Package org.camunda.bpm.engine.runtime

Examples of org.camunda.bpm.engine.runtime.ProcessInstanceQuery.singleResult()

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  private void createProcessInstanceMock() {
    ProcessInstance mockInstance = MockProvider.createMockInstance();

    ProcessInstanceQuery mockInstanceQuery = mock(ProcessInstanceQuery.class);
    when(mockInstanceQuery.processInstanceId(eq(MockProvider.EXAMPLE_PROCESS_INSTANCE_ID))).thenReturn(mockInstanceQuery);
    when(mockInstanceQuery.singleResult()).thenReturn(mockInstance);
    when(mockRuntimeService.createProcessInstanceQuery()).thenReturn(mockInstanceQuery);
  }

  private void createExecutionMock() {
    Execution mockExecution = MockProvider.createMockExecution();
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  }

  public void testQueryNoSpecificsSingleResult() {
    ProcessInstanceQuery query = runtimeService.createProcessInstanceQuery();
    try {
      query.singleResult();
      fail();
    } catch (ProcessEngineException e) {
      // Exception is expected
    }
  }
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  public void testQueryByProcessDefinitionKeySingleResult() {
    ProcessInstanceQuery query = runtimeService.createProcessInstanceQuery().processDefinitionKey(PROCESS_DEFINITION_KEY_2);
    assertEquals(1, query.count());
    assertEquals(1, query.list().size());
    assertNotNull(query.singleResult());
  }

  public void testQueryByInvalidProcessDefinitionKey() {
    assertNull(runtimeService.createProcessInstanceQuery().processDefinitionKey("invalid").singleResult());
    assertEquals(0, runtimeService.createProcessInstanceQuery().processDefinitionKey("invalid").list().size());
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    ProcessInstanceQuery query = runtimeService.createProcessInstanceQuery().processDefinitionKey(PROCESS_DEFINITION_KEY);
    assertEquals(4, query.count());
    assertEquals(4, query.list().size());

    try {
      query.singleResult();
      fail();
    } catch (ProcessEngineException e) {
      // Exception is expected
    }
  }
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                           "org/camunda/bpm/engine/test/api/runtime/subProcess.bpmn20.xml"})
  public void testQueryBySuperProcessInstanceId() {
    ProcessInstance superProcessInstance = runtimeService.startProcessInstanceByKey("subProcessQueryTest");

    ProcessInstanceQuery query = runtimeService.createProcessInstanceQuery().superProcessInstanceId(superProcessInstance.getId());
    ProcessInstance subProcessInstance = query.singleResult();
    assertNotNull(subProcessInstance);
    assertEquals(1, query.list().size());
    assertEquals(1, query.count());
  }
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    Assert.assertNotNull(processInstances);
    Assert.assertEquals(2, processInstances.size());

    // Test EQUAL on two string variables, should result in single match
    query = runtimeService.createProcessInstanceQuery().variableValueEquals("stringVar", "abcdef").variableValueEquals("stringVar2", "ghijkl");
    ProcessInstance resultInstance = query.singleResult();
    Assert.assertNotNull(resultInstance);
    Assert.assertEquals(processInstance2.getId(), resultInstance.getId());

    // Test NOT_EQUAL, should return only 1 resultInstance
    resultInstance = runtimeService.createProcessInstanceQuery().variableValueNotEquals("stringVar", "abcdef").singleResult();
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    Assert.assertNotNull(processInstances);
    Assert.assertEquals(2, processInstances.size());

    // Query on two long variables, should result in single match
    query = runtimeService.createProcessInstanceQuery().variableValueEquals("longVar", 12345L).variableValueEquals("longVar2", 67890L);
    ProcessInstance resultInstance = query.singleResult();
    Assert.assertNotNull(resultInstance);
    Assert.assertEquals(processInstance2.getId(), resultInstance.getId());

    // Query with unexisting variable value
    resultInstance = runtimeService.createProcessInstanceQuery().variableValueEquals("longVar", 999L).singleResult();
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    Assert.assertNotNull(processInstances);
    Assert.assertEquals(2, processInstances.size());

    // Query on two double variables, should result in single value
    query = runtimeService.createProcessInstanceQuery().variableValueEquals("doubleVar", 12345.6789).variableValueEquals("doubleVar2", 9876.54321);
    ProcessInstance resultInstance = query.singleResult();
    Assert.assertNotNull(resultInstance);
    Assert.assertEquals(processInstance2.getId(), resultInstance.getId());

    // Query with unexisting variable value
    resultInstance = runtimeService.createProcessInstanceQuery().variableValueEquals("doubleVar", 9999.99).singleResult();
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    Assert.assertNotNull(processInstances);
    Assert.assertEquals(2, processInstances.size());

    // Query on two integer variables, should result in single value
    query = runtimeService.createProcessInstanceQuery().variableValueEquals("integerVar", 12345).variableValueEquals("integerVar2", 67890);
    ProcessInstance resultInstance = query.singleResult();
    Assert.assertNotNull(resultInstance);
    Assert.assertEquals(processInstance2.getId(), resultInstance.getId());

    // Query with unexisting variable value
    resultInstance = runtimeService.createProcessInstanceQuery().variableValueEquals("integerVar", 9999).singleResult();
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    Assert.assertNotNull(processInstances);
    Assert.assertEquals(2, processInstances.size());

    // Query on two short variables, should result in single value
    query = runtimeService.createProcessInstanceQuery().variableValueEquals("shortVar", shortVar).variableValueEquals("shortVar2", shortVar2);
    ProcessInstance resultInstance = query.singleResult();
    Assert.assertNotNull(resultInstance);
    Assert.assertEquals(processInstance2.getId(), resultInstance.getId());

    // Query with unexisting variable value
    short unexistingValue = (short)9999;
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