io.zeebe.test.util.record.WorkflowInstanceRecordStream.exists java code examples

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private boolean exists(WorkflowInstanceRecordStream stream) {
 try {
  return stream.exists();
 } catch (StreamWrapperException e) {
  return false;
 }
}

private boolean exists(WorkflowInstanceRecordStream stream) {
 try {
  return stream.exists();
 } catch (StreamWrapperException e) {
  return false;
 }
}

/**
 * Blocks and wait until the workflow identified by the key has been completed.
 *
 * @param workflowInstanceKey ID of the workflow
 */
public void awaitWorkflowCompletion(long workflowInstanceKey) {
 TestUtil.waitUntil(
   () ->
     workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
       .filter(r -> r.getKey() == workflowInstanceKey)
       .exists());
}

/**
 * Blocks and wait until the workflow identified by the key has been completed.
 *
 * @param workflowInstanceKey ID of the workflow
 */
public void awaitWorkflowCompletion(long workflowInstanceKey) {
 TestUtil.waitUntil(
   () ->
     workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
       .filter(r -> r.getKey() == workflowInstanceKey)
       .exists());
}

@Test
public void shouldCreateMultipleInstanceAtTheCorrectTimes() {
 // when
 testClient.deploy(MULTI_TIMER_START_MODEL);
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(2));
 // then
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.EVENT_TRIGGERED)
       .withElementId("start_4")
       .exists())
   .isTrue();
 assertThat(
     RecordingExporter.workflowInstanceRecords(EVENT_ACTIVATED)
       .withElementId("end_4")
       .exists())
   .isTrue();
 brokerRule.getClock().addTime(Duration.ofSeconds(1));
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.EVENT_TRIGGERED)
       .withElementId("start_5")
       .exists())
   .isTrue();
 assertThat(
     RecordingExporter.workflowInstanceRecords(EVENT_ACTIVATED)
       .withElementId("end_5")
       .exists())
   .isTrue();
}

 @Test
 public void shouldCorrelateMessageAndContinue() {
  // given
  testClient.createWorkflowInstance(PROCESS_ID, asMsgPack("orderId", "order-123"));

  // when
  assertThat(
      testClient
        .receiveWorkflowInstanceSubscriptions()
        .withMessageName("order canceled")
        .withIntent(WorkflowInstanceSubscriptionIntent.OPENED)
        .limit(1)
        .getFirst())
    .isNotNull();
  testClient.publishMessage("order canceled", "order-123");

  // then
  assertThat(
      RecordingExporter.workflowInstanceRecords(continueState)
        .withElementId(continuedElementId)
        .exists())
    .isTrue();

  assertThat(
      RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.SEQUENCE_FLOW_TAKEN)
        .withElementId("to-end")
        .exists())
    .isTrue();
 }
}

@Test
public void shouldCreateMultipleWorkflowInstancesWithRepeatingTimer() {
 // when
 testClient.deployWithResponse(THREE_SEC_MODEL);
 // then
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).exists()).isTrue();
 brokerRule.getClock().addTime(Duration.ofSeconds(3));
 assertThat(RecordingExporter.timerRecords(TimerIntent.TRIGGERED).exists()).isTrue();
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_READY)
       .withElementId("process_3")
       .exists())
   .isTrue();
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(3));
 assertThat(RecordingExporter.timerRecords(TimerIntent.TRIGGERED).limit(2).count()).isEqualTo(2);
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_READY)
       .withElementId("process_3")
       .limit(2)
       .count())
   .isEqualTo(2);
}

@Test
public void shouldUpdateWorkflow() {
 // when
 testClient.deploy(SIMPLE_MODEL);
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).exists()).isTrue();
 brokerRule.getClock().addTime(Duration.ofSeconds(1));
 // then
 assertThat(
     RecordingExporter.workflowInstanceRecords(EVENT_ACTIVATED)
       .withElementId("end_1")
       .withBpmnProcessId("process")
       .withVersion(1)
       .exists())
   .isTrue();
 // when
 testClient.deploy(REPEATING_MODEL);
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(2));
 assertThat(
     RecordingExporter.workflowInstanceRecords(EVENT_ACTIVATED)
       .withElementId("end_2")
       .withBpmnProcessId("process")
       .withVersion(2)
       .exists())
   .isTrue();
}

