From 21f1073ea4affab4a32af2f55abbf934f5e8cc89 Mon Sep 17 00:00:00 2001
From: Rob Austin <rob.austin@boundedbuffer.co.uk>
Date: Tue, 23 Dec 2014 10:43:03 +0000
Subject: [PATCH] HCOLL-197 added a test to check support for oversized entries

---
 .../map/TestOversizedReplicationHub.java      | 119 ++++++++++++++++++
 1 file changed, 119 insertions(+)
 create mode 100644 src/test/java/net/openhft/chronicle/map/TestOversizedReplicationHub.java

diff --git a/src/test/java/net/openhft/chronicle/map/TestOversizedReplicationHub.java b/src/test/java/net/openhft/chronicle/map/TestOversizedReplicationHub.java
new file mode 100644
index 000000000..45d885f39
--- /dev/null
+++ b/src/test/java/net/openhft/chronicle/map/TestOversizedReplicationHub.java
@@ -0,0 +1,119 @@
+package net.openhft.chronicle.map;
+
+import net.openhft.chronicle.hash.replication.ReplicationChannel;
+import net.openhft.chronicle.hash.replication.ReplicationHub;
+import net.openhft.chronicle.hash.replication.TcpTransportAndNetworkConfig;
+import org.junit.Test;
+
+import java.io.IOException;
+import java.net.InetSocketAddress;
+import java.util.Arrays;
+import java.util.concurrent.TimeUnit;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author Rob Austin.
+ */
+public class TestOversizedReplicationHub {
+
+    @Test
+    public void testReplicationHubHandlesOverSizeEntries() throws IOException, InterruptedException {
+
+        ChronicleMap<CharSequence, CharSequence> favoriteColourServer1, favoriteColourServer2;
+        ChronicleMap<CharSequence, CharSequence> favoriteComputerServer1, favoriteComputerServer2;
+
+        int OVERSIZE_FACTOR = 63;
+        char[] largeEntry = new char[100 * OVERSIZE_FACTOR];
+
+        Arrays.fill(largeEntry, 'X');
+        String largeString = new String(largeEntry);
+
+        // server 1 with  identifier = 1
+        {
+            ChronicleMapBuilder<CharSequence, CharSequence> builder =
+                    ChronicleMapBuilder.of(CharSequence.class, CharSequence.class)
+                            .entrySize(100);
+
+            byte identifier = (byte) 1;
+
+            TcpTransportAndNetworkConfig tcpConfig = TcpTransportAndNetworkConfig
+                    .of(8086, new InetSocketAddress("localhost", 8087))
+                    .heartBeatInterval(1, TimeUnit.SECONDS);
+
+            ReplicationHub hubOnServer1 = ReplicationHub.builder()
+                    .tcpTransportAndNetwork(tcpConfig)
+                    .createWithId(identifier);
+
+            // this demotes favoriteColour
+            short channel1 = (short) 1;
+
+            ReplicationChannel channel = hubOnServer1.createChannel(channel1);
+            favoriteColourServer1 = builder.instance()
+                    .replicatedViaChannel(channel).create();
+
+            favoriteColourServer1.put("peter", largeString);
+
+            // this demotes favoriteComputer
+            short channel2 = (short) 2;
+
+            favoriteComputerServer1 = builder.instance()
+                    .replicatedViaChannel(hubOnServer1.createChannel(channel2)).create();
+
+            favoriteComputerServer1.put("peter", "dell");
+        }
+
+        // server 2 with  identifier = 2
+        {
+            ChronicleMapBuilder<CharSequence, CharSequence> builder =
+                    ChronicleMapBuilder.of(CharSequence.class, CharSequence.class)
+                            .entrySize(100);
+
+            byte identifier = (byte) 2;
+
+            TcpTransportAndNetworkConfig tcpConfig = TcpTransportAndNetworkConfig
+                    .of(8087).heartBeatInterval(1, TimeUnit.SECONDS);
+
+            ReplicationHub hubOnServer2 = ReplicationHub.builder()
+                    .tcpTransportAndNetwork(tcpConfig)
+                    .createWithId(identifier);
+
+            // this demotes favoriteColour
+            short channel1 = (short) 1;
+
+            favoriteColourServer2 = builder.instance()
+                    .replicatedViaChannel(hubOnServer2.createChannel(channel1)).create();
+
+            favoriteColourServer2.put("rob", "blue");
+
+            // this demotes favoriteComputer
+            short channel2 = (short) 2;
+
+            favoriteComputerServer2 = builder.instance()
+                    .replicatedViaChannel(hubOnServer2.createChannel(channel2)).create();
+
+            favoriteComputerServer2.put("rob", "mac");
+            favoriteComputerServer2.put("daniel", "mac");
+        }
+
+        // allow time for the recompilation to resolve
+        for (int t = 0; t < 2500; t++) {
+            if (favoriteComputerServer2.equals(favoriteComputerServer1) &&
+                    favoriteColourServer2.equals(favoriteColourServer1))
+                break;
+            Thread.sleep(1);
+        }
+
+        assertEquals(favoriteComputerServer1, favoriteComputerServer2);
+        assertEquals(3, favoriteComputerServer2.size());
+
+        assertEquals(favoriteColourServer1, favoriteColourServer2);
+        assertEquals(2, favoriteColourServer1.size());
+
+        favoriteColourServer1.close();
+        favoriteComputerServer2.close();
+        favoriteColourServer2.close();
+        favoriteColourServer1.close();
+    }
+
+}