/*
* Copyright (C) 2012-2015 DataStax Inc.
*
* Licensed 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 com.datastax.driver.core.exceptions;
import com.datastax.driver.core.*;
import com.datastax.driver.core.utils.CassandraVersion;
import org.testng.annotations.Test;
import static com.datastax.driver.core.TestUtils.CREATE_KEYSPACE_SIMPLE_FORMAT;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.fail;
@CCMConfig(config = "tombstone_failure_threshold:1000",
numberOfNodes = 2,
jvmArgs = "-Dcassandra.test.fail_writes_ks=ks_write_fail")
@CassandraVersion("2.2.0")
public class ReadWriteFailureExceptionTest extends CCMTestsSupport {
/**
* Validates that ReadFailureException occurs, and that in the case of protocol v5 the reason map
* is surfaced appropriately on the exception.
*
* @jira_ticket JAVA-1424
* @test_category error_codes
*/
@Test(groups = "long")
public void should_readFailure_on_tombstone_overwelmed() throws Throwable {
//Create a table and insert 2000 tombstones
session().execute("CREATE KEYSPACE ks_read_fail WITH replication = {'class': 'SimpleStrategy', 'replication_factor': 1}");
session().execute("CREATE TABLE ks_read_fail.foo(pk int, cc int, v int, primary key (pk, cc))");
PreparedStatement prepared = session().prepare("INSERT INTO ks_read_fail.foo (pk, cc, v) VALUES (1, ?, null)");
for (int v = 0; v < 2000; v++) {
BoundStatement bound = prepared.bind(v);
session().execute(bound);
}
// Attempt a query, since our tombstone failure threshold is set to 1000 this should error
try {
ResultSet result = session().execute("SELECT * FROM ks_read_fail.foo WHERE pk = 1");
fail("A ReadFailureException should have been thrown here");
} catch (ReadFailureException e) {
if (cluster().getConfiguration().getProtocolOptions().getProtocolVersion().compareTo(ProtocolVersion.V5) >= 0) {
assertThat(e.getFailuresMap())
.hasSize(1)
.containsValue(1);
} else {
assertThat(e.getFailuresMap()).isEmpty();
}
}
}
/**
* Validates that a WriteFailureException occurs. In the case of protocol > v5 the reason map
* is surfaced appropriately on the exception.
*
* @jira_ticket JAVA-1424
* @test_category error_codes
*/
@Test(groups = "long")
public void should_writeFailure_on_error() throws Throwable {
// Creates the failure keyspace and a table.
session().execute(String.format(CREATE_KEYSPACE_SIMPLE_FORMAT, "ks_write_fail", 1));
session().execute("CREATE TABLE ks_write_fail.foo(pk int, cc int, v int, primary key (pk, cc))");
try {
// This should fail because we have a the jvm arg cassandra.test.fail_writes_ks=ks_write_fail set.
session().execute("INSERT INTO ks_write_fail.foo (pk, cc, v) VALUES (1, 1, null)");
fail("A WriteFailureException should have been thrown here");
} catch (WriteFailureException e) {
if (cluster().getConfiguration().getProtocolOptions().getProtocolVersion().compareTo(ProtocolVersion.V5) >= 0) {
assertThat(e.getFailuresMap())
.hasSize(1)
.containsValue(0);
} else {
assertThat(e.getFailuresMap()).isEmpty();
}
}
}
}