<?xml version="1.0" encoding="UTF-8"?>
<job id="myJob" xmlns="http://xmlns.jcp.org/xml/ns/javaee" version="1.0">
    <split id="split1" next="step3">
        <flow id="flow1">
            <step id="step1">
                <batchlet ref="myBatchlet1"/>
            </step>
        </flow>
        <flow id="flow2">
            <step id="step2">
                <batchlet ref="myBatchlet2"/>
            </step>
        </flow>
    </split>
    <step id="step3">
        <batchlet ref="myBatchlet3"/>
    </step>
</job>

/META-INF/batch-jobs/myJob.xml

@Deployment
public static WebArchive createDeployment() {
    WebArchive war = ShrinkWrap.create(WebArchive.class)
            .addClass(BatchTestHelper.class)
            .addPackage("org.javaee7.batch.split")
            .addAsWebInfResource(EmptyAsset.INSTANCE, ArchivePaths.create("beans.xml"))
            .addAsResource("META-INF/batch-jobs/myJob.xml");
    System.out.println(war.toString(true));
    return war;
}

@Test
public void testBatchSplit() throws Exception {
    JobOperator jobOperator = BatchRuntime.getJobOperator();
    Long executionId = jobOperator.start("myJob", new Properties());
    JobExecution jobExecution = jobOperator.getJobExecution(executionId);

    jobExecution = BatchTestHelper.keepTestAlive(jobExecution);

    List<StepExecution> stepExecutions = jobOperator.getStepExecutions(executionId);
    List<String> executedSteps = new ArrayList<>();
    for (StepExecution stepExecution : stepExecutions) {
        executedSteps.add(stepExecution.getStepName());
    }

    (1)
    assertEquals(3, stepExecutions.size());
    assertTrue(executedSteps.contains("step1"));
    assertTrue(executedSteps.contains("step2"));
    assertTrue(executedSteps.contains("step3"));

    (2)
    assertTrue(executedSteps.get(0).equals("step1") || executedSteps.get(0).equals("step2"));
    assertTrue(executedSteps.get(1).equals("step1") || executedSteps.get(1).equals("step2"));
    (3)
    assertTrue(executedSteps.get(2).equals("step3"));

    (4)
    assertEquals(BatchStatus.COMPLETED, jobExecution.getBatchStatus());
}