tests: wait for volume to be bounded

Sometimes the volume is not bounded immediately. Instead of
checking the status of the pvc right away after it is created,
check for the status every 2 sec to a maximum of 10 sec.
If not bounded on the 10th sec, then we fail.

Fixes: #1006.

Signed-off-by: Salvador Fuentes <salvador.fuentes@intel.com>

Author: chavafg

integration/kubernetes/k8s-volume.bats

@@ -25,6 +25,8 @@ setup() {
 }
 
 @test "Create Persistent Volume" {
+	wait_time=10
+	sleep_time=2
 	volume_name="pv-volume"
 	volume_claim="pv-claim"
 
@@ -38,7 +40,8 @@ setup() {
 	sudo -E kubectl create -f "${pod_config_dir}/volume-claim.yaml"
 
 	# Check the persistent volume claim
-	sudo -E kubectl get pvc $volume_claim | grep Bound
+	cmd="sudo -E kubectl get pvc $volume_claim | grep Bound"
+	waitForProcess "$wait_time" "$sleep_time" "$cmd"
 
 	# Create pod
 	sudo -E kubectl create -f "${pod_config_dir}/pv-pod.yaml"