diff --git a/src/test/java/org/gcube/accounting/aggregator/plugin/AggregatorAccountingPluginSmartExecutorSchedulerTest.java b/src/test/java/org/gcube/accounting/aggregator/plugin/AggregatorAccountingPluginSmartExecutorSchedulerTest.java
index 73df491..85c3773 100644
--- a/src/test/java/org/gcube/accounting/aggregator/plugin/AggregatorAccountingPluginSmartExecutorSchedulerTest.java
+++ b/src/test/java/org/gcube/accounting/aggregator/plugin/AggregatorAccountingPluginSmartExecutorSchedulerTest.java
@@ -38,21 +38,12 @@ public class AggregatorAccountingPluginSmartExecutorSchedulerTest extends Scoped
 
 	}
 
-	private String getPersistTimeParameter(int hour, int minute) {
-		Calendar persistEndTime = Calendar.getInstance();
-		persistEndTime.set(Calendar.HOUR_OF_DAY, hour);
-		persistEndTime.set(Calendar.MINUTE, minute);
-		String persistEndTimeParameter = AccountingAggregatorPlugin.PERSIST_TIME_DATE_FORMAT
-				.format(persistEndTime.getTime());
-		return persistEndTimeParameter;
-	}
-
 	private Map<String, Object> getRecoveryInputs() throws Exception {
 		Map<String, Object> inputs = new HashMap<String, Object>();
 		inputs.put(AccountingAggregatorPlugin.ELABORATION_TYPE_INPUT_PARAMETER, ElaborationType.RECOVERY.name());
 
-		inputs.put(AccountingAggregatorPlugin.PERSIST_START_TIME_INPUT_PARAMETER, getPersistTimeParameter(8, 0));
-		inputs.put(AccountingAggregatorPlugin.PERSIST_END_TIME_INPUT_PARAMETER, getPersistTimeParameter(18, 0));
+		inputs.put(AccountingAggregatorPlugin.PERSIST_START_TIME_INPUT_PARAMETER, Utility.getPersistTimeParameter(8, 0));
+		inputs.put(AccountingAggregatorPlugin.PERSIST_END_TIME_INPUT_PARAMETER, Utility.getPersistTimeParameter(18, 0));
 
 		return inputs;
 	}
@@ -63,8 +54,8 @@ public class AggregatorAccountingPluginSmartExecutorSchedulerTest extends Scoped
 
 		inputs.put(AccountingAggregatorPlugin.ELABORATION_TYPE_INPUT_PARAMETER, ElaborationType.AGGREGATE.name());
 
-		inputs.put(AccountingAggregatorPlugin.PERSIST_START_TIME_INPUT_PARAMETER, getPersistTimeParameter(8, 0));
-		inputs.put(AccountingAggregatorPlugin.PERSIST_END_TIME_INPUT_PARAMETER, getPersistTimeParameter(18, 0));
+		inputs.put(AccountingAggregatorPlugin.PERSIST_START_TIME_INPUT_PARAMETER, Utility.getPersistTimeParameter(8, 0));
+		inputs.put(AccountingAggregatorPlugin.PERSIST_END_TIME_INPUT_PARAMETER, Utility.getPersistTimeParameter(18, 0));
 
 		inputs.put(AccountingAggregatorPlugin.RECORD_TYPE_INPUT_PARAMETER,
 				ServiceUsageRecord.class.newInstance().getRecordType());
@@ -98,7 +89,7 @@ public class AggregatorAccountingPluginSmartExecutorSchedulerTest extends Scoped
 	}
 
 	@Test
-	public void cronExpPreviousMustBeTerminated() throws Exception {
+	public void aggregate() throws Exception {
 		// Every 15 minutes
 		CronExpression cronExpression = new CronExpression("0 0/15 * 1/1 * ? *");
 		Scheduling scheduling = new Scheduling(cronExpression, false);