test: new test, verify task behavior with conditions

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

test/Makefile.am

@@ -18,6 +18,7 @@ EXTRA_DIST		 = skel/bin/busybox-x86_64.md5 skel/sbin/service.sh skel/bin/slay \
 EXTRA_DIST		+= setup-root.sh
 EXTRA_DIST		+= add-remove-dynamic-service.sh
 EXTRA_DIST		+= add-remove-dynamic-service-sub-config.sh
+EXTRA_DIST		+= cond-start-task.sh
 EXTRA_DIST		+= start-stop-service.sh
 EXTRA_DIST		+= start-stop-service-sub-config.sh
 EXTRA_DIST		+= start-kill-service.sh
@@ -41,6 +42,7 @@ TESTS			 = checkself.sh
 TESTS			+= setup-root.sh
 TESTS			+= add-remove-dynamic-service.sh
 TESTS			+= add-remove-dynamic-service-sub-config.sh
+TESTS			+= cond-start-task.sh
 TESTS			+= start-stop-service.sh
 TESTS			+= start-stop-service-sub-config.sh
 TESTS			+= start-kill-service.sh

test/cond-start-task.sh

@@ -0,0 +1,74 @@
+#!/bin/sh
+# A run/task runs once per runlevel, unless its .conf is touched
+# then it will run again on initctl reload.  This test verifies
+# this behavior, with the added twist of starting the task by
+# asserting a condition.
+set -eu
+
+TEST_CONF=/etc/finit.d/foo.conf
+TEST_DIR=$(dirname "$0")
+
+test_setup()
+{
+	say "Test start $(date)"
+}
+
+test_teardown()
+{
+	say "Test done $(date)"
+	say "Running test teardown."
+	texec rm -f "$TEST_CONF"
+}
+
+test_one()
+{
+	cond=$1
+	stanza=$2
+
+	say "Add stanza '$stanza' to $TEST_CONF ..."
+	texec sh -c "echo '$stanza' > $TEST_CONF"
+
+	say 'Reload Finit'
+#	texec sh -c "initctl debug"
+	texec sh -c "initctl reload"
+#	texec sh -c "initctl status"
+#	texec sh -c "ps"
+
+	say 'Asserting condition'
+	texec sh -c "initctl cond set $cond"
+
+#	texec sh -c "initctl status"
+#	texec sh -c "ps"
+#	texec sh -c "initctl status task.sh"
+
+	sleep 1
+	assert_file_contains /run/task.state 1
+
+	say 'Reload Finit'
+	texec sh -c "initctl reload"
+	sleep 1
+	say 'Ensure task has not run again ...'
+	assert_file_contains /run/task.state 1
+
+	say 'Switch to another runlevel ...'
+	texec sh -c "initctl runlevel 3"
+	sleep 1
+	say 'Ensure task has run again ...'
+	assert_file_contains /run/task.state 2
+	
+	say 'Touch task.sh .conf file and reload Finit ...'
+	texec sh -c "touch $TEST_CONF"
+	texec sh -c "initctl reload"
+	sleep 1
+#	texec sh -c "initctl status task.sh"
+	assert_file_contains /run/task.state 3
+
+	say "Done, drop stanza from $TEST_CONF ..."
+	texec sh -c "rm $TEST_CONF"
+	texec sh -c "initctl reload"
+}
+
+# shellcheck source=/dev/null
+. "$TEST_DIR/tenv/lib.sh"
+
+test_one "hello" "task <usr/hello> task.sh -- Hello task"

test/skel/sbin/task.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+num=$(cat /run/task.state)
+if [ -z "$num" ]; then
+   num=0
+fi
+
+num=$((num + 1))
+echo $num > /run/task.state

test/tenv/lib.sh

@@ -21,6 +21,11 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 # THE SOFTWARE.
 
+assert_file_contains()
+{
+	assert "File $1 contains the string $2" "$(texec grep "$2" "$1")"
+}
+
 assert_num_children()
 {
 	assert "$1 services are running" "$(texec pgrep -P 1 "$2" | wc -l)" -eq "$1"