lib.sh

#!/bin/sh

PARALLEL="${PARALLEL:-1}"

# Interpret xarg return codes
xargsRetCode2Msg() {
    if [ "$#" -ne 1 ] ; then
        echo "xargsRetCode2Msg must be called with exactly one argument!" 1>&2
    fi

    if [ "$es" -eq 127 -o "$es" -eq 126 ] ; then
        echo "Couldn't find executable shell. Something is  v e r y  wrong."
    elif [ "$es" -eq 125 ] ; then
        echo "One or more tests were interrupted!"
    elif [ "$es" -eq 0 ] ; then
        echo "All tests passed!"
    else
        echo "One or more tests failed. See messages above!"
    fi
}

#Get a directory path with guaranteed trailing slash
getDir()
(
    dirr="${1:-./}"
    dirr="${dirr%/}/"
    echo "$dirr"
)

# Test if file is executable (and exists)
# Exit with error 1 otherwise
assertExe() {
    if [ ! -x "$1" ] ; then
        echo "There's no '$(basename $1)' in the given location or it is not executable!"
        echo "   ($(dirname $1))"
        exit 1
    fi
}

# Test if run-all variant is used correctly, exit with error 1 otherwise
# Args: <utility name> <all other args, passed via "$@"> ...
assertUsage() {
    if [ "$#" -gt 3 ] || [ "$#" -lt 2 ] ; then
        echo "Too many or too few arguments!"
        echo 'run-all.sh <executable> [<root dir of tests>]'
        exit 1
    fi
}