private void startThreadedServer(
final InetSocketAddress serverAddress, final ReadStrategy readStrategy) throws Exception {
final AtomicBoolean readyToAccept = new AtomicBoolean(false);
final Runnable runner =
new Runnable() {
@Override
public void run() {
// startServer();
try {
runTestServer(serverAddress, readStrategy, readyToAccept);
} catch (final Exception e) {
e.printStackTrace();
}
}
};
final Thread t = new Thread(runner, "### starter");
t.setDaemon(true);
t.start();
synchronized (readyToAccept) {
if (!readyToAccept.get()) {
readyToAccept.wait(4000);
}
}
assertTrue("Not ready to accept?", readyToAccept.get());
Thread.yield();
Thread.yield();
Thread.yield();
Thread.yield();
}
// http://jira.qos.ch/browse/LBCLASSIC-221
@Test
public void bufferShouldBeResetBetweenMessages() throws Exception {
buildSMTPAppender("bufferShouldBeResetBetweenMessages", SYNCHRONOUS);
smtpAppender.setLayout(buildPatternLayout(DEFAULT_PATTERN));
smtpAppender.start();
logger.addAppender(smtpAppender);
String msg0 = "hello zero";
logger.debug(msg0);
logger.error("error zero");
String msg1 = "hello one";
logger.debug(msg1);
logger.error("error one");
Thread.yield();
int oldCount = 0;
int expectedEmailCount = oldCount + 2;
waitForServerToReceiveEmails(expectedEmailCount);
MimeMessage[] mma = greenMailServer.getReceivedMessages();
assertNotNull(mma);
assertEquals(expectedEmailCount, mma.length);
MimeMessage mm0 = mma[oldCount];
MimeMultipart content0 = (MimeMultipart) mm0.getContent();
String body0 = GreenMailUtil.getBody(content0.getBodyPart(0));
MimeMessage mm1 = mma[oldCount + 1];
MimeMultipart content1 = (MimeMultipart) mm1.getContent();
String body1 = GreenMailUtil.getBody(content1.getBodyPart(0));
// second body should not contain content from first message
assertFalse(body1.contains(msg0));
}
@Test
public void testDualConnections() throws Exception {
SailConnection con2 = sail.getConnection();
try {
assertEquals(0, countAllElements());
con.begin();
con.addStatement(painter, RDF.TYPE, RDFS.CLASS);
con.addStatement(painting, RDF.TYPE, RDFS.CLASS);
con.addStatement(picasso, RDF.TYPE, painter, context1);
con.addStatement(guernica, RDF.TYPE, painting, context1);
con.commit();
assertEquals(4, countAllElements());
con2.begin();
con2.addStatement(RDF.NIL, RDF.TYPE, RDF.LIST);
String query = "SELECT S, P, O FROM {S} P {O}";
ParsedTupleQuery tupleQuery =
QueryParserUtil.parseTupleQuery(QueryLanguage.SERQL, query, null);
assertEquals(
5,
countElements(
con2.evaluate(
tupleQuery.getTupleExpr(), null, EmptyBindingSet.getInstance(), false)));
Runnable clearer =
new Runnable() {
public void run() {
try {
con.begin();
con.clear();
con.commit();
} catch (SailException e) {
throw new RuntimeException(e);
}
}
};
Thread thread = new Thread(clearer);
thread.start();
Thread.yield();
Thread.yield();
con2.commit();
thread.join();
} finally {
con2.close();
}
}
@Test
public void canEcho() throws Exception {
server.start();
Thread.yield();
Socket s = new Socket("localhost", port);
OutputStream os = s.getOutputStream();
os.write("echo\n".getBytes());
String response = new BufferedReader(new InputStreamReader(s.getInputStream())).readLine();
assertEquals("echo", response);
}
// this test fails intermittently on Jenkins.
