@Test
public void testBasicLocalSync() throws Exception {
waitForFullMesh(2000);
ArrayList<IStoreClient<String, String>> clients =
new ArrayList<IStoreClient<String, String>>(syncManagers.length);
// write one value to each node's local interface
for (int i = 0; i < syncManagers.length; i++) {
IStoreClient<String, String> client =
syncManagers[i].getStoreClient("local", String.class, String.class);
clients.add(client);
client.put("key" + i, "" + i);
}
// verify that we see all the values from each local group at all the
// nodes of that local group
for (int j = 0; j < clients.size(); j++) {
IStoreClient<String, String> client = clients.get(j);
for (int i = 0; i < syncManagers.length; i++) {
if (i % 2 == j % 2) waitForValue(client, "key" + i, "" + i, 2000, "client" + j);
else {
Versioned<String> v = client.get("key" + i);
if (v.getValue() != null) {
fail("Node " + j + " reading key" + i + ": " + v.getValue());
}
}
}
}
}
@Test
public void testBasicOneNode() throws Exception {
AbstractSyncManager sync = syncManagers[0];
IStoreClient<Key, TBean> testClient = sync.getStoreClient("global", Key.class, TBean.class);
Key k = new Key("com.bigswitch.bigsync.internal", "test");
TBean tb = new TBean("hello", 42);
TBean tb2 = new TBean("hello", 84);
TBean tb3 = new TBean("hello", 126);
assertNotNull(testClient.get(k));
assertNull(testClient.get(k).getValue());
testClient.put(k, tb);
Versioned<TBean> result = testClient.get(k);
assertEquals(result.getValue(), tb);
result.setValue(tb2);
testClient.put(k, result);
try {
result.setValue(tb3);
testClient.put(k, result);
fail("Should get ObsoleteVersionException");
} catch (ObsoleteVersionException e) {
// happy town
}
result = testClient.get(k);
assertEquals(tb2, result.getValue());
}
protected static <K, V> Versioned<V> waitForValue(
IStoreClient<K, V> client, K key, V value, int maxTime, String clientName) throws Exception {
Versioned<V> v = null;
long then = System.currentTimeMillis();
while (true) {
v = client.get(key);
if (value != null) {
if (v.getValue() != null && v.getValue().equals(value)) break;
} else {
if (v.getValue() != null) break;
}
if (v.getValue() != null)
logger.info(
"{}: Value for key {} not yet right: " + "expected: {}; actual: {}",
new Object[] {clientName, key, value, v.getValue()});
else
logger.info(
"{}: Value for key {} is null: expected {}", new Object[] {clientName, key, value});
Thread.sleep(100);
assertTrue(then + maxTime > System.currentTimeMillis());
}
return v;
}
