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package ctf.jdo.tc1x;
import java.io.IOException;
import java.io.StringReader;
import java.sql.SQLException;
import java.util.Enumeration;
import harness.TestHarness;
import harness.CastorTestCase;
import jdo.JDOCategory;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.exolab.castor.jdo.Database;
import org.exolab.castor.jdo.PersistenceException;
import org.exolab.castor.jdo.OQLQuery;
import org.exolab.castor.jdo.engine.ClobImpl;
/**
* Test on BLOB and CLOB as a field type of data objects.
*/
public final class TestTypeLOB extends CastorTestCase {
/**
* The <a href="http://jakarta.apache.org/commons/logging/">Jakarta
* Commons Logging</a> instance used for all logging.
*/
private static final Log LOG = LogFactory.getLog(TestTypeLOB.class);
private static final byte[] BLOB_VALUE = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
private static final String BLOB_STRING = new String(BLOB_VALUE);
private static final String CLOB_VALUE = "0123456789";
private JDOCategory _category;
private Database _db;
private OQLQuery _oql;
/**
* Constructor
*
* @param category The test suite of these tests
*/
public TestTypeLOB(final TestHarness category) {
super(category, "TC11", "Type handling of LOB tests");
_category = (JDOCategory) category;
}
public void setUp() throws PersistenceException {
TypeLOB types;
Enumeration enumeration;
// Open transaction in order to perform JDO operations
_db = _category.getDatabase();
// Determine if test object exists, if not create it.
// If it exists, set the name to some predefined value
// that this test will later override.
_db.begin();
_oql = _db.getOQLQuery("SELECT types FROM " + TypeLOB.class.getName()
+ " types WHERE id = $(integer)1");
// This one tests that bind performs type conversion
_oql.bind(TypeLOB.DEFAULT_ID);
enumeration = _oql.execute();
if (enumeration.hasMoreElements()) {
types = (TypeLOB) enumeration.nextElement();
LOG.debug("Updating object: " + types);
} else {
types = new TypeLOB();
types.setId(TypeLOB.DEFAULT_ID);
LOG.debug("Creating new object: " + types);
_db.create(types);
}
_db.commit();
}
public void runTest()
throws PersistenceException, IOException, SQLException {
TypeLOB types;
Enumeration enumeration;
int len;
// byte[] bbuf = new byte[BLOB_VALUE.length + 1];
char[] cbuf = new char[CLOB_VALUE.length() + 1];
LOG.info("Testing BLOB and CLOB fields");
_db.begin();
_oql.bind(TypeLOB.DEFAULT_ID);
enumeration = _oql.execute();
if (enumeration.hasMoreElements()) {
types = (TypeLOB) enumeration.nextElement();
types.setBlob(BLOB_VALUE);
types.setClob(CLOB_VALUE);
//types.setBlob2(new ByteArrayInputStream(BLOB_VALUE));
types.setClob2(new ClobImpl(new StringReader(CLOB_VALUE),
CLOB_VALUE.length()));
}
_db.commit();
_db.begin();
_oql.bind(TypeLOB.DEFAULT_ID);
enumeration = _oql.execute();
if (enumeration.hasMoreElements()) {
types = (TypeLOB) enumeration.nextElement();
if ((types.getBlob() == null)
|| !BLOB_STRING.equals(new String(types.getBlob()))) {
LOG.error("BLOB value was not set");
fail("BLOB value was not set");
}
if (!CLOB_VALUE.equals(types.getClob())) {
LOG.error("CLOB value was not set");
fail("CLOB value was not set");
}
// if (types.getBlob2() == null) {
// LOG.error("InputStream value was not set");
// fail("InputStream value was not set");
// } else {
// len = types.getBlob2().read(bbuf);
// if (len <= 0) {
// LOG.error("InputStream has zero length");
// fail("InputStream has zero length");
// }
// if (!BLOB_STRING.equals(new String(bbuf, 0, len))) {
// LOG.error("InputStream value is wrong");
// fail("InputStream value mismatched!");
// }
// }
if (types.getClob2() == null) {
LOG.error("Clob value was not set");
fail("Clob value was not set");
} else {
long clobLen = types.getClob2().length();
len = types.getClob2().getCharacterStream().read(cbuf);
if ((clobLen != CLOB_VALUE.length())
|| !(new String(cbuf, 0, len)).equals(CLOB_VALUE)) {
LOG.error("Clob value is wrong");
fail("Clob value mismatched!");
}
}
} else {
LOG.error("failed to load object");
fail("failed to load object");
}
_db.commit();
LOG.info("OK: BLOB and CLOB fields passed");
}
}