@Test
public void shouldRecreateATimerForTheSpecifiedAmountOfRepetitions() {
 // given
 testClient.deploy(TWO_REPS_CYCLE_WORKFLOW);
 brokerRule.getClock().pinCurrentTime();
 testClient.createWorkflowInstance(PROCESS_ID);
 // when
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).getFirst()).isNotNull();
 brokerRule.getClock().addTime(Duration.ofSeconds(5));
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2)).hasSize(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(5));
 testClient.completeJobOfType("type");
 // then
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
       .withElementId(PROCESS_ID)
       .exists())
   .isTrue();
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
}

@Test
public void shouldCreateMultipleWorkflowInstancesWithRepeatingTimer() {
 // when
 testClient.deployWithResponse(THREE_SEC_MODEL);
 // then
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).exists()).isTrue();
 brokerRule.getClock().addTime(Duration.ofSeconds(3));
 assertThat(RecordingExporter.timerRecords(TimerIntent.TRIGGERED).exists()).isTrue();
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_ACTIVATING)
       .withElementId("process_3")
       .exists())
   .isTrue();
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(3));
 assertThat(RecordingExporter.timerRecords(TimerIntent.TRIGGERED).limit(2).count()).isEqualTo(2);
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_ACTIVATING)
       .withElementId("process_3")
       .limit(2)
       .count())
   .isEqualTo(2);
}

@Test
public void shouldRecreateATimerForTheSpecifiedAmountOfRepetitions() {
 // given
 testClient.deploy(TWO_REPS_CYCLE_WORKFLOW);
 brokerRule.getClock().pinCurrentTime();
 testClient.createWorkflowInstance(PROCESS_ID);
 // when
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).getFirst()).isNotNull();
 brokerRule.getClock().addTime(Duration.ofSeconds(5));
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2)).hasSize(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(5));
 testClient.completeJobOfType("type");
 // then
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
       .withElementId(PROCESS_ID)
       .exists())
   .isTrue();
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
}

@Test
public void shouldUpdateWorkflow() {
 // when
 testClient.deploy(SIMPLE_MODEL);
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).exists()).isTrue();
 brokerRule.getClock().addTime(Duration.ofSeconds(1));
 // then
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_ACTIVATED)
       .withElementId("end_1")
       .withBpmnProcessId("process")
       .withVersion(1)
       .exists())
   .isTrue();
 // when
 testClient.deploy(REPEATING_MODEL);
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).count()).isEqualTo(2);
 brokerRule.getClock().addTime(Duration.ofSeconds(2));
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_ACTIVATED)
       .withElementId("end_2")
       .withBpmnProcessId("process")
       .withVersion(2)
       .exists())
   .isTrue();
}

 @Test
 public void shouldRecreateATimerInfinitely() {
  // given
  final int expectedRepetitions = 5;
  testClient.deploy(INFINITE_CYCLE_WORKFLOW);
  brokerRule.getClock().pinCurrentTime();
  testClient.createWorkflowInstance(PROCESS_ID);

  // when
  assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).getFirst()).isNotNull();
  for (int i = 2; i <= expectedRepetitions; i++) {
   brokerRule.getClock().addTime(Duration.ofSeconds(5));
   assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(i).count()).isEqualTo(i);
  }
  testClient.completeJobOfType("type");

  // then
  assertThat(
      RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
        .withElementId(PROCESS_ID)
        .exists())
    .isTrue();
  assertThat(
      RecordingExporter.timerRecords(TimerIntent.CREATED).limit(expectedRepetitions).count())
    .isEqualTo(expectedRepetitions);
 }
}

