Metacat

/**

 *  '$RCSfile$'

 *  Copyright: 2010 Regents of the University of California and the

 *             National Center for Ecological Analysis and Synthesis

 *

 *   '$Author: jones $'

 *     '$Date: 2010-02-03 17:58:12 -0900 (Wed, 03 Feb 2010) $'

 * '$Revision: 5211 $'

 *

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

 */

package edu.ucsb.nceas.metacattest;

import java.sql.SQLException;

import java.util.*;

import edu.ucsb.nceas.MCTestCase;

import edu.ucsb.nceas.metacat.IdentifierManager;

import edu.ucsb.nceas.metacat.McdbDocNotFoundException;

import edu.ucsb.nceas.metacat.client.MetacatAuthException;

import edu.ucsb.nceas.metacat.client.MetacatInaccessibleException;

import edu.ucsb.nceas.metacat.database.DBConnectionPool;

public class IdentifierManagerTest extends MCTestCase {

    private String badGuid = "test:testIdThatDoesNotExist";

    /**

     * Initialize the connection to metacat, and insert a document to be 

     * used for testing with a known docid.

     */

    public void setUp() {

        metacatConnectionNeeded = true;

        try {

            DBConnectionPool pool = DBConnectionPool.getInstance();

        } catch (SQLException e2) {

            fail(e2.getMessage());

        }

        try {

            super.setUp();

        } catch (Exception e1) {

            fail(e1.getMessage());

        }

    }

    /**

     * test getting a guid from the systemmetadata table

     */

    public void testGetGUID()

    {

        try

        {

            IdentifierManager im = IdentifierManager.getInstance();

            Date d1 = new Date();

            String guid1 = "guid:" + d1.getTime();

            String docid = insertTestDocument();

            im.createSystemMetadataMapping(guid1, docid);

            docid = docid.substring(0, docid.lastIndexOf("."));

            String gotGuid = im.getGUID(docid, 1);

            assertTrue(gotGuid.equals(guid1));

        }

        catch(Exception e)

        {

            fail("Unexpected exception in testGetGUID: " + e.getMessage());

        }

    }

    /**

     * test getting a list of all local ids

     */

    public void testGetAllLocalIds()

    {

        try

        {

            List l = IdentifierManager.getInstance().getAllLocalIds();

            for(int i=0; i<l.size(); i++)

            {

                //System.out.println(l.get(i));

            }

            assertTrue(l.size() > 0);

        }

        catch(Exception e)

        {

            fail("Error in testGetAllLocalIds: " + e.getMessage());

        }

    }

    /** Test that IM instances can be created. */

    public void testGetInstance() {

        IdentifierManager im = IdentifierManager.getInstance();

        assertNotNull(im);

    }

    /** Test that known LocalId's can be looked up from GUIDs. */

    public void testGetLocalId() {

        IdentifierManager im = IdentifierManager.getInstance();

        String docid = insertTestDocument();

        String goodGuid = "test:" + docid;

        im.createMapping(goodGuid, docid);

        String idReturned;

        try {

            idReturned = im.getLocalId(goodGuid);

            assertEquals(docid, idReturned);

        } catch (McdbDocNotFoundException e) {

            fail(e.getMessage());

        }

    }

    /** Test that unknown LocalId's return the proper exception. */

    public void testGetLocalIdNotFound() {

        IdentifierManager im = IdentifierManager.getInstance();

        String idReturned;

        try {

            idReturned = im.getLocalId(badGuid);

            fail("Failed: getLocalID() should have returned an document not " + 

                 "found exception but did not.");

        } catch (McdbDocNotFoundException e) {

            assertNotNull(e);

        }

    }

    /** 

     * Test that an identifier is present in the system when it should

     *  be, and that it is not present when it shouldn't be. 

     */

    public void testIdentifierExists() {

        IdentifierManager im = IdentifierManager.getInstance();

        String docid = insertTestDocument();

        im.createMapping("test:"+docid, docid);

        String goodGuid = "test:" + docid;

        assertTrue(im.identifierExists(goodGuid));

        assertFalse(im.identifierExists(badGuid));

    }

    /**

     * Test that we are able to create mappings from guids to localIds, and that

     * improperly formatted docids generate the proper exceptions.  This also tests

     * getLocalId() and getGUID()

     */

    public void testCreateMapping() {

       try

       {

            IdentifierManager im = IdentifierManager.getInstance();

            String docid = insertTestDocument();

            String guid = "test:" + docid;

            im.createMapping(guid, docid);

            String guiddocid = docid.substring(0, docid.length() - 2);

            System.out.println("guiddocid: " + guiddocid);

            String guid2 = im.getGUID(guiddocid, 1);

            assertTrue(guid2.equals(guid));

            String docid2 = im.getLocalId(guid);

            assertTrue(docid.equals(docid2));

        } catch (McdbDocNotFoundException e) {

            e.printStackTrace();

            fail("createMapping failed to create proper localId from guid: " + e.getMessage());

        }

    }

    /**

     * test createSystemMetadataMapping and getSystemMetadataId

     */

    public void testCreateSystemMetadataMapping()

    {

        try

        {

            IdentifierManager im = IdentifierManager.getInstance();

            String docid = insertTestDocument();

            String guid = "test:" + docid;

            im.createSystemMetadataMapping(guid, docid);

            String docid2 = im.getSystemMetadataLocalId(guid);

            assertTrue(docid2.equals(docid));

        } catch (McdbDocNotFoundException e) {

          e.printStackTrace();

          fail("createSystemMetadataMapping failed to create proper localId from guid: " + e.getMessage());

        }

    }

    /**

     * test the local id creation

     */

    public void testGenerateLocalId() {

      IdentifierManager im = IdentifierManager.getInstance();

      String localid = im.generateLocalId("mynewid.1.3.3.2", 1);

      System.out.println("localid: " + localid);

      assertTrue(localid != null);

    }

    /** 

     * Insert a test document, returning the docid that was used. 

     */

    private String insertTestDocument() {

        String accessBlock = getAccessBlock("public", true, true,

                false, false, false);

        String emldoc = getTestEmlDoc("Test identifier manager", EML2_1_0, null,

                null, "http://fake.example.com/somedata", null,

                accessBlock, null, null,

                null, null);

        String docid = generateDocumentId() + ".1";

        try {

            m.login(username, password);

            String response = insertDocumentId(docid, emldoc, true, false);

        } catch (MetacatAuthException e) {

            fail(e.getMessage());

        } catch (MetacatInaccessibleException e) {

            fail(e.getMessage());

        }

        return docid;

    }

}