#!/usr/bin/env zsh
setopt err_exit

trap "print -P '\n%N:%i: %B%F{red}Test faild!%F{default}%b'" ZERR

function stringcmp {
	diff -u <(echo $1) <(echo $2)
}

test_pdir=$(mktemp -dt pkgdir.XXXXXX)
test_proot=$(mktemp -dt pkgroot.XXXXXX)
test_home=$(mktemp -dt pkghome.XXXXXX)

cat << meow
test directories:
	PDIR = $test_pdir
	PKG_ROOT = $test_proot
	HOME = $test_home
meow

echo "# setting up PKG_ROOT"
cd $test_proot
git clone ${1-git://git.tabularazor.org/~derf/pkg} core
cp core/include/pkglist pkglist
for repo in ra rb rc; (
	mkdir $repo
	cd $repo
	git init
	touch foo
	mkdir bin
	touch bin/$repo
	mkdir -p man/2
	echo "=head1 WASTED SPACE\n\nhuhu" > man/2/$repo
	chmod 755 bin/$repo
	git add .
	git commit -m 'initial commit'
	cd ..
	mkdir ${repo}-bare
	cd ${repo}-bare
	git --bare init
	cd ../$repo
	git push ../${repo}-bare master
)

echo "# bootstrapping PDIR"
cd $test_home
export HOME=$test_home
$test_proot/core/include/bootstrap $test_proot $test_pdir

echo "# checking for success"
[[ -e $test_home/.pkg.conf ]]
[[ -d $test_proot/core ]]
[[ -d $test_pdir/core ]]
[[ -L $test_home/bin/pkg ]]
[[ -L $test_home/bin/checklinks ]]
[[ -x $(readlink $test_home/bin/pkg) ]]
[[ -x $(readlink $test_home/bin/checklinks) ]]
[[ -e $test_pdir/.collected/man/man1/pkg.1 ]]
[[ -e $test_pdir/.collected/man/man5/pkg.conf.5 ]]
[[ -e $test_pdir/.collected/man/man7/pkg.7 ]]

echo "# pkg list local"
stringcmp "core" "$(pkg list)"
stringcmp "core" "$(pkg list local)"

echo "# pkg list not-installed"
stringcmp "ra\nra-bare\nrb\nrb-bare\nrc\nrc-bare" "$(pkg list not-installed)"

echo "# pkg list all"
stringcmp "core\nra\nra-bare\nrb\nrb-bare\nrc\nrc-bare" "$(pkg list all)"

echo "# pkg add (no such repo)"
! pkg add weltfrieden

echo "# pkg add (already installed)"
! pkg add core

for repo in ra ra-bare; {
	file=${repo%-*}
	if [[ $repo == *-bare ]] {
		echo "## bare repository"
		complement=$file
	} else {
		echo "## non-bare repository"
		complement=${repo}-bare
	}
	echo "# pkg add (ok)"
	pkg add $repo
	[[ -e $test_pdir/$repo/foo ]]
	[[ -d $test_pdir/$repo/.git ]]

	echo "# pkg add (already installed)"
	! pkg add $repo

	echo "# populate_collected"
	[[ -L $test_home/bin/$file ]]
	[[ -x $(readlink $test_home/bin/$file) ]]
	[[ -e $test_pdir/.collected/man/man2/$file.2 ]]

	repeat 2 {
		echo "# pkg list"
		stringcmp "core\n$repo" "$(pkg list local)"
		stringcmp "$complement\nrb\nrb-bare\nrc\nrc-bare" "$(pkg list not-installed)"
		stringcmp "core\nra\nra-bare\nrb\nrb-bare\nrc\nrc-bare" "$(pkg list remote)"
		pkg update
	}

	echo "# pkg remove (not installed/nonexistent)"
	! pkg remove suckage
	! pkg remove rb

	echo "# pkg remove (ok)"
	pkg remove $repo

	echo "# genocide_collected (~/bin)"
	[[ ! -L $test_home/bin/$file ]]
	[[ ! -e $test_pdir/.collected/man/man2/$file.2 ]]

	repeat 2 {
		echo "# pkg list"
		stringcmp "core" "$(pkg list local)"
		stringcmp "ra\nra-bare\nrb\nrb-bare\nrc\nrc-bare" "$(pkg list not-installed)"
		stringcmp "core\nra\nra-bare\nrb\nrb-bare\nrc\nrc-bare" "$(pkg list remote)"
		pkg update
	}
}

rm -rf $test_pdir $test_proot $test_home

print -P '%F{green} test passed%F{default}'