult r = node.checkItem(subContracts.get(i).getId());
        System.out.println("Contract: " + i + " state: " + r.state);
    }
    Contract contract = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
    contract.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
    for (int i = 0; i < subContracts.size(); i++) {
        contract.addRevokingItems(subContracts.get(i));
    }
    contract.seal();
    contract.check();
    contract.traceErrors();
    assertTrue(contract.check());
    if (definedState == ItemState.LOCKED) {
        for (Node n : nodesMap_s.values()) {
            for (int i = 0; i < subContracts.size(); i++) {
                StateRecord sr = n.getLedger().getRecord(subContracts.get(i).getId());
                sr.setLockedByRecordId(sr.getRecordId());
                sr.save();
            }
        }
    }
    LogPrinter.showDebug(true);
    Parcel parcel = registerWithNewParcel(contract);
    node.waitParcel(parcel.getId(), 30000);
    ItemResult r = node.waitItem(parcel.getPayloadContract().getId(), 8000);
    System.out.println("Complex contract state: " + r.state);
    ItemState expectedState = (definedState == ItemState.APPROVED) ? ItemState.APPROVED : ItemState.DECLINED;
    assertEquals(expectedState, r.state);
}

Example 8 with AsyncEvent

use of net.sergeych.tools.AsyncEvent in project universa by UniversaBlockchain.

the class Node2LocalNetworkTest method resyncContractWithSomeUndefindSubContracts.

@Test
public void resyncContractWithSomeUndefindSubContracts() throws Exception {
    // Test should run resync of each unknown part of a contract
    AsyncEvent ae = new AsyncEvent();
    int numSubContracts = 5;
    List<Contract> subContracts = new ArrayList<>();
    for (int i = 0; i < numSubContracts; i++) {
        Contract c = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
        c.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
        assertTrue(c.check());
        c.seal();
        if (i < config.getKnownSubContractsToResync())
            addToAllLedgers(c, ItemState.APPROVED);
        else
            addToAllLedgers(c, ItemState.APPROVED, node);
        subContracts.add(c);
    }
    for (int i = 0; i < numSubContracts; i++) {
        ItemResult r = node.checkItem(subContracts.get(i).getId());
        System.out.println("Contract: " + i + " state: " + r.state);
    }
    Contract contract = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
    contract.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
    assertTrue(contract.check());
    for (int i = 0; i < numSubContracts; i++) {
        contract.addRevokingItems(subContracts.get(i));
    }
    contract.seal();
    contract.check();
    contract.traceErrors();
    Parcel parcel = registerWithNewParcel(contract);
    Timer timer = new Timer();
    timer.scheduleAtFixedRate(new TimerTask() {

        @Override
        public void run() {
            ItemResult r = node.checkItem(contract.getId());
            System.out.println("Complex contract state: " + r.state);
            if (r.state == ItemState.APPROVED)
                ae.fire();
        }
    }, 0, 500);
    try {
        ae.await(5000);
    } catch (TimeoutException e) {
        System.out.println("time is up");
    }
    timer.cancel();
    for (TestLocalNetwork ln : networks_s) {
        ln.setUDPAdapterTestMode(DatagramAdapter.TestModes.NONE);
        ln.setUDPAdapterVerboseLevel(DatagramAdapter.VerboseLevel.NOTHING);
    }
    node.waitParcel(parcel.getId(), 30000);
    ItemResult r = node.waitItem(parcel.getPayloadContract().getId(), 3000);
    assertEquals(ItemState.APPROVED, r.state);
}

Example 9 with AsyncEvent

use of net.sergeych.tools.AsyncEvent in project universa by UniversaBlockchain.

the class Node2LocalNetworkTest method resyncComplex.

