/**
* Queries empty content.
*
* @throws IOException I/O exception
*/
@Test
public void queryEmptyBinary() throws IOException {
session.execute("create db " + NAME);
session.store("X", new ArrayInput(""));
assertEqual("", session.execute("xquery " + RAW + _DB_RETRIEVE.args(NAME, "X")));
assertEqual("", session.query(RAW + _DB_RETRIEVE.args(NAME, "X")).execute());
final Query q = session.query(RAW + _DB_RETRIEVE.args(NAME, "X"));
assertTrue(q.more());
assertEqual("", q.next());
assertNull(q.next());
}
/**
* Stores binary content in the database.
*
* @throws IOException I/O exception
*/
@Test
public final void store() throws IOException {
session.execute("create db " + NAME);
session.store("X", new ArrayInput("!"));
assertEqual("true", session.query(_DB_IS_RAW.args(NAME, "X")).execute());
session.store("X", new ArrayInput(""));
assertEqual("", session.query(_DB_RETRIEVE.args(NAME, "X")).execute());
session.store("X", new ArrayInput(new byte[] {0, 1, -1}));
assertEqual(
"0001FF", session.query("xs:hexBinary(" + _DB_RETRIEVE.args(NAME, "X") + ')').execute());
session.execute("drop db " + NAME);
}
/**
* Adds documents to a database.
*
* @throws IOException I/O exception
*/
@Test
public final void add() throws IOException {
session.execute("create db " + NAME);
session.add(NAME, new ArrayInput("<X/>"));
assertEqual("1", session.query("count(" + _DB_OPEN.args(NAME) + ')').execute());
for (int i = 0; i < 9; i++) session.add(NAME, new ArrayInput("<X/>"));
assertEqual("10", session.query("count(" + _DB_OPEN.args(NAME) + ')').execute());
}
/**
* Stores binary content.
*
* @throws IOException I/O exception
*/
@Test
public void storeBinary() throws IOException {
session.execute("create db " + NAME);
session.store("X", new ArrayInput(new byte[] {-128, -2, -1, 0, 1, 127}));
assertEqual(
"-128 -2 -1 0 1 127",
session.query(_CONVERT_BINARY_TO_BYTES.args(_DB_RETRIEVE.args(NAME, "X"))).execute());
}
/**
* Runs a query with additional serialization parameters.
*
* @throws IOException I/O exception
*/
@Test
public void querySerial1() throws IOException {
session.execute("set serializer wrap-prefix=db,wrap-uri=ns");
final Query query = session.query(WRAPPER + "()");
assertTrue("Result expected.", query.more());
assertEqual("<db:results xmlns:db=\"ns\"/>", query.next());
assertFalse("No result expected.", query.more());
}
/** Stops a session. */
@After
public final void stopSession() {
try {
if (cleanup) session.execute(new DropDB(NAME));
session.close();
} catch (final IOException ex) {
fail(Util.message(ex));
}
}
/**
* Replaces documents in a database.
*
* @throws IOException I/O exception
*/
@Test
public final void replace() throws IOException {
session.execute("create db " + NAME);
assertEqual("0", session.query("count(" + _DB_OPEN.args(NAME) + ')').execute());
session.replace(NAME, new ArrayInput("<X/>"));
assertEqual("1", session.query("count(" + _DB_OPEN.args(NAME) + ')').execute());
session.replace(NAME + '2', new ArrayInput("<X/>"));
assertEqual("2", session.query("count(" + _DB_OPEN.args(NAME) + ')').execute());
session.replace(NAME + '2', new ArrayInput("<X/>"));
assertEqual("2", session.query("count(" + _DB_OPEN.args(NAME) + ')').execute());
}
/**
* Queries binary content (works only if output stream is specified).
*
* @throws IOException I/O exception
*/
@Test
public void queryBinary() throws IOException {
if (out == null) return;
session.execute("create db " + NAME);
final byte[] tmp = {0, 1, 2, 127, 0, -1, -2, -128};
session.store("X", new ArrayInput(tmp));
final String retr = _DB_RETRIEVE.args(NAME, "X");
// check command
session.execute("xquery " + RAW + retr + ',' + retr);
assertTrue(eq(out.toArray(), concat(tmp, tmp)));
out.reset();
// check query execution
session.query(RAW + retr + ',' + retr).execute();
assertTrue(eq(out.toArray(), concat(tmp, tmp)));
out.reset();
// check iterator
final Query q = session.query(RAW + retr + ',' + retr);
q.next();
assertTrue(eq(out.toArray(), tmp));
out.reset();
q.next();
assertTrue(eq(out.toArray(), tmp));
assertNull(q.next());
}
/**
* Runs a query command and retrieves the result as string.
*
* @throws IOException I/O exception
*/
@Test(expected = BaseXException.class)
public final void commandErr() throws IOException {
session.execute("1,<a/>+''");
}
/**
* Runs an erroneous query command.
*
* @throws IOException I/O exception
*/
@Test(expected = BaseXException.class)
public final void commandError() throws IOException {
session.execute("xquery (");
}
/**
* Runs a query command and wraps the result.
*
* @throws IOException I/O exception
*/
@Test
public final void commandSerial2() throws IOException {
assertEqual(
"<db:results xmlns:db=\"ns\">" + " <db:result>1</db:result>" + "</db:results>",
session.execute("xquery " + WRAPPER + '1'));
}
/**
* Runs a query command and wraps the result.
*
* @throws IOException I/O exception
*/
@Test
public final void commandSerial1() throws IOException {
session.execute("set serializer wrap-prefix=db,wrap-uri=ns");
assertEqual("<db:results xmlns:db=\"ns\"/>", session.execute("xquery ()"));
}
/**
* Runs a query command and retrieves the result as string.
*
* @throws IOException I/O exception
*/
@Test
public final void command() throws IOException {
session.execute("set serializer wrap-prefix=,wrap-uri=");
assertEqual("A", session.execute("xquery 'A'"));
}
/**
* Adds a file with an invalid file name.
*
* @throws IOException I/O exception
*/
@Test(expected = BaseXException.class)
public final void addNameErr() throws IOException {
session.execute("create db " + NAME);
session.add("", new ArrayInput("<X/>"));
}
/**
* Retrieves empty content.
*
* @throws IOException I/O exception
*/
@Test
public void retrieveEmpty() throws IOException {
session.execute("create db " + NAME);
session.store("X", new ArrayInput(""));
assertEqual("", session.execute("retrieve X"));
}
/**
* Stores binary content in the database.
*
* @throws IOException I/O exception
*/
@Test(expected = BaseXException.class)
public final void storeInvalid() throws IOException {
session.execute("create db " + NAME);
session.store("..", new ArrayInput("!"));
}
/**
* Adds a file with missing input.
*
* @throws IOException I/O exception
*/
@Test(expected = BaseXException.class)
public final void replaceNoInput() throws IOException {
session.execute("create db " + NAME);
session.replace("", new ArrayInput(""));
}