Parallel Tests & Rspec shell script - Intelligently runs single spec with rspec or folder(s) / full suite with parallel_rspec. Shows nice summary at the end.

test.sh

#!/bin/bash
start_time=`date +%s`
RAILS_ENV="test"

rm db/test.sqlite3*

if [[ $1 == *".rb"* ]]
then
  echo "Testing with RSpec"
  bundle exec rspec $1
else
  echo "Testing with Parallel Tests"
  bundle exec rake parallel:create         # Create 0 byte sqlite file for each cpu core
  bundle exec rake parallel:load_schema    # Load schema ignoring development
  if [[ $1 == "" ]]
  then
    parallel_rspec ./spec ./vendor/engines/compensation/spec
  else  
    parallel_rspec $1
  fi
fi

end_time=`date +%s`
time_elapsed=$(($end_time-$start_time))
echo "==============================================================================="
grep "rspec \./" tmp/failing_specs.log | sort -n
echo "Testing took $time_elapsed seconds"