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/*
* 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.tomcat.websocket;
import java.nio.ByteBuffer;
import org.junit.Assert;
import org.junit.Test;
public class TestWsSession {
@Test
public void testAppendCloseReasonWithTruncation01() {
doTestAppendCloseReasonWithTruncation(100);
}
@Test
public void testAppendCloseReasonWithTruncation02() {
doTestAppendCloseReasonWithTruncation(119);
}
@Test
public void testAppendCloseReasonWithTruncation03() {
doTestAppendCloseReasonWithTruncation(120);
}
@Test
public void testAppendCloseReasonWithTruncation04() {
doTestAppendCloseReasonWithTruncation(121);
}
@Test
public void testAppendCloseReasonWithTruncation05() {
doTestAppendCloseReasonWithTruncation(122);
}
@Test
public void testAppendCloseReasonWithTruncation06() {
doTestAppendCloseReasonWithTruncation(123);
}
@Test
public void testAppendCloseReasonWithTruncation07() {
doTestAppendCloseReasonWithTruncation(124);
}
@Test
public void testAppendCloseReasonWithTruncation08() {
doTestAppendCloseReasonWithTruncation(125);
}
@Test
public void testAppendCloseReasonWithTruncation09() {
doTestAppendCloseReasonWithTruncation(150);
}
private void doTestAppendCloseReasonWithTruncation(int reasonLength) {
StringBuilder reason = new StringBuilder(reasonLength);
for (int i = 0; i < reasonLength; i++) {
reason.append('a');
}
ByteBuffer buf = ByteBuffer.allocate(256);
WsSession.appendCloseReasonWithTruncation(buf, reason.toString());
// Check the position and contents
if (reasonLength <= 123) {
Assert.assertEquals(reasonLength, buf.position());
for (int i = 0; i < reasonLength; i++) {
Assert.assertEquals('a', buf.get(i));
}
} else {
// Must have been truncated
Assert.assertEquals(123, buf.position());
for (int i = 0; i < 120; i++) {
Assert.assertEquals('a', buf.get(i));
}
Assert.assertEquals(0xE2, buf.get(120) & 0xFF);
Assert.assertEquals(0x80, buf.get(121) & 0xFF);
Assert.assertEquals(0xA6, buf.get(122) & 0xFF);
}
}
}
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