term.setVisibleContent(content);
newSolution.getContent().add(term);
//run command
new UpdateIssueCardSolutionCommand(issueCard, newSolution).runWithoutUnicaseCommand();
//check results
assertEquals(1, issueCard.getSolution().getContent().size());
assertEquals(content, ((Term)issueCard.getSolution().getContent().get(0)).getVisibleContent());
}