#!/bin/sh

main()
{
	run_test dir
	run_test dir_slash
	run_test pattern_and_links
}

t_dir()
{
	mkdir foo.pkg
	cat >foo.pkg/files <<-EOF
		/usr/bin
		EOF
	mkdir -p tmp/dest/usr/bin
	cd tmp
	>dest/usr/bin/foo
	OPK_PACKAGES='foo' ../../src/oh-installfiles
	assert test_non_dir_nodes dest
	assert test_nodes foo.data / /usr/ /usr/bin/ /usr/bin/foo
	cd ..
	rm -Rf foo.pkg tmp
}

t_dir_slash()
{
	mkdir foo.pkg
	cat >foo.pkg/files <<-EOF
		/usr/bin/
		EOF
	mkdir -p tmp/dest/usr/bin
	cd tmp
	>dest/usr/bin/foo
	OPK_PACKAGES='foo' ../../src/oh-installfiles
	assert test_non_dir_nodes dest
	assert test_nodes foo.data / /usr/ /usr/bin/ /usr/bin/foo
	cd ..
	rm -Rf foo.pkg tmp
}

t_pattern_and_links()
{
	mkdir libfoo.1.pkg libfoo-dev.pkg
	cat >libfoo.1.pkg/files <<-EOF
		/usr/lib/*/libfoo.so.*
		EOF
	cat >libfoo-dev.pkg/files <<-EOF
		/usr/lib/*/libfoo.so
		EOF
	mkdir -p tmp/dest/usr/lib/arch
	cd tmp
	>dest/usr/lib/arch/libfoo.so.1.0.0
	ln -sf libfoo.so.1.0.0 dest/usr/lib/arch/libfoo.so.1
	ln -sf libfoo.so.1 dest/usr/lib/arch/libfoo.so
	OPK_PACKAGES='foo libfoo.1 libfoo-dev' ../../src/oh-installfiles
	assert test_non_dir_nodes dest
	assert test_nodes libfoo.1.data / /usr/ /usr/lib/ /usr/lib/arch/ \
		/usr/lib/arch/libfoo.so.1.0.0 /usr/lib/arch/libfoo.so.1@
	assert test_nodes libfoo-dev.data / /usr/ /usr/lib/ /usr/lib/arch/ \
		/usr/lib/arch/libfoo.so@
	cd ..
	rm -Rf foo.pkg libfoo.1.pkg libfoo-dev.pkg tmp
}

t_foo()
{
	mkdir foo.pkg libfoo.1.pkg libfoo-dev.pkg
	cat >foo.pkg/files <<-EOF
		/usr/bin
		EOF
	cat >libfoo.1.pkg/files <<-EOF
		/usr/lib/*/libfoo.so.*
		EOF
	cat >libfoo-dev.pkg/files <<-EOF
		/usr/lib/*/libfoo.so
		/usr/include/
		EOF
	mkdir -p tmp/dest/usr/bin tmp/dest/usr/lib/arch tmp/dest/usr/include
	cd tmp
	>dest/usr/bin/foo
	>dest/usr/lib/arch/libfoo.so.1.0.0
	ln -sf libfoo.so.1.0.0 dest/usr/lib/arch/libfoo.so.1
	ln -sf libfoo.so.1 dest/usr/lib/arch/libfoo.so
	>dest/usr/include/foo.h
	OPK_PACKAGES='foo libfoo.1 libfoo-dev' ../../src/oh-installfiles
	assert [ -f foo.data/usr/bin/foo ]
	assert [ -f libfoo.1.data/usr/lib/arch/libfoo.so.1.0.0 ]
	assert [ -L libfoo.1.data/usr/lib/arch/libfoo.so.1 ]
	assert [ -L libfoo-dev.data/usr/lib/arch/libfoo.so ]
	assert [ -f libfoo-dev.data/usr/include/foo.h ]
	cd ..
	rm -Rf foo.pkg libfoo.1.pkg libfoo-dev.pkg tmp
}

run_test()
{
	fail='false'
	"t_${1}" >out 2>&1
	if "${fail}"; then
		printf 'FAIL: %s\n' "${1}"
		cat out | sed 's/^/  /'
	else
		printf 'PASS: %s\n' "${1}"
	fi
	rm out
}

assert()
{
	if ! out=$(eval 2>&1 "${@}"); then
		printf 'Assertion failed: %s\n' "${*}"
		printf '%s\n' "${out}" | sed 's/^/  /'
		fail='true'
	fi
}

test_nodes()
{
	dir="${1}"
	shift 1
	if [ ${#} -gt 0 ]; then
		printf "${dir}%s\n" "${@}" | sort >expected
	else
		>expected
	fi
	find "${dir}" -exec ls -dF '{}' ';' | sort >actual
	diff -u expected actual
	ret=${?}
	rm -f expected actual
	return ${ret}
}

test_non_dir_nodes()
{
	dir="${1}"
	shift 1
	if [ ${#} -gt 0 ]; then
		printf "${dir}%s\n" "${@}" | sort >expected
	else
		>expected
	fi
	find "${dir}" ! -type d | sort >actual
	diff -u expected actual
	ret=${?}
	rm -f expected actual
	return ${ret}
}

main "${@}"