#!/usr/bin/env bash . $(dirname "${BASH_SOURCE[0]}")/common.sh cd ${CURR_DIR}/issue672-upgrade-optional rm -rf b/.dub echo "{\"fileVersion\": 1,\"versions\": {\"dub\": \"1.5.0\"}}" > dub.selections.json ${DUB} upgrade if ! grep -c -e "\"dub\": \"1.6.0\"" dub.selections.json; then die $LINENO 'Dependency not upgraded.' fi