Sourcing nvm.sh should use the default if available

#!/bin/sh

die () { echo $@ ; exit 1; }

echo '0.10.1' > ../../alias/default || die 'creation of default alias failed'

. ../../nvm.sh || die 'sourcing returned nonzero exit code'
. ../common.sh

NVM_LS_CURRENT="$(nvm ls current | strip_colors | \grep -o v0.10.1)"
[ "_$NVM_LS_CURRENT" = '_v0.10.1' ] || die "'nvm ls current' did not return '-> v0.10.1', got '$NVM_LS_CURRENT'"

# NVM_LS_CURRENT_COLORED="$(nvm ls current | sed -n l)"

NVM_ALIAS_DEFAULT="$(nvm alias default | strip_colors)"
[ "_$NVM_ALIAS_DEFAULT" = "_default -> 0.10.1 (-> v0.10.1)" ] \
  || die "'nvm alias default did not return 'default -> 0.10.1 (-> v0.10.1)', got '$NVM_ALIAS_DEFAULT'"