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19 package org.apache.hadoop.hbase.regionserver;
20
21 import java.io.IOException;
22 import java.io.StringWriter;
23 import java.util.List;
24
25 import org.apache.hadoop.hbase.HBaseConfiguration;
26 import org.apache.hadoop.hbase.HRegionInfo;
27 import org.apache.hadoop.hbase.HTableDescriptor;
28 import org.apache.hadoop.hbase.ServerName;
29 import org.apache.hadoop.hbase.testclassification.SmallTests;
30 import org.apache.hadoop.hbase.TableName;
31 import org.apache.hadoop.hbase.protobuf.ResponseConverter;
32 import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetOnlineRegionRequest;
33 import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetServerInfoRequest;
34 import org.apache.hadoop.hbase.protobuf.generated.AdminProtos.GetServerInfoResponse;
35 import org.apache.hadoop.hbase.tmpl.regionserver.RSStatusTmpl;
36 import org.apache.hadoop.hbase.util.Bytes;
37 import org.apache.hadoop.hbase.zookeeper.MasterAddressTracker;
38 import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;
39 import org.junit.Before;
40 import org.junit.Test;
41 import org.junit.experimental.categories.Category;
42 import org.mockito.Mockito;
43
44 import com.google.common.collect.Lists;
45 import com.google.protobuf.RpcController;
46 import com.google.protobuf.ServiceException;
47 import org.apache.commons.logging.Log;
48 import org.apache.commons.logging.LogFactory;
49 import org.apache.hadoop.hbase.HConstants;
50 import org.apache.hadoop.hbase.io.hfile.CacheConfig;
51
52
53
54
55 @Category(SmallTests.class)
56 public class TestRSStatusServlet {
57 private static final Log LOG = LogFactory.getLog(TestRSStatusServlet.class);
58 private HRegionServer rs;
59 private RSRpcServices rpcServices;
60
61 static final int FAKE_IPC_PORT = 1585;
62 static final int FAKE_WEB_PORT = 1586;
63
64 private final ServerName fakeServerName =
65 ServerName.valueOf("localhost", FAKE_IPC_PORT, 11111);
66 private final GetServerInfoResponse fakeResponse =
67 ResponseConverter.buildGetServerInfoResponse(fakeServerName, FAKE_WEB_PORT);
68
69 private final ServerName fakeMasterAddress =
70 ServerName.valueOf("localhost", 60010, 1212121212);
71
72 @Before
73 public void setupBasicMocks() throws IOException, ServiceException {
74 rs = Mockito.mock(HRegionServer.class);
75 rpcServices = Mockito.mock(RSRpcServices.class);
76 Mockito.doReturn(HBaseConfiguration.create())
77 .when(rs).getConfiguration();
78 Mockito.doReturn(rpcServices).when(rs).getRSRpcServices();
79 Mockito.doReturn(fakeResponse).when(rpcServices).getServerInfo(
80 (RpcController)Mockito.any(), (GetServerInfoRequest)Mockito.any());
81
82 ZooKeeperWatcher zkw = Mockito.mock(ZooKeeperWatcher.class);
83 Mockito.doReturn("fakequorum").when(zkw).getQuorum();
84 Mockito.doReturn(zkw).when(rs).getZooKeeper();
85
86
87 LOG.warn("The " + HConstants.HFILE_BLOCK_CACHE_SIZE_KEY + " is set to 0");
88 CacheConfig cacheConf = Mockito.mock(CacheConfig.class);
89 Mockito.doReturn(null).when(cacheConf).getBlockCache();
90 Mockito.doReturn(cacheConf).when(rs).getCacheConfig();
91
92
93 MasterAddressTracker mat = Mockito.mock(MasterAddressTracker.class);
94 Mockito.doReturn(fakeMasterAddress).when(mat).getMasterAddress();
95 Mockito.doReturn(mat).when(rs).getMasterAddressTracker();
96
97 MetricsRegionServer rms = Mockito.mock(MetricsRegionServer.class);
98 Mockito.doReturn(new MetricsRegionServerWrapperStub()).when(rms).getRegionServerWrapper();
99 Mockito.doReturn(rms).when(rs).getRegionServerMetrics();
100 }
101
102 @Test
103 public void testBasic() throws IOException, ServiceException {
104 new RSStatusTmpl().render(new StringWriter(), rs);
105 }
106
107 @Test
108 public void testWithRegions() throws IOException, ServiceException {
109 HTableDescriptor htd = new HTableDescriptor(TableName.valueOf("mytable"));
110 List<HRegionInfo> regions = Lists.newArrayList(
111 new HRegionInfo(htd.getTableName(), Bytes.toBytes("a"), Bytes.toBytes("d")),
112 new HRegionInfo(htd.getTableName(), Bytes.toBytes("d"), Bytes.toBytes("z"))
113 );
114 Mockito.doReturn(ResponseConverter.buildGetOnlineRegionResponse(
115 regions)).when(rpcServices).getOnlineRegion((RpcController)Mockito.any(),
116 (GetOnlineRegionRequest)Mockito.any());
117
118 new RSStatusTmpl().render(new StringWriter(), rs);
119 }
120
121
122
123 }
124