ClassCastException: DbHistoryEventHandler cannot be cast to FlowNodeHistoryEventHandler

[falko]

I tried to integrate the new version of process test coverage into the Camunda Maven Archetypes and got the following exception when running the test in Eclipse:
java.lang.ClassCastException: org.camunda.bpm.engine.impl.history.handler.DbHistoryEventHandler cannot be cast to org.camunda.bpm.extension.process_test_coverage.listeners.FlowNodeHistoryEventHandler
at org.camunda.bpm.extension.process_test_coverage.junit.rules.TestCoverageProcessEngineRule.initializeListenerRunState(TestCoverageProcessEngineRule.java:229)
at org.camunda.bpm.extension.process_test_coverage.junit.rules.TestCoverageProcessEngineRule.initializeRunState(TestCoverageProcessEngineRule.java:210)
at org.camunda.bpm.extension.process_test_coverage.junit.rules.TestCoverageProcessEngineRule.starting(TestCoverageProcessEngineRule.java:112)
at org.junit.rules.TestWatcher.startingQuietly(TestWatcher.java:108)
at org.junit.rules.TestWatcher.access$000(TestWatcher.java:46)
at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:53)
at org.camunda.bpm.engine.test.ProcessEngineRule$1.evaluate(ProcessEngineRule.java:165)
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
at org.camunda.bpm.engine.test.ProcessEngineRule$1.evaluate(ProcessEngineRule.java:165)
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:678)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)

java.lang.NullPointerException
at org.camunda.bpm.extension.process_test_coverage.junit.rules.TestCoverageProcessEngineRule.handleTestMethodCoverage(TestCoverageProcessEngineRule.java:278)
at org.camunda.bpm.extension.process_test_coverage.junit.rules.TestCoverageProcessEngineRule.finished(TestCoverageProcessEngineRule.java:122)
at org.junit.rules.TestWatcher.finishedQuietly(TestWatcher.java:117)
at org.junit.rules.TestWatcher.access$400(TestWatcher.java:46)
at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:64)
at org.camunda.bpm.engine.test.ProcessEngineRule$1.evaluate(ProcessEngineRule.java:165)
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
at org.junit.rules.TestWatcher$1.evaluate(TestWatcher.java:55)
at org.camunda.bpm.engine.test.ProcessEngineRule$1.evaluate(ProcessEngineRule.java:165)
at org.junit.rules.RunRules.evaluate(RunRules.java:20)
at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:86)
at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:459)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:678)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:382)
at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:192)

[falko]

Solution: Use correct process engine configuration

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans   http://www.springframework.org/schema/beans/spring-beans.xsd">

    <bean id="processEngineConfiguration"
        class="org.camunda.bpm.engine.impl.cfg.StandaloneInMemProcessEngineConfiguration">

        <property name="customEventHandlers">
            <list merge="true">
                <bean
                    class="org.camunda.bpm.extension.process_test_coverage.listeners.CompensationEventCoverageHandler" />
            </list>
        </property>

        <property name="historyEventHandler">
            <bean
                class="org.camunda.bpm.extension.process_test_coverage.listeners.FlowNodeHistoryEventHandler" />
        </property>

        <property name="customPostBPMNParseListeners">
            <list>
                <bean
                    class="org.camunda.bpm.extension.process_test_coverage.listeners.PathCoverageParseListener" />
            </list>
        </property>

    </bean>

    <!-- Alternatively use the ProcessCoverageInMemProcessEngineConfiguration with programmatically registered listeners and handlers. -->
    <!-- bean id="processEngineConfiguration" class="org.camunda.bpm.extension.process_test_coverage.junit.rules.ProcessCoverageInMemProcessEngineConfiguration"> 
        </bean -->

</beans>