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Subject [GitHub] [cassandra] dcapwell commented on a change in pull request #435: repair token boundary in-jvm tests for CASSANDRA-15542
Date Wed, 05 Feb 2020 02:04:02 GMT
dcapwell commented on a change in pull request #435: repair token boundary in-jvm tests for
CASSANDRA-15542
URL: https://github.com/apache/cassandra/pull/435#discussion_r374999786
 
 

 ##########
 File path: test/distributed/org/apache/cassandra/distributed/test/RepairBoundaryTest.java
 ##########
 @@ -0,0 +1,197 @@
+/*
+ * 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.cassandra.distributed.test;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.util.HashMap;
+import java.util.Map;
+
+import com.google.common.collect.ImmutableList;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import org.apache.cassandra.db.ConsistencyLevel;
+import org.apache.cassandra.distributed.Cluster;
+import org.apache.cassandra.distributed.impl.IInvokableInstance;
+import org.apache.cassandra.service.StorageService;
+import org.apache.cassandra.utils.concurrent.SimpleCondition;
+import org.apache.cassandra.utils.progress.ProgressEventType;
+
+import static java.util.concurrent.TimeUnit.MINUTES;
+import static org.apache.cassandra.dht.Murmur3Partitioner.*;
+import static org.apache.cassandra.dht.Murmur3Partitioner.LongToken.keyForToken;
+import static org.apache.cassandra.distributed.api.Feature.GOSSIP;
+import static org.apache.cassandra.distributed.api.Feature.NETWORK;
+
+public class RepairBoundaryTest extends DistributedTestBase
+{
+    private static Cluster cluster;
+
+    private static final String INSERT = withKeyspace("INSERT INTO %s.test (k, c1, c2) VALUES"
+
+                                                      "(?, 'C1', ?);");
+
+    private static final String DELETE = withKeyspace("DELETE FROM %s.test WHERE k = ?;");
+    private static final String ALL = withKeyspace("SELECT c2 FROM %s.test;");
+
+    private final Map<Integer, ByteBuffer> keys = new HashMap<>();
+
+    private Object[][] c2Row(int... keys)
+    {
+        Object[][] ret = new Object[keys.length][];
+        for (int i = 0; i < keys.length; i++)
+        {
+            ret[i] = new Object[]{ String.valueOf(keys[i]) };
+        }
+        return ret;
+    }
+
+    void delete(IInvokableInstance instance, int... toDelete)
+    {
+        for (int key : toDelete)
+        {
+            instance.executeInternal(DELETE, keys.get(key));
+        }
+    }
+
+    void verify()
+    {
+        assertRows(c2Row(999, 1000, 2001, 2999, 3000, 3001), cluster.get(1).executeInternal(ALL));
+        assertRows(c2Row(999, 1000, 1001, 1999, 2000, 3001), cluster.get(2).executeInternal(ALL));
+        assertRows(c2Row(1001, 1999, 2000, 2001, 2999, 3000), cluster.get(3).executeInternal(ALL));
+    }
+
+    /**
+     * Insert on every token boundary and + or - to first replica.
+     */
+    void populate()
+    {
+        try
+        {
+            cluster.schemaChange(withKeyspace("DROP TABLE IF EXISTS %s.test;"));
+            cluster.schemaChange(withKeyspace("CREATE TABLE %s.test (k blob, c1 text, c2
text," +
+                                              "PRIMARY KEY (k))"));
+
+            for (int i = 1000; i <= 3000; i += 1000)
+            {
+                keys.put(i, keyForToken(new LongToken(i)));
+                keys.put(i - 1, keyForToken(new LongToken(i - 1)));
+                keys.put(i + 1, keyForToken(new LongToken(i + 1)));
+
+                cluster.coordinator(1).execute(INSERT, ConsistencyLevel.ALL, keys.get(i),
String.valueOf(i));
+                cluster.coordinator(1).execute(INSERT, ConsistencyLevel.ALL, keys.get(i -
1), String.valueOf(i - 1));
+                cluster.coordinator(1).execute(INSERT, ConsistencyLevel.ALL, keys.get(i +
1), String.valueOf(i + 1));
+            }
+        }
+        catch (Throwable t)
+        {
+            cluster.close();
+            throw t;
+        }
+    }
+
+    @Test
+    public void primaryRangeRepair()
+    {
+        populate();
+        verify();
+
+        delete(cluster.get(1), 999, 1000, 3001);
+        delete(cluster.get(2), 1999, 2000, 1001);
+        delete(cluster.get(3), 2999, 3000, 2001);
+
+        cluster.forEach(i -> {
 
 Review comment:
   there is now a `org.apache.cassandra.distributed.api.IInstance#nodetool` command which
will call `nodetool`; can we use that instead?  Makes the test more portable and shorter.

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