SLING-5195 : test added that simulates slow repository synching
git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1711270 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/test/java/org/apache/sling/discovery/impl/cluster/RepositoryDelaysTest.java b/src/test/java/org/apache/sling/discovery/impl/cluster/RepositoryDelaysTest.java
new file mode 100644
index 0000000..e97690c
--- /dev/null
+++ b/src/test/java/org/apache/sling/discovery/impl/cluster/RepositoryDelaysTest.java
@@ -0,0 +1,140 @@
+/*
+ * 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.sling.discovery.impl.cluster;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import org.apache.log4j.Level;
+import org.apache.log4j.LogManager;
+import org.apache.sling.discovery.TopologyView;
+import org.apache.sling.discovery.TopologyEvent.Type;
+import org.apache.sling.discovery.base.its.setup.VirtualInstance;
+import org.apache.sling.discovery.base.its.setup.VirtualInstanceBuilder;
+import org.apache.sling.discovery.base.its.setup.mock.AssertingTopologyEventListener;
+import org.apache.sling.discovery.impl.setup.FullJR2VirtualInstance;
+import org.apache.sling.discovery.impl.setup.FullJR2VirtualInstanceBuilder;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class RepositoryDelaysTest {
+
+ private final Logger logger = LoggerFactory.getLogger(this.getClass());
+
+ private Level logLevel;
+
+ private FullJR2VirtualInstance instance1;
+
+ private FullJR2VirtualInstance instance2;
+
+ protected FullJR2VirtualInstanceBuilder newBuilder() {
+ return new FullJR2VirtualInstanceBuilder();
+ }
+
+ @Before
+ public void setUp() throws Exception {
+ final org.apache.log4j.Logger discoveryLogger = LogManager.getRootLogger().getLogger("org.apache.sling.discovery");
+ logLevel = discoveryLogger.getLevel();
+ discoveryLogger.setLevel(Level.TRACE);
+ }
+
+ @After
+ public void teartDown() throws Throwable {
+ final org.apache.log4j.Logger discoveryLogger = LogManager.getRootLogger().getLogger("org.apache.sling.discovery");
+ discoveryLogger.setLevel(logLevel);
+ if (instance1!=null) {
+ instance1.stopViewChecker();
+ instance1.stop();
+ instance1 = null;
+ }
+ if (instance2!=null) {
+ instance2.stopViewChecker();
+ instance2.stop();
+ instance2 = null;
+ }
+ }
+
+ /**
+ * SLING-5195 : simulate slow session.saves that block
+ * the calling thread for non-trivial amounts of time,
+ * typically for longer than the configured heartbeat
+ * timeout
+ */
+ @Test
+ public void testSlowSessionSaves() throws Exception {
+ VirtualInstanceBuilder builder1 = newBuilder();
+ VirtualInstance instance1 = builder1
+ .setDebugName("firstInstance")
+ .newRepository("/var/discovery/impl/", true)
+ .setMinEventDelay(0)
+ .setConnectorPingInterval(1)
+ .setConnectorPingTimeout(3)
+ .build();
+ VirtualInstanceBuilder builder2 = newBuilder();
+ VirtualInstance instance2 = builder2
+ .setDebugName("secondInstance")
+ .useRepositoryOf(instance1)
+ .setMinEventDelay(0)
+ .setConnectorPingInterval(1)
+ .setConnectorPingTimeout(3)
+ .build();
+
+ instance1.setDelay("pre.commit", 12000);
+ instance1.startViewChecker(1);
+ instance2.startViewChecker(1);
+ Thread.sleep(5000);
+ // after 3 sec - without the 7sec pre-commit delay
+ // the view would normally be established - but this time
+ // round instance1 should still be pre-init and instance2
+ // should be init but alone
+ TopologyView t1 = instance1.getDiscoveryService().getTopology();
+ assertFalse(t1.isCurrent());
+
+ TopologyView t2 = instance2.getDiscoveryService().getTopology();
+ assertTrue(t2.isCurrent());
+ assertEquals(1, t2.getInstances().size());
+
+ instance1.setDelay("pre.commit", -1);
+ Thread.sleep(3000);
+
+ TopologyView t1b = instance1.getDiscoveryService().getTopology();
+ assertTrue(t1b.isCurrent());
+ assertEquals(2, t1b.getInstances().size());
+
+ TopologyView t2b = instance2.getDiscoveryService().getTopology();
+ assertTrue(t2b.isCurrent());
+ assertEquals(2, t2b.getInstances().size());
+
+ instance1.setDelay("pre.commit", 59876);
+ instance2.setDelay("pre.commit", 60000);
+ logger.info("<main> both instances marked as delaying 1min - but with new background checks we should go changing within 3sec");
+ Thread.sleep(8000);
+
+ TopologyView t1c = instance1.getDiscoveryService().getTopology();
+ assertFalse(t1c.isCurrent());
+
+ TopologyView t2c = instance2.getDiscoveryService().getTopology();
+ assertFalse(t2c.isCurrent());
+ }
+
+}