 @Test
 public void shouldRecreateATimerInfinitely() {
  // given
  final int expectedRepetitions = 5;
  testClient.deploy(INFINITE_CYCLE_WORKFLOW);
  brokerRule.getClock().pinCurrentTime();
  testClient.createWorkflowInstance(PROCESS_ID);

  // when
  assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).getFirst()).isNotNull();
  for (int i = 2; i <= expectedRepetitions; i++) {
   brokerRule.getClock().addTime(Duration.ofSeconds(5));
   assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(i).count()).isEqualTo(i);
  }
  testClient.completeJobOfType("type");

  // then
  assertThat(
      RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
        .withElementId(PROCESS_ID)
        .exists())
    .isTrue();
  assertThat(
      RecordingExporter.timerRecords(TimerIntent.CREATED).limit(expectedRepetitions).count())
    .isEqualTo(expectedRepetitions);
 }
}

@Test
public void shouldContinueWhenTimerIsTriggered() {
 // given
 testClient.deploy(WORKFLOW_WITH_TIMERS);
 testClient.createWorkflowInstance(PROCESS_ID, asMsgPack("key", "123"));
 final Record<WorkflowInstanceRecordValue> gatewayEvent =
   RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.GATEWAY_ACTIVATED)
     .getFirst();
 assertThat(RecordingExporter.timerRecords(TimerIntent.CREATED).limit(2).exists());
 // when
 brokerRule.getClock().addTime(Duration.ofSeconds(1));
 // then
 final Record<TimerRecordValue> triggeredEvent =
   RecordingExporter.timerRecords(TimerIntent.TRIGGERED).getFirst();
 Assertions.assertThat(triggeredEvent.getValue())
   .hasElementInstanceKey(gatewayEvent.getKey())
   .hasHandlerFlowNodeId("timer-1");
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.SEQUENCE_FLOW_TAKEN)
       .withElementId("to-end1")
       .exists())
   .isTrue();
 assertThat(
   RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
     .withElementId(PROCESS_ID)
     .exists());
}

@Test
public void shouldContinueWhenMessageIsCorrelated() {
 // given
 testClient.deploy(WORKFLOW_WITH_MESSAGES);
 testClient.createWorkflowInstance(PROCESS_ID, asMsgPack("key", "123"));
 final Record<WorkflowInstanceRecordValue> gatewayEvent =
   RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.GATEWAY_ACTIVATED)
     .getFirst();
 // when
 testClient.publishMessage("msg-1", "123");
 // then
 final Record<WorkflowInstanceSubscriptionRecordValue> triggeredEvent =
   RecordingExporter.workflowInstanceSubscriptionRecords(
       WorkflowInstanceSubscriptionIntent.CORRELATED)
     .getFirst();
 Assertions.assertThat(triggeredEvent.getValue())
   .hasElementInstanceKey(gatewayEvent.getKey())
   .hasMessageName("msg-1");
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.SEQUENCE_FLOW_TAKEN)
       .withElementId("to-end1")
       .exists())
   .isTrue();
 assertThat(
   RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
     .withElementId(PROCESS_ID)
     .exists());
}

@Test
public void shouldTriggerAtSpecifiedTimeDate() {
 // given
 final Instant triggerTime = brokerRule.getClock().getCurrentTime().plusMillis(2000);
 final BpmnModelInstance model =
   Bpmn.createExecutableProcess("process")
     .startEvent("start_2")
     .timerWithDate(triggerTime.toString())
     .endEvent("end_2")
     .done();
 testClient.deploy(model);
 // when
 brokerRule.getClock().addTime(Duration.ofSeconds(2));
 // then
 final TimerRecordValue timerRecord =
   RecordingExporter.timerRecords(TimerIntent.TRIGGERED).getFirst().getValue();
 Assertions.assertThat(timerRecord)
   .hasDueDate(triggerTime.toEpochMilli())
   .hasHandlerFlowNodeId("start_2")
   .hasElementInstanceKey(NO_ELEMENT_INSTANCE);
 assertThat(
     RecordingExporter.workflowInstanceRecords(EVENT_ACTIVATED)
       .withElementId("end_2")
       .exists())
   .isTrue();
}

