[DMN Designer] Cover Add Delete relation commands ------------------------------------------------- Key: DROOLS-2337 URL: https://issues.jboss.org/browse/DROOLS-2337 Project: Drools Issue Type: Task Components: DMN Editor Affects Versions: 7.7.0.Final Reporter: Jozef Marko Assignee: Jozef Marko Cover {{Add}} and {{Delete}} {{Relation}} commands from the package {{org.kie.workbench.common.dmn.client.commands.expressions.types.relation}}. Focus on cases when added / deleted element was not on the index 0.