#!/usr/bin/env bash
# author: deadc0de6 (https://github.com/deadc0de6)
# Copyright (c) 2017, deadc0de6
#
# test missing files ignored as expected
# returns 1 in case of error
#

# exit on first error
set -e

# all this crap to get current path
rl="readlink -f"
if ! ${rl} "${0}" >/dev/null 2>&1; then
  rl="realpath"

  if ! hash ${rl}; then
    echo "\"${rl}\" not found !" && exit 1
  fi
fi
cur=$(dirname "$(${rl} "${0}")")

# dotdrop path can be pass as argument
ddpath="${cur}/../"
[ "${1}" != "" ] && ddpath="${1}"
[ ! -d ${ddpath} ] && echo "ddpath \"${ddpath}\" is not a directory" && exit 1

export PYTHONPATH="${ddpath}:${PYTHONPATH}"
bin="python3 -m dotdrop.dotdrop"
hash coverage 2>/dev/null && bin="coverage run -a --source=dotdrop -m dotdrop.dotdrop" || true

echo "dotdrop path: ${ddpath}"
echo "pythonpath: ${PYTHONPATH}"

# get the helpers
source ${cur}/helpers

echo -e "$(tput setaf 6)==> RUNNING $(basename $BASH_SOURCE) <==$(tput sgr0)"

################################################################
# this is the test
################################################################

# $1 pattern
# $2 path
grep_or_fail()
{
  grep "${1}" "${2}" >/dev/null 2>&1 || (echo "pattern not found in ${2}" && exit 1)
}

# dotdrop directory
tmps=`mktemp -d --suffix='-dotdrop-tests-source' || mktemp -d`
dt="${tmps}/dotfiles"
mkdir -p ${dt}/folder
touch ${dt}/folder/a

# fs dotfiles
tmpd=`mktemp -d --suffix='-dotdrop-tests-dest' || mktemp -d`
cp -r ${dt}/folder ${tmpd}/
touch ${tmpd}/folder/b
mkdir ${tmpd}/folder/c

clear_on_exit "${tmps}"
clear_on_exit "${tmpd}"

# create the config file
cfg="${tmps}/config.yaml"
cat > ${cfg} << _EOF
config:
  backup: false
  create: true
  dotpath: dotfiles
dotfiles:
  thedotfile:
    dst: ${tmpd}/folder
    src: folder
profiles:
  p1:
    dotfiles:
    - thedotfile
_EOF
#cat ${cfg}

#tree ${dt}

#
# Test with no ignore-missing setting
#

# file b / folder c SHOULD be copied
echo "[+] test with no ignore-missing setting"
cd ${ddpath} | ${bin} update -f -c ${cfg} --verbose --profile=p1 --key thedotfile

[ ! -e ${dt}/folder/b ] && echo "should have been updated" && exit 1
[ ! -e ${dt}/folder/c ] && echo "should have been updated" && exit 1

# Reset
rm ${dt}/folder/b
rmdir ${dt}/folder/c

#
# Test with command-line flag
#

# file b / folder c should NOT be copied
echo "[+] test with command-line flag"
cd ${ddpath} | ${bin} update -f -c ${cfg} --verbose --profile=p1 --key thedotfile --ignore-missing

[ -e ${dt}/folder/b ] && echo "should not have been updated" && exit 1
[ -e ${dt}/folder/c ] && echo "should not have been updated" && exit 1

#
# Test with global option
#

cat > ${cfg} << _EOF
config:
  backup: false
  create: true
  dotpath: dotfiles
  ignore_missing_in_dotdrop: true
dotfiles:
  thedotfile:
    dst: ${tmpd}/folder
    src: folder
profiles:
  p1:
    dotfiles:
    - thedotfile
_EOF

# file b / folder c should NOT be copied
echo "[+] test global option"
cd ${ddpath} | ${bin} update -f -c ${cfg} --verbose --profile=p1 --key thedotfile

[ -e ${dt}/folder/b ] && echo "should not have been updated" && exit 1
[ -e ${dt}/folder/c ] && echo "should not have been updated" && exit 1

#
# Test with dotfile option
#

cat > ${cfg} << _EOF
config:
  backup: false
  create: true
  dotpath: dotfiles
dotfiles:
  thedotfile:
    dst: ${tmpd}/folder
    src: folder
    ignore_missing_in_dotdrop: true
profiles:
  p1:
    dotfiles:
    - thedotfile
_EOF
# file b / folder c should NOT be copied
echo "[+] test dotfile option"
cd ${ddpath} | ${bin} update -f -c ${cfg} --verbose --profile=p1 --key thedotfile

[ -e ${dt}/folder/b ] && echo "should not have been updated" && exit 1
[ -e ${dt}/folder/c ] && echo "should not have been updated" && exit 1

echo "OK"
exit 0