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1   /*
2    *
3    * Licensed to the Apache Software Foundation (ASF) under one
4    * or more contributor license agreements.  See the NOTICE file
5    * distributed with this work for additional information
6    * regarding copyright ownership.  The ASF licenses this file
7    * to you under the Apache License, Version 2.0 (the
8    * "License"); you may not use this file except in compliance
9    * with the License.  You may obtain a copy of the License at
10   *
11   *     http://www.apache.org/licenses/LICENSE-2.0
12   *
13   * Unless required by applicable law or agreed to in writing, software
14   * distributed under the License is distributed on an "AS IS" BASIS,
15   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16   * See the License for the specific language governing permissions and
17   * limitations under the License.
18   */
19  
20  package org.apache.hadoop.hbase.rest.model;
21  
22  import java.util.Iterator;
23  
24  import org.apache.hadoop.hbase.testclassification.SmallTests;
25  import org.apache.hadoop.hbase.TableName;
26  import org.apache.hadoop.hbase.util.Bytes;
27  
28  import org.junit.experimental.categories.Category;
29  
30  @Category(SmallTests.class)
31  public class TestStorageClusterStatusModel extends TestModelBase<StorageClusterStatusModel> {
32  
33    public TestStorageClusterStatusModel() throws Exception {
34      super(StorageClusterStatusModel.class);
35  
36      AS_XML =
37        "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?>" +
38        "<ClusterStatus averageLoad=\"1.0\" regions=\"2\" requests=\"0\">" +
39        "<DeadNodes/><LiveNodes>" +
40        "<Node heapSizeMB=\"128\" maxHeapSizeMB=\"1024\" name=\"test1\" requests=\"0\" startCode=\"1245219839331\">" +
41        "<Region currentCompactedKVs=\"1\" memstoreSizeMB=\"0\" name=\"aGJhc2U6cm9vdCwsMA==\" readRequestsCount=\"1\" " +
42        "rootIndexSizeKB=\"1\" storefileIndexSizeMB=\"0\" storefileSizeMB=\"0\" storefiles=\"1\" stores=\"1\" " +
43        "totalCompactingKVs=\"1\" totalStaticBloomSizeKB=\"1\" totalStaticIndexSizeKB=\"1\" writeRequestsCount=\"2\"/>" +
44        "</Node>" +
45        "<Node heapSizeMB=\"512\" maxHeapSizeMB=\"1024\" name=\"test2\" requests=\"0\" startCode=\"1245239331198\">" +
46        "<Region currentCompactedKVs=\"1\" memstoreSizeMB=\"0\" name=\"aGJhc2U6bWV0YSwsMTI0NjAwMDA0MzcyNA==\" " +
47        "readRequestsCount=\"1\" rootIndexSizeKB=\"1\" storefileIndexSizeMB=\"0\" storefileSizeMB=\"0\" " +
48        "storefiles=\"1\" stores=\"1\" totalCompactingKVs=\"1\" totalStaticBloomSizeKB=\"1\" " +
49        "totalStaticIndexSizeKB=\"1\" writeRequestsCount=\"2\"/></Node></LiveNodes></ClusterStatus>";
50  
51      AS_PB =
52        "Cj8KBXRlc3QxEOO6i+eeJBgAIIABKIAIMicKDWhiYXNlOnJvb3QsLDAQARgBIAAoADAAOAFAAkgB" +
53        "UAFYAWABaAEKSwoFdGVzdDIQ/pKx8J4kGAAggAQogAgyMwoZaGJhc2U6bWV0YSwsMTI0NjAwMDA0" +
54        "MzcyNBABGAEgACgAMAA4AUACSAFQAVgBYAFoARgCIAApAAAAAAAA8D8=";
55  
56  
57      //Using jackson will break json backward compatibilty for this representation
58      //but the original one was broken as it would only print one Node element
59      //so the format itself was broken
60      AS_JSON =
61        "{\"regions\":2,\"requests\":0,\"averageLoad\":1.0,\"LiveNodes\":[{\"name\":\"test1\"," +
62            "\"Region\":[{\"name\":\"aGJhc2U6cm9vdCwsMA==\",\"stores\":1,\"storefiles\":1," +
63            "\"storefileSizeMB\":0,\"memstoreSizeMB\":0,\"storefileIndexSizeMB\":0," +
64            "\"readRequestsCount\":1,\"writeRequestsCount\":2,\"rootIndexSizeKB\":1," +
65            "\"totalStaticIndexSizeKB\":1,\"totalStaticBloomSizeKB\":1,\"totalCompactingKVs\":1," +
66            "\"currentCompactedKVs\":1}],\"requests\":0,\"startCode\":1245219839331," +
67            "\"heapSizeMB\":128,\"maxHeapSizeMB\":1024},{\"name\":\"test2\"," +
