pubsub sharness tests after chriscool feedback

License: MIT
Signed-off-by: Jan Winkelmann <j-winkelmann@tuhh.de>

test/sharness/lib/iptb-lib.sh

@@ -19,11 +19,13 @@ check_has_connection() {
 
 startup_cluster() {
 	num_nodes="$1"
+	shift
+	other_args="$@"
 	bound=$(expr "$num_nodes" - 1)
 
-	if [ "$2" = "--enable-pubsub-experiment" ]; then
-		test_expect_success "start up nodes with pubsub enabled" '
-			iptb start --args --enable-pubsub-experiment
+	if test -n "$other_args"; then
+		test_expect_success "start up nodes with additional args" '
+			iptb start --args $other_args
 		'
 	else
 		test_expect_success "start up nodes" '

test/sharness/t0180-pubsub.sh

@@ -24,18 +24,17 @@ test_expect_success 'pubsub' '
 	mkfifo wait ||
 	test_fsh echo init fail
 
+	# ipfs pubsub sub is long-running so we need to start it in the background and
+	# wait put its output somewhere where we can access it
 	(
-		ipfsi 0 pubsub sub --enc=ndpayload testTopic | 
-			while read line; do
+		ipfsi 0 pubsub sub --enc=ndpayload testTopic | if read line; then
 				echo $line > actual &&
-				echo > done
-				exit
-			done
+				echo > wait
+			fi
 	) &
 
-	ipfspid=$!
-
-	sleep 1
+	# wait until ipfs pubsub sub is ready to do work
+	sleep 1 &&
 
 	# publish something
 	ipfsi 1 pubsub pub testTopic "testOK" &> pubErr &&