[GitHub] [cassandra] aratno commented on a change in pull request #1382: CASSANDRA-16262: Intoduce Harry to the tree

[GitBox <gi...@apache.org>]

aratno commented on a change in pull request #1382:
URL: https://github.com/apache/cassandra/pull/1382#discussion_r801045491



##########
File path: test/distributed/org/apache/cassandra/distributed/fuzz/test/SSTableGeneratorTest.java
##########
@@ -0,0 +1,134 @@
+/*
+ * 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.fuzz.test;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.Set;
+import java.util.concurrent.CompletableFuture;
+
+import com.google.common.collect.Iterators;
+import org.junit.Test;
+
+import harry.core.Configuration;
+import harry.core.Run;
+import harry.ddl.ColumnSpec;
+import harry.ddl.SchemaSpec;
+import harry.model.Model;
+import harry.model.QuiescentChecker;
+import harry.model.clock.OffsetClock;
+import harry.model.sut.SystemUnderTest;
+import harry.operations.Query;
+import harry.visitors.GeneratingVisitor;
+import harry.visitors.LtsVisitor;
+import org.apache.cassandra.cql3.CQLTester;
+import org.apache.cassandra.distributed.fuzz.HarryRunner;
+import org.apache.cassandra.distributed.fuzz.SSTableLoadingVisitor;
+import org.apache.cassandra.distributed.impl.RowUtil;
+
+public class SSTableGeneratorTest extends CQLTester
+{
+    private static Configuration configuration;
+
+    static
+    {
+        try
+        {
+            HarryRunner.init();
+            configuration = HarryRunner.configuration("test/conf/harry-generic.yaml")
+                                       .unbuild()
+                                       .setClock(() -> new OffsetClock(10000L))
+                                       .build();
+        }
+        catch (Exception e)
+        {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private static SchemaSpec schemaSpec = new SchemaSpec(KEYSPACE, "tbl1",
+                                                          Arrays.asList(ColumnSpec.pk("pk1", ColumnSpec.asciiType),
+                                                                        ColumnSpec.pk("pk2", ColumnSpec.int64Type)),
+                                                          Arrays.asList(ColumnSpec.ck("ck1", ColumnSpec.asciiType, false),
+                                                                        ColumnSpec.ck("ck2", ColumnSpec.int64Type, false)),
+                                                          Arrays.asList(ColumnSpec.regularColumn("v1", ColumnSpec.int32Type),
+                                                                        ColumnSpec.regularColumn("v2", ColumnSpec.int64Type),
+                                                                        ColumnSpec.regularColumn("v3", ColumnSpec.int32Type),
+                                                                        ColumnSpec.regularColumn("v4", ColumnSpec.asciiType)),
+                                                          Arrays.asList(ColumnSpec.staticColumn("s1", ColumnSpec.asciiType),
+                                                                        ColumnSpec.staticColumn("s2", ColumnSpec.int64Type)));
+
+    @Test
+    public void testSSTableGenerator()
+    {
+        createTable(schemaSpec.compile().cql());
+        Run run = configuration.unbuild()
+                               .setSeed(1)
+                               .setSchemaProvider(new HarryRunner.FixedSchemaProviderConfiguration(schemaSpec))
+                               .setSUT(CqlTesterSUT::new)
+                               .build()
+                               .createRun();
+
+
+        SSTableLoadingVisitor sstableVisitor = new SSTableLoadingVisitor(run, 1000);
+        LtsVisitor visitor = new GeneratingVisitor(run, sstableVisitor);
+        Set<Long> pds = new HashSet<>();
+        run.tracker.onLtsStarted((lts) -> {
+            pds.add(run.pdSelector.pd(lts, run.schemaSpec));
+        });
+        for (int i = 0; i < 1000; i++)
+            visitor.visit();
+
+        sstableVisitor.forceFlush(0);
+
+        Model checker = new QuiescentChecker(run);
+        for (Long pd : pds)
+            checker.validate(Query.selectPartition(run.schemaSpec, pd, false));

Review comment:
       Yep -- where do you want Harry tickets? In the C* JIRA?




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