/* * * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. * */ package org.apache.cassandra.metrics; import java.net.InetAddress; import java.util.Map; import java.util.UUID; import org.junit.Test; import com.google.common.collect.Iterators; import org.apache.cassandra.config.DatabaseDescriptor; import org.apache.cassandra.cql3.UntypedResultSet; import org.apache.cassandra.db.SystemKeyspace; import org.apache.cassandra.db.marshal.Int32Type; import org.apache.cassandra.db.marshal.UUIDType; import org.apache.cassandra.hints.HintsService; import static org.junit.Assert.assertEquals; import static org.apache.cassandra.cql3.QueryProcessor.executeInternal; public class HintedHandOffMetricsTest { @Test public void testHintsMetrics() throws Exception { DatabaseDescriptor.getHintsDirectory().mkdirs(); for (int i = 0; i < 99; i++) HintsService.instance.metrics.incrPastWindow(InetAddress.getLocalHost()); HintsService.instance.metrics.log(); UntypedResultSet rows = executeInternal("SELECT hints_dropped FROM system." + SystemKeyspace.PEER_EVENTS); Map<UUID, Integer> returned = rows.one().getMap("hints_dropped", UUIDType.instance, Int32Type.instance); assertEquals(Iterators.getLast(returned.values().iterator()).intValue(), 99); } }