com.redhat.red.offliner.ftest.FoloRecordAvoidedDownloadFTest.java Source code

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Here is the source code for com.redhat.red.offliner.ftest.FoloRecordAvoidedDownloadFTest.java

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/**
 * Copyright (C) 2015 Red Hat, Inc. (jcasey@redhat.com)
 *
 * 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 com.redhat.red.offliner.ftest;

import com.redhat.red.offliner.Main;
import com.redhat.red.offliner.Options;
import com.redhat.red.offliner.folo.StoreKey;
import com.redhat.red.offliner.folo.StoreType;
import com.redhat.red.offliner.folo.TrackedContentDTO;
import com.redhat.red.offliner.folo.TrackedContentEntryDTO;
import com.redhat.red.offliner.folo.TrackingKey;
import com.redhat.red.offliner.ftest.fixture.TestRepositoryServer;
import org.apache.commons.io.FileUtils;
import org.junit.Test;

import java.io.File;
import java.util.Collections;

import static org.apache.commons.codec.digest.DigestUtils.md5Hex;
import static org.apache.commons.codec.digest.DigestUtils.sha1Hex;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.junit.Assert.assertThat;

/**
 * Test the avoided result of re-download existing files.
 */
public class FoloRecordAvoidedDownloadFTest extends AbstractOfflinerFunctionalTest {
    /**
     * In general, we should only have one test method per functional test. This allows for the best parallelism when we
     * execute the tests, especially if the setup takes some time.
     *
     * @throws Exception In case anything (anything at all) goes wrong!
     */
    @Test
    public void run() throws Exception {
        // We only need one repo server.
        TestRepositoryServer server = newRepositoryServer();

        // Generate some test content
        byte[] content = contentGenerator.newBinaryContent(1024);

        TrackedContentEntryDTO dto = contentGenerator.newRemoteContentEntry(new StoreKey(StoreType.remote, "test"),
                "jar", server.getBaseUri(), content);

        TrackedContentDTO record = new TrackedContentDTO(new TrackingKey("test-record"), Collections.emptySet(),
                Collections.singleton(dto));

        String path = dto.getPath();

        // Register the generated content by writing it to the path within the repo server's dir structure.
        // This way when the path is requested it can be downloaded instead of returning a 404.
        server.registerContent(path, content);
        server.registerContent(path + Main.SHA_SUFFIX, sha1Hex(content));
        server.registerContent(path + Main.MD5_SUFFIX, md5Hex(content));

        // Write the plaintext file we'll use as input.
        File foloRecord = temporaryFolder.newFile("folo." + getClass().getSimpleName() + ".json");

        FileUtils.write(foloRecord, objectMapper.writeValueAsString(record));

        Options opts = new Options();
        opts.setBaseUrls(Collections.singletonList(server.getBaseUri()));

        // Capture the downloads here so we can verify the content.
        File downloads = temporaryFolder.newFolder();

        opts.setDownloads(downloads);
        opts.setLocations(Collections.singletonList(foloRecord.getAbsolutePath()));

        Main firstMain = run(opts);
        assertThat("Wrong number of downloads logged. Should have been 3 with checksum files included.",
                firstMain.getDownloaded(), equalTo(3));

        //re-run to test the function of avoiding re-downloading existing files
        Main secondMain = run(opts);
        assertThat("Wrong number of downloads logged. Should have been 0.", secondMain.getDownloaded(), equalTo(0));
        assertThat("Wrong number of avoided downloads logged. Should have been 1", secondMain.getAvoided(),
                equalTo(3));
        assertThat("Errors should be empty!", secondMain.getErrors().isEmpty(), equalTo(true));
    }
}