@Test
public void testMultipleTo() throws Exception {
buildSMTPAppender("testMultipleTo", SYNCHRONOUS);
smtpAppender.setLayout(buildPatternLayout(DEFAULT_PATTERN));
// buildSMTPAppender() already added one destination address
smtpAppender.addTo("Test <*****@*****.**>, [email protected]");
smtpAppender.start();
logger.addAppender(smtpAppender);
logger.debug("testMultipleTo hello");
logger.error("testMultipleTo en error", new Exception("an exception"));
Thread.yield();
int expectedEmailCount = 3;
waitForServerToReceiveEmails(expectedEmailCount);
MimeMessage[] mma = greenMailServer.getReceivedMessages();
assertNotNull(mma);
assertEquals(expectedEmailCount, mma.length);
}
@Test
public void multipleEchos() throws Exception {
server.start();
Thread.yield();
Socket s1 = new Socket("localhost", port);
Socket s2 = new Socket("localhost", port);
s1.getOutputStream().write("echo1\n".getBytes());
s2.getOutputStream().write("echo2\n".getBytes());
String response1 = new BufferedReader(new InputStreamReader(s1.getInputStream())).readLine();
String response2 = new BufferedReader(new InputStreamReader(s2.getInputStream())).readLine();
assertEquals("echo1", response1);
assertEquals("echo2", response2);
}
private void testSendRequests(TestWorkAt workAt, String operation, JobQueue jobQueue) {
Message iMessage =
new Message(
null,
true,
"oid",
__workAt_td,
__workAt_td.getMethodDescription(operation),
true,
null,
false,
null,
null);
for (int i = 0; i < TestWorkAt.MESSAGES; ++i) {
Thread.yield(); // force scheduling
jobQueue.putJob(new Job(workAt, __iReceiver, iMessage), new Object());
}
}
@Test
public void multiLineSubjectTruncatedAtFirstNewLine() throws Exception {
String line1 = "line 1 of subject";
String subject = line1 + "\nline 2 of subject\n";
buildSMTPAppender(subject, ASYNCHRONOUS);
smtpAppender.setLayout(buildPatternLayout(DEFAULT_PATTERN));
smtpAppender.start();
logger.addAppender(smtpAppender);
logger.debug("hello");
logger.error("en error", new Exception("an exception"));
Thread.yield();
waitUntilEmailIsSent();
waitForServerToReceiveEmails(1);
MimeMessage[] mma = greenMailServer.getReceivedMessages();
assertEquals(1, mma.length);
assertEquals(line1, mma[0].getSubject());
}
/**
* Runs the same model many times and ensures it is not creating many threads which would finish
* blocking the JVM
*/
@Test
public void testModelUsageOfThreads() {
// first runs after which the reference will be taken
final int HEATING_COUNT = 2;
final int TEST_COUNT = 10;
// heading period
for (int i = 0; i < HEATING_COUNT; i++) runModel();
// take reference
final int activeThreads = Thread.activeCount();
final Set<Thread> activeThreadsSet = collectCurrentThreads();
// run many
for (int i = 0; i < TEST_COUNT; i++) {
System.err.println("exec " + i + " threads " + Thread.activeCount());
runModel();
}
if (Thread.activeCount() > activeThreads) {
double nbPerIteration = Thread.activeCount() / TEST_COUNT;
Set<Thread> threadsNow = collectCurrentThreads();
threadsNow.removeAll(activeThreadsSet);
for (Thread t : threadsNow) {
System.err.println("extra thread: " + t);
t.stop();
}
Thread.yield();
System.out.println("did cleaning help ? " + Thread.activeCount() + " / " + activeThreads);
threadsNow = collectCurrentThreads();
threadsNow.removeAll(activeThreadsSet);
for (Thread t : threadsNow) {
System.out.println("extra thread: " + t);
}
fail(
"about "
+ nbPerIteration
+ " novel threads are created at each run; this cannot be used in production");
}
}
private void throwException() {
Thread.yield();
throw new IllegalStateException();
}