node = create(:node, :with_history, :version => 2)
old_node = node.old_nodes.find_by(:version => 1)
redaction = create(:redaction)
old_node.redact!(redaction)
node = create(:node, :with_history, :version => 2)
old_node = node.old_nodes.find_by(:version => 1)
redaction = create(:redaction)
old_node.redact!(redaction)