org.commonjava.indy.ftest.core.content.ReDownloadOnContentTransferExceptionTest.java Source code

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Here is the source code for org.commonjava.indy.ftest.core.content.ReDownloadOnContentTransferExceptionTest.java

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/**
 * Copyright (C) 2011-2018 Red Hat, Inc. (https://github.com/Commonjava/indy)
 *
 * 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 org.commonjava.indy.ftest.core.content;

import org.apache.commons.io.IOUtils;
import org.commonjava.indy.ftest.core.AbstractContentManagementTest;
import org.commonjava.indy.model.core.RemoteRepository;
import org.commonjava.indy.model.core.StoreKey;
import org.commonjava.indy.model.core.StoreType;
import org.commonjava.indy.pkg.maven.model.MavenPackageTypeDescriptor;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.servlet.ServletException;
import java.util.concurrent.atomic.AtomicInteger;

import static org.hamcrest.CoreMatchers.notNullValue;
import static org.hamcrest.core.IsNull.nullValue;
import static org.junit.Assert.assertThat;

/**
 * If indy download file from remote repo is not correct (lose some byte), Indy will
 * delete the target file and throw TransferContentException.
 *
 * Then client can download it again immediately (NFC will not prevent).
 *
 * <b>GIVEN:</b>
 * <ul>
 *     <li>A remote repo</li>
 *     <li>remote file: maven-metadata.xml</li>
 * </ul>
 *
 * <br/>
 * <b>WHEN:</b>
 * <ul>
 *     <li>first download the file, the case will break the outPutStream and throw Exception and delete the target file(incorrect file)</li>
 *     <li>second download the file, the case can return correct file </li>
 * </ul>
 *
 * <br/>
 * <b>THEN:</b>
 * <ul>
 *     <li>When first download the file, Indy client responds with null and Indy does not store partial download.</li>
 *     <li>When second download the file, Indy stores the full file and returns content to the user.</li>
 * </ul>
 */
public class ReDownloadOnContentTransferExceptionTest extends AbstractContentManagementTest {
    protected final Logger logger = LoggerFactory.getLogger(getClass());

    private final static String responseContent = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" + "<metadata>\n"
            + "  <groupId>org.foo</groupId>\n" + "  <artifactId>bar</artifactId>\n" + "  <versioning>\n"
            + "    <latest>1.0</latest>\n" + "    <release>1.0</release>\n" + "    <versions>\n"
            + "      <version>1.0</version>\n" + "    </versions>\n"
            + "    <lastUpdated>20150722164334</lastUpdated>\n" + "  </versioning>\n" + "</metadata>\n";

    @Test
    public void run() throws Exception {
        final String path = "org/foo/bar/maven-metadata.xml";

        final AtomicInteger count = new AtomicInteger(0);
        server.expect("GET", server.formatUrl(STORE, path), (request, response) -> {
            response.setStatus(200);
            response.setHeader("Content-Length", Integer.toString(responseContent.length()));

            int idx = count.getAndIncrement();
            if (idx < 1) {

                try {
                    logger.info("ContenlengthExpectationHandlerExecutor call index =" + idx + " url:"
                            + request.getRequestURI());

                    response.getWriter().write(responseContent.substring(0, responseContent.length() / 2));
                } catch (Throwable t) {
                    throw new ServletException(t.getMessage());
                }

            } else {
                logger.info("ContenlengthExpectationHandlerExecutor call index =  " + idx + " url:"
                        + request.getRequestURI());

                response.getWriter().write(responseContent);
            }
        });

        RemoteRepository remote = new RemoteRepository(MavenPackageTypeDescriptor.MAVEN_PKG_KEY, STORE,
                server.formatUrl(STORE));

        //        remote.setMetadata( Location.CONNECTION_TIMEOUT_SECONDS, Integer.toString( -1 ) );
        client.stores().create(remote, "adding remote", RemoteRepository.class);

        StoreKey sk = new StoreKey(MavenPackageTypeDescriptor.MAVEN_PKG_KEY, StoreType.remote, STORE);

        assertThat(client.content().get(sk, path), nullValue());

        String result = IOUtils.toString(client.content().get(sk, path));

        logger.info("runWithMismacthByRemoteRespository ---- result :{}", result);
        assertThat(result, notNullValue());
    }
}