SpringBatch StepScope test

[raycon]

https://github.com/eugenp/tutorials/blob/master/spring-batch/src/test/java/com/baeldung/batchtesting/SpringBatchStepScopeIntegrationTest.java

[raycon]

https://github.com/spring-projects/spring-batch/blob/main/spring-batch-infrastructure/src/test/java/org/springframework/batch/item/database/builder/JpaPagingItemReaderBuilderTests.java