Downloads the catch2 unit testing header file

setup_catch2.sh

#!/usr/bin/env bash

# 2019-06-5
# Jaime O. Rios
# Brief: Downloads the Catch2 unit testing header file
# Script is expected to be called from base of project path, like ./scripts/setup_catch2.sh

set -o errexit
set -o nounset
# set -o xtrace

readonly CURRENT_DIR=$PWD

echo "Script starting"

if [ ! -d "${CURRENT_DIR}/lib/catch/include/" ]; then
    echo "Downloading catch unit testing header file"
    mkdir -p "${CURRENT_DIR}/lib/catch/include/catch2"
    cd "${CURRENT_DIR}/lib/catch/include/catch2"
    curl -O https://raw.githubusercontent.com/catchorg/Catch2/master/single_include/catch2/catch.hpp
fi
cd "$CURRENT_DIR"

echo "Script all done"