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CassandraContainerTest.java
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CassandraContainerTest.java
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package org.testcontainers.containers;
import com.datastax.driver.core.Cluster;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
import com.datastax.driver.core.Session;
import com.datastax.oss.driver.api.core.CqlSession;
import lombok.extern.slf4j.Slf4j;
import org.junit.Test;
import org.testcontainers.containers.wait.CassandraQueryWaitStrategy;
import org.testcontainers.utility.DockerImageName;
import static org.hamcrest.CoreMatchers.containsString;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* @author Eugeny Karpov
*/
@Slf4j
public class CassandraContainerTest {
private static final DockerImageName CASSANDRA_IMAGE = DockerImageName.parse("cassandra:3.11.2");
private static final String TEST_CLUSTER_NAME_IN_CONF = "Test Cluster Integration Test";
private static final String BASIC_QUERY = "SELECT release_version FROM system.local";
@Test
public void testSimple() {
try (CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CASSANDRA_IMAGE)) {
cassandraContainer.start();
ResultSet resultSet = performQuery(cassandraContainer, BASIC_QUERY);
assertTrue("Query was not applied", resultSet.wasApplied());
assertNotNull("Result set has no release_version", resultSet.one().getString(0));
}
}
@Test
public void testSpecificVersion() {
String cassandraVersion = "3.0.15";
try (CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CASSANDRA_IMAGE.withTag(cassandraVersion))) {
cassandraContainer.start();
ResultSet resultSet = performQuery(cassandraContainer, BASIC_QUERY);
assertTrue("Query was not applied", resultSet.wasApplied());
assertEquals("Cassandra has wrong version", cassandraVersion, resultSet.one().getString(0));
}
}
@Test
public void testConfigurationOverride() {
try (
CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CASSANDRA_IMAGE)
.withConfigurationOverride("cassandra-test-configuration-example")
) {
cassandraContainer.start();
ResultSet resultSet = performQuery(cassandraContainer, "SELECT cluster_name FROM system.local");
assertTrue("Query was not applied", resultSet.wasApplied());
assertEquals("Cassandra configuration is not overridden", TEST_CLUSTER_NAME_IN_CONF, resultSet.one().getString(0));
}
}
@Test(expected = ContainerLaunchException.class)
public void testEmptyConfigurationOverride() {
try (
CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CASSANDRA_IMAGE)
.withConfigurationOverride("cassandra-empty-configuration")
) {
cassandraContainer.start();
}
}
@Test
public void testInitScript() {
try (
CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CASSANDRA_IMAGE)
.withInitScript("initial.cql")
) {
cassandraContainer.start();
testInitScript(cassandraContainer);
}
}
@Test
public void testInitScriptWithLegacyCassandra() {
try (
CassandraContainer<?> cassandraContainer = new CassandraContainer<>(DockerImageName.parse("cassandra:2.2.11"))
.withInitScript("initial.cql")
) {
cassandraContainer.start();
testInitScript(cassandraContainer);
}
}
@SuppressWarnings("deprecation") // Using deprecated constructor for verification of backwards compatibility
@Test
public void testCassandraQueryWaitStrategy() {
try (
CassandraContainer<?> cassandraContainer = new CassandraContainer<>()
.waitingFor(new CassandraQueryWaitStrategy())
) {
cassandraContainer.start();
ResultSet resultSet = performQuery(cassandraContainer, BASIC_QUERY);
assertTrue("Query was not applied", resultSet.wasApplied());
}
}
@SuppressWarnings("deprecation") // Using deprecated constructor for verification of backwards compatibility
@Test
public void testCassandraGetCluster() {
try (CassandraContainer<?> cassandraContainer = new CassandraContainer<>()) {
cassandraContainer.start();
ResultSet resultSet = performQuery(cassandraContainer.getCluster(), BASIC_QUERY);
assertTrue("Query was not applied", resultSet.wasApplied());
assertNotNull("Result set has no release_version", resultSet.one().getString(0));
}
}
@Test
public void testCassandraGetContactPoint() {
try (CassandraContainer<?> cassandraContainer = new CassandraContainer<>(CASSANDRA_IMAGE)) {
cassandraContainer.start();
CqlSession session = CqlSession.builder()
.addContactPoint(cassandraContainer.getContactPoint())
.withLocalDatacenter(cassandraContainer.getLocalDatacenter())
.build();
com.datastax.oss.driver.api.core.cql.ResultSet resultSet = performQuery(session, BASIC_QUERY);
assertTrue("Query was not applied", resultSet.wasApplied());
assertNotNull("Result set has no release_version", resultSet.one().getString(0));
}
}
private void testInitScript(CassandraContainer<?> cassandraContainer) {
ResultSet resultSet = performQuery(cassandraContainer, "SELECT * FROM keySpaceTest.catalog_category");
assertTrue("Query was not applied", resultSet.wasApplied());
Row row = resultSet.one();
assertEquals("Inserted row is not in expected state", 1, row.getLong(0));
assertEquals("Inserted row is not in expected state", "test_category", row.getString(1));
}
private ResultSet performQuery(CassandraContainer<?> cassandraContainer, String cql) {
Cluster explicitCluster = Cluster.builder()
.addContactPoint(cassandraContainer.getHost())
.withPort(cassandraContainer.getMappedPort(CassandraContainer.CQL_PORT))
.build();
return performQuery(explicitCluster, cql);
}
private ResultSet performQuery(Cluster cluster, String cql) {
try (Cluster closeableCluster = cluster) {
Session session = closeableCluster.newSession();
return session.execute(cql);
}
}
private com.datastax.oss.driver.api.core.cql.ResultSet performQuery(CqlSession session, String cql) {
try (CqlSession closeableSession = session) {
return closeableSession.execute(cql);
}
}
}