/*
* Copyright 2012-2016 the original author or authors.
*
* 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 org.springframework.boot.autoconfigure.couchbase;
import java.util.concurrent.TimeUnit;
import com.couchbase.client.java.Bucket;
import com.couchbase.client.java.Cluster;
import com.couchbase.client.java.CouchbaseCluster;
import com.couchbase.client.java.env.CouchbaseEnvironment;
import com.couchbase.client.java.env.DefaultCouchbaseEnvironment;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.junit.AssumptionViolatedException;
import org.junit.rules.TestRule;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;
import org.springframework.beans.factory.BeanCreationException;
/**
* {@link TestRule} for working with an optional Couchbase server. Expects a default
* {@link Bucket} with no password to be available on localhost.
*
* @author Stephane Nicoll
*/
public class CouchbaseTestServer implements TestRule {
private static final Log logger = LogFactory.getLog(CouchbaseTestServer.class);
private CouchbaseEnvironment environment;
private Cluster cluster;
@Override
public Statement apply(Statement base, Description description) {
try {
this.environment = DefaultCouchbaseEnvironment.create();
this.cluster = CouchbaseCluster.create(this.environment, "localhost");
testConnection(this.cluster);
return new CouchbaseStatement(base, this.environment, this.cluster);
}
catch (Exception ex) {
logger.info("No couchbase server available");
return new SkipStatement();
}
}
private static void testConnection(Cluster cluster) {
Bucket bucket = cluster.openBucket(2, TimeUnit.SECONDS);
bucket.close();
}
/**
* @return the Couchbase environment if any
*/
public CouchbaseEnvironment getCouchbaseEnvironment() {
return this.environment;
}
/**
* @return the cluster if any
*/
public Cluster getCluster() {
return this.cluster;
}
private static class CouchbaseStatement extends Statement {
private final Statement base;
private final CouchbaseEnvironment environment;
private final Cluster cluster;
CouchbaseStatement(Statement base, CouchbaseEnvironment environment,
Cluster cluster) {
this.base = base;
this.environment = environment;
this.cluster = cluster;
}
@Override
public void evaluate() throws Throwable {
try {
this.base.evaluate();
}
catch (BeanCreationException ex) {
if ("couchbaseClient".equals(ex.getBeanName())) {
throw new AssumptionViolatedException(
"Skipping test due to Couchbase error " + ex.getMessage(),
ex);
}
}
finally {
try {
this.cluster.disconnect();
this.environment.shutdownAsync();
}
catch (Exception ex) {
logger.warn("Exception while trying to cleanup couchbase resource",
ex);
}
}
}
}
private static class SkipStatement extends Statement {
@Override
public void evaluate() throws Throwable {
throw new AssumptionViolatedException(
"Skipping test due to Couchbase not being available");
}
}
}