| /* |
| * 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.util.Random; |
| import java.util.concurrent.ThreadLocalRandom; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.cassandra.distributed.api.ConsistencyLevel; |
| import org.apache.cassandra.distributed.api.ICluster; |
| |
| // TODO: this test should be removed after running in-jvm dtests is set up via the shared API repository |
| public class LargeColumnTest extends TestBaseImpl |
| { |
| private static final Logger logger = LoggerFactory.getLogger(LargeColumnTest.class); |
| |
| private static String str(int length, Random random, long seed) |
| { |
| random.setSeed(seed); |
| char[] chars = new char[length]; |
| int i = 0; |
| int s = 0; |
| long v = 0; |
| while (i < length) |
| { |
| if (s == 0) |
| { |
| v = random.nextLong(); |
| s = 8; |
| } |
| chars[i] = (char) (((v & 127) + 32) & 127); |
| v >>= 8; |
| --s; |
| ++i; |
| } |
| return new String(chars); |
| } |
| |
| private void testLargeColumns(int nodes, int columnSize, int rowCount) throws Throwable |
| { |
| Random random = new Random(); |
| long seed = ThreadLocalRandom.current().nextLong(); |
| logger.info("Using seed {}", seed); |
| |
| try (ICluster cluster = init(builder() |
| .withNodes(nodes) |
| .withConfig(config -> |
| config.set("commitlog_segment_size", String.format("%dMiB",(columnSize * 3) >> 20)) |
| .set("internode_application_send_queue_reserve_endpoint_capacity", String.format("%dB", (columnSize * 2))) |
| .set("internode_application_send_queue_reserve_global_capacity", String.format("%dB", (columnSize * 3))) |
| .set("write_request_timeout", "30s") |
| .set("read_request_timeout", "30s") |
| .set("memtable_heap_space", "1024MiB") |
| ) |
| .start())) |
| { |
| cluster.schemaChange(String.format("CREATE TABLE %s.cf (k int, c text, PRIMARY KEY (k))", KEYSPACE)); |
| |
| for (int i = 0; i < rowCount; ++i) |
| cluster.coordinator(1).execute(String.format("INSERT INTO %s.cf (k, c) VALUES (?, ?);", KEYSPACE), ConsistencyLevel.ALL, i, str(columnSize, random, seed | i)); |
| |
| for (int i = 0; i < rowCount; ++i) |
| { |
| Object[][] results = cluster.coordinator(1).execute(String.format("SELECT k, c FROM %s.cf WHERE k = ?;", KEYSPACE), ConsistencyLevel.ALL, i); |
| Assert.assertTrue(str(columnSize, random, seed | i).equals(results[0][1])); |
| } |
| } |
| } |
| |
| @Test |
| public void test() throws Throwable |
| { |
| testLargeColumns(2, 16 << 20, 5); |
| } |
| } |