68            "\"Region\":[{\"name\":\"aGJhc2U6bWV0YSwsMTI0NjAwMDA0MzcyNA==\",\"stores\":1," +
69            "\"storefiles\":1,\"storefileSizeMB\":0,\"memstoreSizeMB\":0,\"storefileIndexSizeMB\":0," +
70            "\"readRequestsCount\":1,\"writeRequestsCount\":2,\"rootIndexSizeKB\":1," +
71            "\"totalStaticIndexSizeKB\":1,\"totalStaticBloomSizeKB\":1,\"totalCompactingKVs\":1," +
72            "\"currentCompactedKVs\":1}],\"requests\":0,\"startCode\":1245239331198," +
73            "\"heapSizeMB\":512,\"maxHeapSizeMB\":1024}],\"DeadNodes\":[]}";
74    }
75  
76    @Override
77    protected StorageClusterStatusModel buildTestModel() {
78      StorageClusterStatusModel model = new StorageClusterStatusModel();
79      model.setRegions(2);
80      model.setRequests(0);
81      model.setAverageLoad(1.0);
82      model.addLiveNode("test1", 1245219839331L, 128, 1024)
83        .addRegion(Bytes.toBytes("hbase:root,,0"), 1, 1, 0, 0, 0, 1, 2, 1, 1, 1, 1, 1);
84      model.addLiveNode("test2", 1245239331198L, 512, 1024)
85        .addRegion(Bytes.toBytes(TableName.META_TABLE_NAME+",,1246000043724"),1, 1, 0, 0, 0,
86            1, 2, 1, 1, 1, 1, 1);
87      return model;
88    }
89  
90    @Override
91    protected void checkModel(StorageClusterStatusModel model) {
92      assertEquals(2, model.getRegions());
93      assertEquals(0, model.getRequests());
94      assertEquals(1.0, model.getAverageLoad(), 0.0);
95      Iterator<StorageClusterStatusModel.Node> nodes =
96        model.getLiveNodes().iterator();
97      StorageClusterStatusModel.Node node = nodes.next();
98      assertEquals("test1", node.getName());
99      assertEquals(1245219839331L, node.getStartCode());
100     assertEquals(128, node.getHeapSizeMB());
101     assertEquals(1024, node.getMaxHeapSizeMB());
102     Iterator<StorageClusterStatusModel.Node.Region> regions = 
103       node.getRegions().iterator();
104     StorageClusterStatusModel.Node.Region region = regions.next();
105     assertTrue(Bytes.toString(region.getName()).equals(
106         "hbase:root,,0"));
107     assertEquals(1, region.getStores());
108     assertEquals(1, region.getStorefiles());
109     assertEquals(0, region.getStorefileSizeMB());
110     assertEquals(0, region.getMemstoreSizeMB());
111     assertEquals(0, region.getStorefileIndexSizeMB());
112     assertEquals(1, region.getReadRequestsCount());
113     assertEquals(2, region.getWriteRequestsCount());
114     assertEquals(1, region.getRootIndexSizeKB());
115     assertEquals(1, region.getTotalStaticIndexSizeKB());
116     assertEquals(1, region.getTotalStaticBloomSizeKB());
117     assertEquals(1, region.getTotalCompactingKVs());
118     assertEquals(1, region.getCurrentCompactedKVs());
119     assertFalse(regions.hasNext());
120     node = nodes.next();
121     assertEquals("test2", node.getName());
122     assertEquals(1245239331198L, node.getStartCode());
123     assertEquals(512, node.getHeapSizeMB());
124     assertEquals(1024, node.getMaxHeapSizeMB());
125     regions = node.getRegions().iterator();
126     region = regions.next();
127     assertEquals(Bytes.toString(region.getName()),
128         TableName.META_TABLE_NAME+",,1246000043724");
129     assertEquals(1, region.getStores());
130     assertEquals(1, region.getStorefiles());
131     assertEquals(0, region.getStorefileSizeMB());
132     assertEquals(0, region.getMemstoreSizeMB());
133     assertEquals(0, region.getStorefileIndexSizeMB());
134     assertEquals(1, region.getReadRequestsCount());
135     assertEquals(2, region.getWriteRequestsCount());
136     assertEquals(1, region.getRootIndexSizeKB());
137     assertEquals(1, region.getTotalStaticIndexSizeKB());
138     assertEquals(1, region.getTotalStaticBloomSizeKB());
139     assertEquals(1, region.getTotalCompactingKVs());
140     assertEquals(1, region.getCurrentCompactedKVs());
141     
142     assertFalse(regions.hasNext());
143     assertFalse(nodes.hasNext());
144   }
145 }