tests: add fake rc-update binary

and add tests for it to verify that it actually works as expected

We can use this for the other tests later

2 files changed, 166 insertions, 0 deletions

diff --git a/tests/bin/rc-update b/tests/bin/rc-update
new file mode 100755
index 0000000..cb7ee36
--- /dev/null
+++ b/tests/bin/rc-update
@@ -0,0 +1,67 @@
+#!/bin/sh
+
+prog=$0
+usage() {
+	echo "usage: rc-update [--quiet] add|del|delete SVC RUNLEVEL"
+	exit $1
+}
+
+msg() {
+	if ! [ -n "$quiet" ]; then
+		echo "$@"
+	fi
+}
+
+OPTS=$(getopt -l quiet,help -o "qh" -n $prog -- "$@") || usage "1" >&2
+
+quiet=
+eval set -- "$OPTS"
+for opt; do
+	case "$opt" in
+		-h|--help)
+			usage 0
+			;;
+		--quiet)
+			quiet=1
+			;;
+		--)
+			shift
+			break
+			;;
+		*) usage "1" >&2
+			;;
+	esac
+	shift
+done
+
+cmd="$1"
+svc="$2"
+runlevel="${3:-default}"
+
+if [ -z "$cmd" ] || [ -z "$svc" ]; then
+	usage "1" >&2
+fi
+
+case "$cmd" in
+	add)
+		if [ -L "$ROOT"/etc/runlevels/$runlevel/$svc ]; then
+			msg " * rc-update: $svc already installed in runlevel \`$runlevel'; skipping"
+			exit 0
+		fi
+		mkdir -p "$ROOT"/etc/runlevels/$runlevel
+		ln -sf ../../init.d/$svc "$ROOT"/etc/runlevels/$runlevel/$svc
+		msg " * service $svc added to runlevel $runlevel"
+		;;
+	del|delete)
+		if ! [ -L "$ROOT"/etc/runlevels/$runlevel/$svc ]; then
+			msg " * rc-update: service \`$svc' is not in the runlevel \`$runlevel'" >&2
+			exit 1
+		fi
+		rm "$ROOT"/etc/runlevels/$runlevel/$svc
+		msg " * service foo removed from runlevel $runlevel"
+		;;
+	*) usage "1" >&2
+		;;
+esac
+
+
diff --git a/tests/fake_rc_update_test b/tests/fake_rc_update_test
new file mode 100755
index 0000000..2a359c5
--- /dev/null
+++ b/tests/fake_rc_update_test
@@ -0,0 +1,99 @@
+#!/usr/bin/env atf-sh
+
+. $(atf_get_srcdir)/test_env.sh
+init_tests \
+	rc_update_usage \
+	rc_update_add \
+	rc_update_add_quiet \
+	rc_update_del \
+	rc_update_del_quiet \
+	rc_update_runlevel
+
+rc_update_usage_body() {
+	test_usage rc-update
+}
+
+rc_update_add_body() {
+	init_env
+	atf_check -s exit:0 \
+		-o match:"service foo added to runlevel default" \
+		-e empty \
+		rc-update add foo
+	test -L etc/runlevels/default/foo || atf_fail "symlink not created"
+
+	atf_check -s exit:0 \
+		-o match:"foo already installed" \
+		-e empty \
+		rc-update add foo
+}
+
+rc_update_add_quiet_body() {
+	init_env
+	atf_check -s exit:0 \
+		-o empty \
+		-e empty \
+		rc-update add --quiet foo
+	test -L etc/runlevels/default/foo || atf_fail "symlink not created"
+
+	atf_check -s exit:0 \
+		-o empty \
+		-e empty \
+		rc-update add --quiet foo
+}
+
+rc_update_del_body() {
+	init_env
+	rc-update --quiet add foo
+	atf_check -s exit:0 \
+		-o match:"service foo removed from runlevel default" \
+		-e empty \
+		rc-update del foo
+
+	if test -L etc/runlevels/default/foo; then
+		atf_fail "symlink not removed"
+	fi
+
+	atf_check -s exit:1 \
+		-o empty \
+		-e match:"is not in the runlevel" \
+		rc-update del foo
+}
+
+rc_update_del_quiet_body() {
+	init_env
+	rc-update --quiet add foo
+	atf_check -s exit:0 \
+		-o empty \
+		-e empty \
+		rc-update del --quiet foo
+
+	if test -L etc/runlevels/default/foo; then
+		atf_fail "symlink not removed"
+	fi
+
+	atf_check -s exit:1 \
+		-o empty \
+		-e empty \
+		rc-update del --quiet foo
+}
+
+rc_update_runlevel_body() {
+	init_env
+
+	atf_check -s exit:0 \
+		-o empty \
+		-e empty \
+		rc-update add --quiet foo sysinit
+
+	test -L etc/runlevels/sysinit/foo || atf_fail "symlink not created in sysinit"
+
+	atf_check -s exit:0 \
+		-o match:"service foo removed from runlevel sysinit" \
+		-e empty \
+		rc-update delete foo sysinit
+
+	if test -L etc/runlevels/sysinit/foo; then
+		atf_fail "symlink not removed"
+	fi
+}
+