TestH2ConnPool.java
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package org.apache.hc.core5.http2.nio.pool;
import java.net.InetSocketAddress;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.atomic.AtomicReference;
import org.apache.hc.core5.concurrent.FutureCallback;
import org.apache.hc.core5.function.Callback;
import org.apache.hc.core5.function.Resolver;
import org.apache.hc.core5.http.HttpHost;
import org.apache.hc.core5.http.URIScheme;
import org.apache.hc.core5.http.nio.command.ShutdownCommand;
import org.apache.hc.core5.http.nio.command.StaleCheckCommand;
import org.apache.hc.core5.http.nio.ssl.TlsStrategy;
import org.apache.hc.core5.io.CloseMode;
import org.apache.hc.core5.reactor.Command;
import org.apache.hc.core5.reactor.ConnectionInitiator;
import org.apache.hc.core5.reactor.IOSession;
import org.apache.hc.core5.reactor.ssl.TransportSecurityLayer;
import org.apache.hc.core5.util.TimeValue;
import org.apache.hc.core5.util.Timeout;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import org.mockito.Mockito;
class TestH2ConnPool {
@Test
void testCloseSessionGracefulEnqueuesShutdown() {
final ConnectionInitiator connectionInitiator = Mockito.mock(ConnectionInitiator.class);
try (H2ConnPool pool = new H2ConnPool(connectionInitiator, null, null)) {
final IOSession session = Mockito.mock(IOSession.class);
pool.closeSession(session, CloseMode.GRACEFUL);
Mockito.verify(session).enqueue(ShutdownCommand.GRACEFUL, Command.Priority.NORMAL);
}
}
@Test
void testCloseSessionImmediateCloses() {
final ConnectionInitiator connectionInitiator = Mockito.mock(ConnectionInitiator.class);
try (H2ConnPool pool = new H2ConnPool(connectionInitiator, null, null)) {
final IOSession session = Mockito.mock(IOSession.class);
pool.closeSession(session, CloseMode.IMMEDIATE);
Mockito.verify(session).close(CloseMode.IMMEDIATE);
}
}
@Test
void testValidateSessionClosed() {
final ConnectionInitiator connectionInitiator = Mockito.mock(ConnectionInitiator.class);
try (H2ConnPool pool = new H2ConnPool(connectionInitiator, null, null)) {
final IOSession session = Mockito.mock(IOSession.class);
Mockito.when(session.isOpen()).thenReturn(false);
final AtomicReference<Boolean> result = new AtomicReference<>();
pool.validateSession(session, result::set);
Assertions.assertEquals(Boolean.FALSE, result.get());
}
}
@Test
void testValidateSessionEnqueuesStaleCheck() {
final ConnectionInitiator connectionInitiator = Mockito.mock(ConnectionInitiator.class);
try (H2ConnPool pool = new H2ConnPool(connectionInitiator, null, null)) {
pool.setValidateAfterInactivity(TimeValue.ZERO_MILLISECONDS);
final IOSession session = Mockito.mock(IOSession.class);
Mockito.when(session.isOpen()).thenReturn(true);
Mockito.when(session.getLastReadTime()).thenReturn(0L);
Mockito.when(session.getLastWriteTime()).thenReturn(0L);
@SuppressWarnings("unchecked")
final Callback<Boolean> callback = (Callback<Boolean>) Mockito.mock(Callback.class);
pool.validateSession(session, callback);
Mockito.verify(session).enqueue(Mockito.any(StaleCheckCommand.class), Mockito.eq(Command.Priority.NORMAL));
Mockito.verifyNoInteractions(callback);
}
}
@Test
void testConnectSessionPlain() {
final ConnectionInitiator connectionInitiator = Mockito.mock(ConnectionInitiator.class);
final Resolver<HttpHost, InetSocketAddress> resolver = endpoint ->
new InetSocketAddress("localhost", endpoint.getPort());
try (H2ConnPool pool = new H2ConnPool(connectionInitiator, resolver, null)) {
final HttpHost host = new HttpHost(URIScheme.HTTP.id, "localhost", 7443);
final InetSocketAddress remoteAddress = new InetSocketAddress("localhost", 7443);
final Timeout connectTimeout = Timeout.ofSeconds(1);
final IOSession session = Mockito.mock(IOSession.class);
Mockito.when(connectionInitiator.connect(
Mockito.eq(host),
Mockito.eq(remoteAddress),
Mockito.isNull(),
Mockito.eq(connectTimeout),
Mockito.isNull(),
Mockito.any()))
.thenAnswer(invocation -> {
final FutureCallback<IOSession> cb = invocation.getArgument(5);
cb.completed(session);
return CompletableFuture.completedFuture(session);
});
final AtomicReference<IOSession> result = new AtomicReference<>();
pool.connectSession(host, connectTimeout, new FutureCallback<IOSession>() {
@Override
public void completed(final IOSession ioSession) {
result.set(ioSession);
}
@Override
public void failed(final Exception ex) {
}
@Override
public void cancelled() {
}
});
Assertions.assertSame(session, result.get());
}
}
@Test
void testConnectSessionUpgradesTls() {
final ConnectionInitiator connectionInitiator = Mockito.mock(ConnectionInitiator.class);
final Resolver<HttpHost, InetSocketAddress> resolver = endpoint ->
new InetSocketAddress("localhost", endpoint.getPort());
final TlsStrategy tlsStrategy = Mockito.mock(TlsStrategy.class);
try (H2ConnPool pool = new H2ConnPool(connectionInitiator, resolver, tlsStrategy)) {
final HttpHost host = new HttpHost(URIScheme.HTTPS.id, "localhost", 8443);
final InetSocketAddress remoteAddress = new InetSocketAddress("localhost", 8443);
final Timeout connectTimeout = Timeout.ofSeconds(1);
final IOSession session = Mockito.mock(IOSession.class, Mockito.withSettings()
.extraInterfaces(TransportSecurityLayer.class));
final TransportSecurityLayer tlsLayer = (TransportSecurityLayer) session;
Mockito.when(connectionInitiator.connect(
Mockito.eq(host),
Mockito.eq(remoteAddress),
Mockito.isNull(),
Mockito.eq(connectTimeout),
Mockito.isNull(),
Mockito.any()))
.thenAnswer(invocation -> {
final FutureCallback<IOSession> cb = invocation.getArgument(5);
cb.completed(session);
return CompletableFuture.completedFuture(session);
});
Mockito.doAnswer(invocation -> {
final FutureCallback<TransportSecurityLayer> cb = invocation.getArgument(4);
if (cb != null) {
cb.completed(tlsLayer);
}
return null;
}).when(tlsStrategy).upgrade(
Mockito.eq(tlsLayer),
Mockito.eq(host),
Mockito.isNull(),
Mockito.eq(connectTimeout),
Mockito.any());
final AtomicReference<IOSession> result = new AtomicReference<>();
pool.connectSession(host, connectTimeout, new FutureCallback<IOSession>() {
@Override
public void completed(final IOSession ioSession) {
result.set(ioSession);
}
@Override
public void failed(final Exception ex) {
}
@Override
public void cancelled() {
}
});
Assertions.assertSame(session, result.get());
Mockito.verify(tlsStrategy).upgrade(
Mockito.eq(tlsLayer),
Mockito.eq(host),
Mockito.isNull(),
Mockito.eq(connectTimeout),
Mockito.any());
Mockito.verify(session).setSocketTimeout(connectTimeout);
}
}
}