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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.thrift.transport;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.nio.ByteBuffer;
import org.apache.thrift.TConfiguration;
import org.junit.jupiter.api.Test;
public class TestAutoExpandingBufferReadTransport {
private static final byte[] HUNDRED_BYTES = new byte[100];
static {
for (byte i = 0; i < 100; i++) {
HUNDRED_BYTES[i] = i;
}
}
@Test
public void testIt() throws Exception {
AutoExpandingBufferReadTransport t =
new AutoExpandingBufferReadTransport(new TConfiguration(), 150);
TMemoryInputTransport membuf = new TMemoryInputTransport(new TConfiguration(), HUNDRED_BYTES);
t.fill(membuf, 100);
assertEquals(100, t.getBytesRemainingInBuffer());
assertEquals(0, t.getBufferPosition());
byte[] target = new byte[10];
assertEquals(10, t.read(target, 0, 10));
assertEquals(ByteBuffer.wrap(HUNDRED_BYTES, 0, 10), ByteBuffer.wrap(target));
assertEquals(90, t.getBytesRemainingInBuffer());
assertEquals(10, t.getBufferPosition());
}
}
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