1. Create a table with composite primary key, having two fields with none of the field is having any auto generated value.
2. Reverse engineer with "database reverse engineer"
3. Create integration test by "Test Integration" (Ideally there should be option in database reverse engineer to create test also ).
4. test by running as Junit.
Second test case failing with org.springframework.orm.jpa.JpaSystemException: org.hibernate.id.IdentifierGenerationException: null id generated for:class .....