| /* |
| * 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 org.junit.Test; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.apache.cassandra.distributed.Cluster; |
| import org.apache.cassandra.distributed.api.ConsistencyLevel; |
| import org.apache.cassandra.exceptions.InvalidRequestException; |
| import org.apache.cassandra.utils.AssertionUtils; |
| import org.assertj.core.api.Assertions; |
| |
| import static org.apache.cassandra.distributed.shared.AssertUtils.assertRows; |
| import static org.apache.cassandra.distributed.shared.AssertUtils.row; |
| |
| public class CASAddTest extends TestBaseImpl |
| { |
| private static final Logger logger = LoggerFactory.getLogger(CASAddTest.class); |
| |
| /** |
| * The {@code cas_contention_timeout} used during the tests |
| */ |
| private static final long CONTENTION_TIMEOUT = 1000L; |
| |
| /** |
| * The {@code write_request_timeout} used during the tests |
| */ |
| private static final long REQUEST_TIMEOUT = 1000L; |
| |
| @Test |
| public void testAddition() throws Throwable |
| { |
| try (Cluster cluster = init(Cluster.create(3))) |
| { |
| cluster.schemaChange("CREATE TABLE " + KEYSPACE + ".tbl (pk int PRIMARY KEY, v int)"); |
| |
| cluster.coordinator(1).execute("INSERT INTO " + KEYSPACE + ".tbl (pk, v) VALUES (1, 1) IF NOT EXISTS", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, 1)); |
| |
| cluster.coordinator(1).execute("UPDATE " + KEYSPACE + ".tbl SET v = v + 1 WHERE pk = 1 IF v = 2", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, 1)); |
| |
| cluster.coordinator(1).execute("UPDATE " + KEYSPACE + ".tbl SET v = v + 1 WHERE pk = 1 IF v = 1", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, 2)); |
| } |
| } |
| |
| @Test |
| public void testAdditionNotExists() throws Throwable |
| { |
| try (Cluster cluster = init(Cluster.create(3))) |
| { |
| cluster.schemaChange("CREATE TABLE " + KEYSPACE + ".tbl (pk int PRIMARY KEY, a int, b text)"); |
| |
| // in this context partition/row not existing looks like column not existing, so to simplify the LWT required |
| // condition, add a row with null columns so can rely on IF EXISTS |
| cluster.coordinator(1).execute("INSERT INTO " + KEYSPACE + ".tbl (pk) VALUES (1)", ConsistencyLevel.QUORUM); |
| |
| // n = n + value where n = null |
| cluster.coordinator(1).execute("UPDATE " + KEYSPACE + ".tbl SET a = a + 1, b = b + 'fail' WHERE pk = 1 IF EXISTS", ConsistencyLevel.QUORUM); |
| // the SET should all no-op due to null... so should no-op |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, null, null)); |
| |
| // this section is testing current limitations... if they start to fail due to the limitations going away... update this test to include those cases |
| Assertions.assertThatThrownBy(() -> cluster.coordinator(1).execute(batch( |
| "INSERT INTO " + KEYSPACE + ".tbl (pk, a, b) VALUES (1, 0, '') IF NOT EXISTS", |
| "UPDATE " + KEYSPACE + ".tbl SET a = a + 1, b = b + 'success' WHERE pk = 1 IF EXISTS" |
| ), ConsistencyLevel.QUORUM)) |
| .is(AssertionUtils.is(InvalidRequestException.class)) |
| .hasMessage("Cannot mix IF EXISTS and IF NOT EXISTS conditions for the same row"); |
| Assertions.assertThatThrownBy(() -> cluster.coordinator(1).execute(batch( |
| "INSERT INTO " + KEYSPACE + ".tbl (pk, a, b) VALUES (1, 0, '') IF NOT EXISTS", |
| |
| "UPDATE " + KEYSPACE + ".tbl SET a = a + 1, b = b + 'success' WHERE pk = 1" |
| ), ConsistencyLevel.QUORUM)) |
| .is(AssertionUtils.is(InvalidRequestException.class)) |
| .hasMessage("Invalid operation (a = a + 1) for non counter column a"); |
| |
| // since CAS doesn't allow the above cases, manually add the data to unblock... |
| cluster.coordinator(1).execute("INSERT INTO " + KEYSPACE + ".tbl (pk, a, b) VALUES (1, 0, '')", ConsistencyLevel.QUORUM); |
| |
| // have cas add defaults when missing |
| cluster.coordinator(1).execute("UPDATE " + KEYSPACE + ".tbl SET a = a + 1, b = b + 'success' WHERE pk = 1 IF EXISTS", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, 1, "success")); |
| } |
| } |
| |
| @Test |
| public void testConcat() throws Throwable |
| { |
| try (Cluster cluster = init(Cluster.create(3))) |
| { |
| cluster.schemaChange("CREATE TABLE " + KEYSPACE + ".tbl (pk int PRIMARY KEY, v text)"); |
| |
| cluster.coordinator(1).execute("INSERT INTO " + KEYSPACE + ".tbl (pk, v) VALUES (1, 'foo') IF NOT EXISTS", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, "foo")); |
| |
| cluster.coordinator(1).execute("UPDATE " + KEYSPACE + ".tbl SET v = v + 'bar' WHERE pk = 1 IF v = 'foobar'", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, "foo")); |
| |
| cluster.coordinator(1).execute("UPDATE " + KEYSPACE + ".tbl SET v = v + 'bar' WHERE pk = 1 IF v = 'foo'", ConsistencyLevel.QUORUM); |
| assertRows(cluster.coordinator(1).execute("SELECT * FROM " + KEYSPACE + ".tbl WHERE pk = 1", ConsistencyLevel.SERIAL), row(1, "foobar")); |
| } |
| } |
| |
| } |