@Test
public void shouldTriggerAtSpecifiedTimeDate() {
 // given
 final Instant triggerTime = brokerRule.getClock().getCurrentTime().plusMillis(2000);
 final BpmnModelInstance model =
   Bpmn.createExecutableProcess("process")
     .startEvent("start_2")
     .timerWithDate(triggerTime.toString())
     .endEvent("end_2")
     .done();
 testClient.deploy(model);
 // when
 brokerRule.getClock().addTime(Duration.ofSeconds(2));
 // then
 final TimerRecordValue timerRecord =
   RecordingExporter.timerRecords(TimerIntent.TRIGGERED).getFirst().getValue();
 Assertions.assertThat(timerRecord)
   .hasDueDate(triggerTime.toEpochMilli())
   .hasHandlerFlowNodeId("start_2")
   .hasElementInstanceKey(NO_ELEMENT_INSTANCE);
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_ACTIVATED)
       .withElementId("end_2")
       .exists())
   .isTrue();
}

@Test
public void shouldOpenSubscriptionsWhenIncidentIsResolved() {
 // given
 testClient.createWorkflowInstance(PROCESS_ID, MsgPackUtil.asMsgPack("key-1", "k1"));
 final Record<IncidentRecordValue> incidentCreatedRecord =
   RecordingExporter.incidentRecords(IncidentIntent.CREATED).getFirst();
 // when
 testClient.updatePayload(
   incidentCreatedRecord.getValue().getElementInstanceKey(), "{'key-1':'k1', 'key-2':'k2'}");
 testClient.resolveIncident(incidentCreatedRecord.getKey());
 // then
 assertThat(
     RecordingExporter.workflowInstanceSubscriptionRecords(
         WorkflowInstanceSubscriptionIntent.OPENED)
       .limit(2))
   .extracting(Record::getValue)
   .extracting(WorkflowInstanceSubscriptionRecordValue::getMessageName)
   .containsExactlyInAnyOrder("msg-1", "msg-2");
 // and
 testClient.publishMessage("msg-2", "k2");
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
       .withElementId(PROCESS_ID)
       .exists())
   .isTrue();
}

@Test
public void shouldOpenSubscriptionsWhenIncidentIsResolved() {
 // given
 testClient.createWorkflowInstance(PROCESS_ID, MsgPackUtil.asMsgPack("key-1", "k1"));
 final Record<IncidentRecordValue> incidentCreatedRecord =
   RecordingExporter.incidentRecords(IncidentIntent.CREATED).getFirst();
 // when
 testClient.updatePayload(
   incidentCreatedRecord.getValue().getElementInstanceKey(), "{'key-1':'k1', 'key-2':'k2'}");
 testClient.resolveIncident(incidentCreatedRecord.getKey());
 // then
 assertThat(
     RecordingExporter.workflowInstanceSubscriptionRecords(
         WorkflowInstanceSubscriptionIntent.OPENED)
       .limit(2))
   .extracting(Record::getValue)
   .extracting(WorkflowInstanceSubscriptionRecordValue::getMessageName)
   .containsExactlyInAnyOrder("msg-1", "msg-2");
 // and
 testClient.publishMessage("msg-2", "k2");
 assertThat(
     RecordingExporter.workflowInstanceRecords(WorkflowInstanceIntent.ELEMENT_COMPLETED)
       .withElementId(PROCESS_ID)
       .exists())
   .isTrue();
}

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How to use existsmethodin io.zeebe.test.util.record.WorkflowInstanceRecordStream

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How to use
exists
method
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io.zeebe.test.util.record.WorkflowInstanceRecordStream