circle-behat.sh

# This file is to help with running behat tests on circleCI. It's needed to:
#  - Handle circleCI's parallelization.
#  - Handle searching in multiple directories for feature files.
# Ex. There are 3 VMs setup: (3)

if [ -z "${RUN_NIGHTLY_BUILD}" ]; then
    if [ -z "$CIRCLE_NODE_INDEX" ]; then
      echo "No parrallelism found, setting defaults to run all tests."
      CIRCLE_NODE_TOTAL=1
      CIRCLE_NODE_INDEX=0
    fi

    echo "\$CIRCLE_NODE_TOTAL = $CIRCLE_NODE_TOTAL"
    echo "\$CIRCLE_NODE_INDEX = $CIRCLE_NODE_INDEX"

    error=0
    pwd=$(pwd)
    declare -a files
    declare -a params
    # Fetch all of the feature files for each parameter (directories)
    for param in "$@"; do
        echo "Seaching $param for feature files..."
        if [ -d "$param" ]; then
          while read -r entry; do
            echo "-- found $entry"
            files=(${files[@]} "$entry")
            # Bash wizardry so we can update the array (otherwise it's a subprocess)
          done < <(find $param | grep "\.feature$")
        else
          # Fetch all the params to be passed later to behat
          # Quote named params to allow special chars inside
          # them. This allow us to use && || or any other
          # reserved operand inside params.
          if [[ $param == *"="* ]]
          then
            arrParam=(${param//=/ })
            param="${arrParam[0]}='${arrParam[1]}'"
          fi
          echo "Fetch param $param"
          params=(${params[@]} "$param")
        fi
    done

    for i in "${!files[@]}"; do
        if [ $(($i % $CIRCLE_NODE_TOTAL)) -eq $CIRCLE_NODE_INDEX ]; then
          echo "Running ./vendor/bin/behat --format=pretty --out=std --format=junit --out=$CIRCLE_TEST_REPORTS/$i/junit --rerun="return.log" ${params} `pwd`/${files[$i]}"
          time ./vendor/bin/behat --format=pretty --out=std --format=junit --out=$CIRCLE_TEST_REPORTS/$i/junit ${params} `pwd`/${files[$i]}
        fi
        # Mark the entire script as a failure if any of the iterations fail.
        if [ ! $? -eq 0 ]
        then
          error=1
        fi
    done
    exit $error
fi