/** * 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.hadoop.hbase.quotas; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertTrue; import static org.junit.Assert.fail; import java.io.IOException; import java.util.concurrent.TimeUnit; import org.apache.hadoop.hbase.HBaseClassTestRule; import org.apache.hadoop.hbase.testclassification.SmallTests; import org.junit.ClassRule; import org.junit.Test; import org.junit.experimental.categories.Category; import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos; import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos; import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.ThrottleRequest; import org.apache.hadoop.hbase.shaded.protobuf.generated.QuotaProtos.TimedQuota; @Category({SmallTests.class}) public class TestThrottleSettings { @ClassRule public static final HBaseClassTestRule CLASS_RULE = HBaseClassTestRule.forClass(TestThrottleSettings.class); @Test public void testMerge() throws IOException { TimedQuota tq1 = TimedQuota.newBuilder().setSoftLimit(10) .setScope(QuotaProtos.QuotaScope.MACHINE) .setTimeUnit(HBaseProtos.TimeUnit.MINUTES).build(); ThrottleRequest tr1 = ThrottleRequest.newBuilder().setTimedQuota(tq1) .setType(QuotaProtos.ThrottleType.REQUEST_NUMBER).build(); ThrottleSettings orig = new ThrottleSettings("joe", null, null, null, tr1); TimedQuota tq2 = TimedQuota.newBuilder().setSoftLimit(10) .setScope(QuotaProtos.QuotaScope.MACHINE) .setTimeUnit(HBaseProtos.TimeUnit.SECONDS).build(); ThrottleRequest tr2 = ThrottleRequest.newBuilder().setTimedQuota(tq2) .setType(QuotaProtos.ThrottleType.REQUEST_NUMBER).build(); ThrottleSettings merged = orig.merge(new ThrottleSettings("joe", null, null, null, tr2)); assertEquals(10, merged.getSoftLimit()); assertEquals(ThrottleType.REQUEST_NUMBER, merged.getThrottleType()); assertEquals(TimeUnit.SECONDS, merged.getTimeUnit()); } @Test public void testIncompatibleThrottleTypes() throws IOException { TimedQuota requestsQuota = TimedQuota.newBuilder().setSoftLimit(10) .setScope(QuotaProtos.QuotaScope.MACHINE) .setTimeUnit(HBaseProtos.TimeUnit.MINUTES).build(); ThrottleRequest requestsQuotaReq = ThrottleRequest.newBuilder().setTimedQuota(requestsQuota) .setType(QuotaProtos.ThrottleType.REQUEST_NUMBER).build(); ThrottleSettings orig = new ThrottleSettings("joe", null, null, null, requestsQuotaReq); TimedQuota readsQuota = TimedQuota.newBuilder().setSoftLimit(10) .setScope(QuotaProtos.QuotaScope.MACHINE) .setTimeUnit(HBaseProtos.TimeUnit.SECONDS).build(); ThrottleRequest readsQuotaReq = ThrottleRequest.newBuilder().setTimedQuota(readsQuota) .setType(QuotaProtos.ThrottleType.READ_NUMBER).build(); try { orig.merge(new ThrottleSettings("joe", null, null, null, readsQuotaReq)); fail("A read throttle should not be capable of being merged with a request quota"); } catch (IllegalArgumentException e) { // Pass } } @Test public void testNoThrottleReturnsOriginal() throws IOException { TimedQuota tq1 = TimedQuota.newBuilder().setSoftLimit(10) .setScope(QuotaProtos.QuotaScope.MACHINE) .setTimeUnit(HBaseProtos.TimeUnit.MINUTES).build(); ThrottleRequest tr1 = ThrottleRequest.newBuilder().setTimedQuota(tq1) .setType(QuotaProtos.ThrottleType.REQUEST_NUMBER).build(); ThrottleSettings orig = new ThrottleSettings("joe", null, null, null, tr1); ThrottleRequest tr2 = ThrottleRequest.newBuilder() .setType(QuotaProtos.ThrottleType.REQUEST_NUMBER).build(); assertTrue( "The same object should be returned by merge, but it wasn't", orig == orig.merge(new ThrottleSettings("joe", null, null, null, tr2))); } }