/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.sshd.common.util.io.der;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.StreamCorruptedException;
import org.apache.sshd.util.test.BaseTestSupport;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
/**
* @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class DERParserTest extends BaseTestSupport {
public DERParserTest() {
super();
}
@Test
public void testReadLengthConstraint() throws IOException {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
try (DERWriter w = new DERWriter(baos)) {
w.writeLength(DERParser.MAX_DER_VALUE_LENGTH + 1);
}
} finally {
baos.close();
}
try (DERParser parser = new DERParser(baos.toByteArray())) {
int len = parser.readLength();
fail("Unexpected success: len=" + len);
} catch (StreamCorruptedException e) {
// expected ignored
}
}
}