ServletInputStreamConnectionTerminationTestCase.java

/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2014 Red Hat, Inc., and individual contributors
 * as indicated by the @author tags.
 *
 * Licensed 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 io.undertow.servlet.test.streams;

import io.undertow.servlet.api.ServletInfo;
import io.undertow.servlet.test.util.DeploymentUtils;
import io.undertow.testutils.DefaultServer;
import io.undertow.testutils.HttpClientUtils;
import io.undertow.testutils.HttpOneOnly;
import io.undertow.testutils.ProxyIgnore;
import io.undertow.testutils.TestHttpClient;
import io.undertow.util.StatusCodes;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;

import jakarta.servlet.ServletException;
import java.io.IOException;

/**
 * @author Stuart Douglas
 */
@RunWith(DefaultServer.class)
@HttpOneOnly
@ProxyIgnore
public class ServletInputStreamConnectionTerminationTestCase {

    public static final String HELLO_WORLD = "Hello World";

    @BeforeClass
    public static void setup() throws ServletException {
        DeploymentUtils.setupServlet(
                new ServletInfo("term", ConnectionTerminationServlet.class)
                        .setAsyncSupported(true)
                        .addMapping("/term"));
    }

    @Test
    public void testConnectionTermination() throws IOException {
        StringBuilder builder = new StringBuilder(1000 * HELLO_WORLD.length());

        for (int j = 0; j < 1000; ++j) {
            builder.append(HELLO_WORLD);
        }
        String message = builder.toString();
        TestHttpClient client = new TestHttpClient();
        try {
            String uri = DefaultServer.getDefaultServerURL() + "/servletContext/term";
            HttpPost post = new HttpPost(uri);
            post.setEntity(new StringEntity(message));
            HttpResponse result = client.execute(post);
            Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
            final String response = HttpClientUtils.readResponse(result);
            Assert.fail();
        } catch (IOException expected) {
            //expected
        } finally {
            client.getConnectionManager().shutdown();
        }

    }
}