#!/usr/bin/env atf-sh

. $(atf_get_srcdir)/test_env.sh

export PREFIX="$srcdir"
export MOCK=echo
lib="$srcdir"/lib/tiny-cloud/init-main

init_tests \
	set_hostname


set_nocloud_meta() {
	local metadata="$(cat)"
	fake_bin mount <<-EOF
		#!/bin/sh
		# find last arg which is the mount dir
		while ! [ -d "\$1" ]; do
			shift
		done
		printf "%s" "$metadata" \
			> "\$1"/meta-data
	EOF

	fake_bin umount <<-EOF
		#!/bin/sh
		while ! [ -d "\$1" ]; do
			shift
		done
		rm -f "\$1"/meta-data
	EOF
	mkdir -p mnt
}

set_hostname_body() {
	set_nocloud_meta <<-EOF
		hostname: myhostname
	EOF

	CLOUD="nocloud" atf_check \
		-o match:"hostname.*-F $PWD/etc/hostname" \
		sh -c ". \"$lib\"; set_hostname"
	atf_check -o match:"^myhostname$" cat etc/hostname

	rm etc/hostname
	CLOUD="nocloud" atf_check \
		-o not-match:"hostname.*-F $PWD/etc/hostname" \
		sh -c "SKIP_INIT_ACTIONS=set_hostname ; . \"$lib\"; set_hostname"
	if test -f etc/hostname; then
		atf_fail "etc/hostname should not exist"
	fi
}