SOLR-8123: Add HdfsChaosMonkeyNothingIsSafeTest test.

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1707976 13f79535-47bb-0310-9956-ffa450edef68

solr/core/src/test/org/apache/solr/cloud/hdfs/HdfsChaosMonkeyNothingIsSafeTest.java

@@ -0,0 +1,65 @@
+package org.apache.solr.cloud.hdfs;
+
+/*
+ * 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.
+ */
+
+import java.io.IOException;
+
+import com.carrotsearch.randomizedtesting.annotations.Nightly;
+import com.carrotsearch.randomizedtesting.annotations.ThreadLeakFilters;
+import org.apache.hadoop.hdfs.MiniDFSCluster;
+import org.apache.lucene.util.LuceneTestCase.Slow;
+import org.apache.solr.cloud.ChaosMonkeyNothingIsSafeTest;
+import org.apache.solr.util.BadHdfsThreadsFilter;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+
+@Slow
+@Nightly
+@ThreadLeakFilters(defaultFilters = true, filters = {
+    BadHdfsThreadsFilter.class // hdfs currently leaks thread(s)
+})
+public class HdfsChaosMonkeyNothingIsSafeTest extends ChaosMonkeyNothingIsSafeTest {
+  private static MiniDFSCluster dfsCluster;
+  
+  @BeforeClass
+  public static void setupClass() throws Exception {
+    dfsCluster = HdfsTestUtil.setupClass(createTempDir().toFile().getAbsolutePath());
+  }
+  
+  @AfterClass
+  public static void teardownClass() throws Exception {
+    HdfsTestUtil.teardownClass(dfsCluster);
+    dfsCluster = null;
+  }
+  
+  @Override
+  public void distribSetUp() throws Exception {
+    super.distribSetUp();
+    
+    // super class may hard code directory
+    useFactory("org.apache.solr.core.HdfsDirectoryFactory");
+  }
+
+  
+  @Override
+  protected String getDataDir(String dataDir) throws IOException {
+    return HdfsTestUtil.getDataDir(dfsCluster, dataDir);
+  }
+
+
+}