| /** |
| * 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.hdfs.server.federation.router; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.Set; |
| |
| import org.apache.hadoop.hdfs.protocol.HdfsConstants; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Tests for class {@link RouterQuotaManager}. |
| */ |
| public class TestRouterQuotaManager { |
| private static RouterQuotaManager manager; |
| |
| @Before |
| public void setup() { |
| manager = new RouterQuotaManager(); |
| } |
| |
| @After |
| public void cleanup() { |
| manager.clear(); |
| } |
| |
| @Test |
| public void testGetChildrenPaths() { |
| RouterQuotaUsage quotaUsage = new RouterQuotaUsage.Builder().build(); |
| manager.put("/path1", quotaUsage); |
| manager.put("/path2", quotaUsage); |
| manager.put("/path1/subdir", quotaUsage); |
| manager.put("/path1/subdir/subdir", quotaUsage); |
| |
| Set<String> childrenPaths = manager.getPaths("/path1"); |
| assertEquals(3, childrenPaths.size()); |
| assertTrue(childrenPaths.contains("/path1/subdir") |
| && childrenPaths.contains("/path1/subdir/subdir") |
| && childrenPaths.contains("/path1")); |
| |
| // test for corner case |
| manager.put("/path3", quotaUsage); |
| manager.put("/path3/subdir", quotaUsage); |
| manager.put("/path3-subdir", quotaUsage); |
| |
| childrenPaths = manager.getPaths("/path3"); |
| assertEquals(2, childrenPaths.size()); |
| // path /path3-subdir should not be returned |
| assertTrue(childrenPaths.contains("/path3") |
| && childrenPaths.contains("/path3/subdir") |
| && !childrenPaths.contains("/path3-subdir")); |
| } |
| |
| @Test |
| public void testGetQuotaUsage() { |
| RouterQuotaUsage quotaGet; |
| |
| // test case1: get quota with an non-exist path |
| quotaGet = manager.getQuotaUsage("/non-exist-path"); |
| assertNull(quotaGet); |
| |
| // test case2: get quota from an no-quota set path |
| RouterQuotaUsage.Builder quota = new RouterQuotaUsage.Builder() |
| .quota(HdfsConstants.QUOTA_RESET) |
| .spaceQuota(HdfsConstants.QUOTA_RESET); |
| manager.put("/noQuotaSet", quota.build()); |
| quotaGet = manager.getQuotaUsage("/noQuotaSet"); |
| // it should return null |
| assertNull(quotaGet); |
| |
| // test case3: get quota from an quota-set path |
| quota.quota(1); |
| quota.spaceQuota(HdfsConstants.QUOTA_RESET); |
| manager.put("/hasQuotaSet", quota.build()); |
| quotaGet = manager.getQuotaUsage("/hasQuotaSet"); |
| assertEquals(1, quotaGet.getQuota()); |
| assertEquals(HdfsConstants.QUOTA_RESET, quotaGet.getSpaceQuota()); |
| |
| // test case4: get quota with an non-exist child path |
| quotaGet = manager.getQuotaUsage("/hasQuotaSet/file"); |
| // it will return the nearest ancestor which quota was set |
| assertEquals(1, quotaGet.getQuota()); |
| assertEquals(HdfsConstants.QUOTA_RESET, quotaGet.getSpaceQuota()); |
| |
| // test case5: get quota with an child path which its parent |
| // wasn't quota set |
| quota.quota(HdfsConstants.QUOTA_RESET); |
| quota.spaceQuota(HdfsConstants.QUOTA_RESET); |
| manager.put("/hasQuotaSet/noQuotaSet", quota.build()); |
| // here should returns the quota of path /hasQuotaSet |
| // (the nearest ancestor which quota was set) |
| quotaGet = manager.getQuotaUsage("/hasQuotaSet/noQuotaSet/file"); |
| assertEquals(1, quotaGet.getQuota()); |
| assertEquals(HdfsConstants.QUOTA_RESET, quotaGet.getSpaceQuota()); |
| |
| // test case6: get quota with an child path which its parent was quota set |
| quota.quota(2); |
| quota.spaceQuota(HdfsConstants.QUOTA_RESET); |
| manager.put("/hasQuotaSet/hasQuotaSet", quota.build()); |
| // here should return the quota of path /hasQuotaSet/hasQuotaSet |
| quotaGet = manager.getQuotaUsage("/hasQuotaSet/hasQuotaSet/file"); |
| assertEquals(2, quotaGet.getQuota()); |
| assertEquals(HdfsConstants.QUOTA_RESET, quotaGet.getSpaceQuota()); |
| } |
| } |