D-Net

package eu.dnetlib.data.collector.plugins.datasources;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.net.URL;

import java.util.Iterator;

import org.apache.commons.io.FileUtils;

import org.apache.commons.io.IOUtils;

import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;

import org.junit.Before;

import org.junit.Ignore;

import org.junit.Test;

import static org.junit.Assert.*;

@Ignore

public class Re3DataRepositoriesIteratorTest {

	private static final Log log = LogFactory.getLog(Re3DataRepositoriesIteratorTest.class);

	private static final String TMP_DIR = "/tmp/re3data/";

	int countRepos = 0;

	int expectedRepos = 1772;

	private Re3DataRepositoriesIterator re3dataIterator;

	private String baseURL = "https://www.re3data.org";

	private String repoListURL = baseURL + "/api/v1/repositories";

	@Before

	public void setUp() throws Exception {

		String input = IOUtils.toString(new URL(repoListURL));

		re3dataIterator = new Re3DataRepositoriesIterator(IOUtils.toInputStream(input, "UTF-8"), baseURL);

		File tmpDir = new File(TMP_DIR);

		if (tmpDir.exists()) {

			log.info("deleting directory: " + tmpDir.getAbsolutePath());

			FileUtils.forceDelete(tmpDir);

		}

		log.info("creating directory: " + tmpDir.getAbsolutePath());

		FileUtils.forceMkdir(tmpDir);

	}

	@Test

	public void testHasNext() {

		assertTrue(re3dataIterator.hasNext());

	}

	@Test

	public void testNext() {

		String repo = null;

		if (re3dataIterator.hasNext()) {

			repo = re3dataIterator.next();

		}

		assertNotNull(repo);

	}

	@Test(expected = UnsupportedOperationException.class)

	public void testRemove() {

		re3dataIterator.remove();

	}

	@Test

	public void testIterator() throws IOException {

		for (String repo : re3dataIterator) {

			countRepos++;

			assertNotNull(repo);

			FileOutputStream st = new FileOutputStream(TMP_DIR + countRepos + ".xml");

			IOUtils.write(repo, st);

			IOUtils.closeQuietly(st);

		}

		assertEquals(expectedRepos, countRepos);

	}

	@Test

	public void testBadIterator() throws IOException {

		final Iterator<String> iter = re3dataIterator.iterator();

		while (iter.hasNext()) {

			iter.hasNext();

			iter.next();

			countRepos++;

		}

		assertEquals(expectedRepos, countRepos);

	}

}