@Test(timeout = 30000)
public void resyncComplex() throws Exception {
    int numSubContracts = 5;
    List<Contract> subContracts = new ArrayList<>();
    for (int i = 0; i < numSubContracts; i++) {
        Contract c = Contract.fromDslFile(ROOT_PATH + "coin100.yml");
        c.addSignerKeyFromFile(ROOT_PATH + "_xer0yfe2nn1xthc.private.unikey");
        assertTrue(c.check());
        c.seal();
        if (i < config.getKnownSubContractsToResync())
            addToAllLedgers(c, ItemState.APPROVED);
        else
            addToAllLedgers(c, ItemState.APPROVED, node);
        subContracts.add(c);
    }
    for (int i = 0; i < numSubContracts; i++) {
        ItemResult r = node.checkItem(subContracts.get(i).getId());
        System.out.println("Contract: " + i + " state: " + r.state);
    }
    AsyncEvent ae = new AsyncEvent();
    Contract contract = new Contract(TestKeys.privateKey(0));
    contract.seal();
    for (int i = 0; i < numSubContracts; i++) {
        contract.addRevokingItems(subContracts.get(i));
    }
    addToAllLedgers(contract, ItemState.PENDING_POSITIVE);
    node.getLedger().getRecord(contract.getId()).destroy();
    assertEquals(ItemState.UNDEFINED, node.checkItem(contract.getId()).state);
    node.resync(contract.getId());
    assertEquals(ItemState.PENDING, node.checkItem(contract.getId()).state);
    // Start checking nodes
    Timer timer = new Timer();
    timer.scheduleAtFixedRate(new TimerTask() {

        @Override
        public void run() {
            boolean all_is_approved = true;
            for (Node n : nodesMap_s.values()) {
                ItemResult r = n.checkItem(contract.getId());
                System.out.println(">>>Node: " + n.toString() + " state: " + r.state);
                if (r.state != ItemState.UNDEFINED) {
                    all_is_approved = false;
                }
            }
            if (all_is_approved)
                ae.fire();
        }
    }, 0, 1000);
    try {
        ae.await(6000);
    } catch (TimeoutException e) {
        System.out.println("time is up");
    }
    timer.cancel();
    assertEquals(ItemState.UNDEFINED, node.waitItem(contract.getId(), 13000).state);
}

Example 10 with AsyncEvent

use of net.sergeych.tools.AsyncEvent in project universa by UniversaBlockchain.

the class DatagramAdapterTest method sendBadNetConfig.

@Test
public void sendBadNetConfig() throws Exception {
    NodeInfo node1 = new NodeInfo(TestKeys.publicKey(0), 10, "test_node_10", "localhost", 16201, 16202, 16301);
    NodeInfo node2 = new NodeInfo(TestKeys.publicKey(1), 11, "test_node_11", "localhost", 16203, 16204, 16302);
    NodeInfo node3 = new NodeInfo(TestKeys.publicKey(2), 12, "test_node_12", "localhost", 16204, 16205, 16303);
    List<NodeInfo> nodes = new ArrayList<>();
    // nodes.add(node1);
    nodes.add(node2);
    nodes.add(node3);
    NetConfig nc = new NetConfig(nodes);
    // create implemented class with node1
    DatagramAdapter d1 = new UDPAdapter(TestKeys.privateKey(0), new SymmetricKey(), node1, nc);
    // create implemented class with node1
    DatagramAdapter d2 = new UDPAdapter(TestKeys.privateKey(1), new SymmetricKey(), node2, nc);
    // create implemented class with node1
    DatagramAdapter d3 = new UDPAdapter(TestKeys.privateKey(2), new SymmetricKey(), node3, nc);
    // d1.setVerboseLevel(DatagramAdapter.VerboseLevel.BASE);
    // d2.setVerboseLevel(DatagramAdapter.VerboseLevel.BASE);
    // d3.setVerboseLevel(DatagramAdapter.VerboseLevel.BASE);
    byte[] payload1 = "test data set 1".getBytes();
    AsyncEvent<Void> ae = new AsyncEvent<>();
    List keyErrors = new ArrayList();
    d2.addErrorsCallback(m -> {
        System.err.println(m);
        if (m.indexOf("BAD_VALUE: block got from unknown node") >= 0)
            keyErrors.add(m);
        // ae.fire();
        return m;
    });
    // send from adapter d1, to d2 as it is connected with node2 credentials:
    d1.send(node2, payload1);
    d1.send(node2, payload1);
    d1.send(node2, payload1);
    try {
        ae.await(5000);
    } catch (TimeoutException e) {
        System.out.println("time is up");
    }
    assertTrue(keyErrors.size() > 0);
    // And test it for all interfaceces and big arrays of data
    d1.shutdown();
    d2.shutdown();
    d3.shutdown();
}