script to setup and run parallel test

parallel_test.sh

function setupdb {
  # Remove it, Just worked for me.
  for I in {1..8}
  do
    echo " Setup db $I "
    TEST_ENV_NUMBER=$I RAILS_ENV=crm_test rake db:drop
    TEST_ENV_NUMBER=$I RAILS_ENV=crm_test rake db:create
    TEST_ENV_NUMBER=$I RAILS_ENV=test rake crm:setup
    TEST_ENV_NUMBER=$I RAILS_ENV=test rake crm:seed
  done

  export PARALLEL_TEST_PROCESSORS=8 # 8 threads
  
  # prepare DB
  rake parallel:drop
  rake parallel:create
  rake parallel:prepare
}

function execute {
  echo 'Make sure that you have config your database.yml with crm_test & test db with'
  echo
  echo ' test:'
  echo '    database_name: spanif_pg_test<%= ENV['TEST_ENV_NUMBER'] %>'
  echo
  echo ' crm_test:'
  echo '    database_name: crm_test<%= ENV['TEST_ENV_NUMBER'] %>'
  echo

  read -p ' Did you want setup crm db and test db in parallel test mode? Remember there are multiple databases (y/n)? ' CONFIRM

  if [ $CONFIRM == 'Y' ] || [ $CONFIRM == 'y' ]; then
   setupdb
  else
   echo ' Skip setting db, now try to run the specs in parallel mode '
  fi

  echo ' Start running test'
  DISABLE_SPRING=1 rake parallel:spec # spring doesn't work with parallel_test
}

execute