nizhikov commented on code in PR #10314: URL: https://github.com/apache/ignite/pull/10314#discussion_r1071014604
########## modules/core/src/test/java/org/apache/ignite/internal/processors/cache/consistentcut/TransactionTestCase.java: ########## @@ -0,0 +1,167 @@ +/* + * 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.ignite.internal.processors.cache.consistentcut; + +import java.util.ArrayList; +import java.util.Arrays; +import java.util.List; +import java.util.concurrent.ThreadLocalRandom; +import java.util.stream.Collectors; +import org.apache.ignite.cache.affinity.Affinity; +import org.apache.ignite.cluster.ClusterNode; +import org.apache.ignite.internal.IgniteEx; +import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion; +import org.apache.ignite.internal.util.tostring.GridToStringInclude; +import org.apache.ignite.internal.util.typedef.T2; +import org.apache.ignite.internal.util.typedef.internal.S; +import org.apache.ignite.lang.IgniteBiTuple; +import org.jetbrains.annotations.Nullable; + +/** + * Class represents a transaction test case for single or two keys. + */ +public class TransactionTestCase { + /** Keys array described with pairs (primary, backup). */ + @GridToStringInclude + private final T2<Integer, Integer>[] keys; + + /** */ + private TransactionTestCase(T2<Integer, Integer>[] keys) { + this.keys = keys; + } + + /** Test case with single key. */ + private static TransactionTestCase forSignleKey(Integer primary, @Nullable Integer backup) { + return new TransactionTestCase(new T2[] {new T2<>(primary, backup)}); + } + + /** Test case with two keys. */ + private static TransactionTestCase forTwoKeys(TransactionTestCase firstKey, TransactionTestCase secondKey) { + return new TransactionTestCase(new T2[] {firstKey.keys[0], secondKey.keys[0]}); + } + + /** + * Builds test cases for checking Consistency Cut. + * + * @param nodesCnt Count of nodes that participated in a test case. + * @param withBakup If {@code false} then no backups. + * @return List of test cases. + */ + public static List<TransactionTestCase> buildTestCases(int nodesCnt, boolean withBakup) { + List<TransactionTestCase> cases = new ArrayList<>(); + + // One entry. + int backups = withBakup ? nodesCnt : 0; + + for (int primary = 0; primary < nodesCnt; primary++) { + for (int backup = 0; backup <= backups; backup++) { + if (withBakup && (backup == primary || backup == nodesCnt)) + continue; + + cases.add(forSignleKey(primary, withBakup ? backup : null)); + } + } + + // Two entries. + int casesSize = cases.size(); + + for (int p1 = 0; p1 < casesSize; p1++) { + for (int p2 = 0; p2 < casesSize; p2++) + cases.add(forTwoKeys(cases.get(p1), cases.get(p2))); + } + + return cases; + } + + /** */ + public int firstKeyPrimary() { + return keys[0].getKey(); + } + + /** */ + public int firstKeyBackup() { + return keys[0].getValue(); + } + + /** */ + public int[] keys(IgniteEx grid, String cache) { + int[] k = new int[keys.length]; + + for (int i = 0; i < keys.length; i++) + k[i] = key(grid, cache, i); + + return k; + } + + /** + * Provides a key that for an existing partitioning schema match specified primary and backup node. + * + * @param grid Ignite grid. + * @param cache Cache name. + * @param keyNum Number of key in the test case. Review Comment: keyNum -> idx? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
