+ def 'update data node leaves: #scenario'(){
+ given: 'A node exists for the given xpath'
+ mockFragmentRepository.getByDataspaceAndAnchorAndXpath(_, _, '/some/xpath') >> new FragmentEntity(xpath: '/some/xpath', attributes: existingAttributes)
+ when: 'the node leaves are updated'
+ objectUnderTest.updateDataLeaves('some-dataspace', 'some-anchor', '/some/xpath', newAttributes as Map<String, Serializable>)
+ then: 'the fragment entity saved has the original and new attributes'
+ 1 * mockFragmentRepository.save({fragmentEntity -> {
+ assert fragmentEntity.getXpath() == '/some/xpath'
+ assert fragmentEntity.getAttributes() == mergedAttributes
+ }})
+ where: 'the following attributes combinations are used'
+ scenario | existingAttributes | newAttributes | mergedAttributes
+ 'add new leaf' | '{"existing":"value"}' | ["new":"value"] | '{"existing":"value","new":"value"}'
+ 'update existing leaf' | '{"existing":"value"}' | ["existing":"value2"] | '{"existing":"value2"}'
+ 'update nothing with nothing' | '' | [] | ''
+ 'update with nothing' | '{"existing":"value"}' | [] | '{"existing":"value"}'
+ 'update with same value' | '{"existing":"value"}' | ["existing":"value"] | '{"existing":"value"}'
+ }
+