| /* |
| * 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.cql3; |
| |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Random; |
| import java.util.Set; |
| |
| import org.junit.Test; |
| |
| public class ManyRowsTest extends CQLTester |
| { |
| /** |
| * Migrated from cql_tests.py:TestCQL.large_count_test() |
| */ |
| @Test |
| public void testLargeCount() throws Throwable |
| { |
| createTable("CREATE TABLE %s (k int, v int, PRIMARY KEY (k))"); |
| |
| // We know we page at 10K, so test counting just before, at 10K, just after and |
| // a bit after that. |
| for (int k = 1; k < 10000; k++) |
| execute("INSERT INTO %s (k) VALUES (?)", k); |
| |
| assertRows(execute("SELECT COUNT(*) FROM %s"), row(9999L)); |
| |
| execute("INSERT INTO %s (k) VALUES (?)", 10000); |
| |
| assertRows(execute("SELECT COUNT(*) FROM %s"), row(10000L)); |
| |
| execute("INSERT INTO %s (k) VALUES (?)", 10001); |
| |
| assertRows(execute("SELECT COUNT(*) FROM %s"), row(10001L)); |
| |
| for (int k = 10002; k < 15001; k++) |
| execute("INSERT INTO %s (k) VALUES (?)", k); |
| |
| assertRows(execute("SELECT COUNT(*) FROM %s"), row(15000L)); |
| } |
| |
| /** |
| * Test for CASSANDRA-8410, |
| * migrated from cql_tests.py:TestCQL.large_clustering_in_test() |
| */ |
| @Test |
| public void testLargeClustering() throws Throwable |
| { |
| createTable("CREATE TABLE %s (k int, c int, v int, PRIMARY KEY (k, c) )"); |
| |
| execute("INSERT INTO %s (k, c, v) VALUES (?, ?, ?)", 0, 0, 0); |
| |
| // try to fetch one existing row and 9999 non-existing rows |
| List<Integer> inValues = new ArrayList(10000); |
| for (int i = 0; i < 10000; i++) |
| inValues.add(i); |
| |
| assertRows(execute("SELECT * FROM %s WHERE k=? AND c IN ?", 0, inValues), |
| row(0, 0, 0)); |
| |
| // insert approximately 1000 random rows between 0 and 10k |
| Random rnd = new Random(); |
| Set<Integer> clusteringValues = new HashSet<>(); |
| for (int i = 0; i < 1000; i++) |
| clusteringValues.add(rnd.nextInt(10000)); |
| |
| clusteringValues.add(0); |
| |
| for (int i : clusteringValues) // TODO - this was done in parallel by dtests |
| execute("INSERT INTO %s (k, c, v) VALUES (?, ?, ?)", 0, i, i); |
| |
| assertRowCount(execute("SELECT * FROM %s WHERE k=? AND c IN ?", 0, inValues), clusteringValues.size()); |
| } |
| } |