/*
* 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
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* KIND, either express or implied. See the License for the
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package org.apache.thrift.protocol;
import java.nio.ByteBuffer;
import java.util.Arrays;
import java.util.List;
import junit.framework.TestCase;
import org.apache.thrift.Fixtures;
import org.apache.thrift.TBase;
import org.apache.thrift.TDeserializer;
import org.apache.thrift.TException;
import org.apache.thrift.TSerializer;
import org.apache.thrift.transport.TMemoryBuffer;
import thrift.test.CompactProtoTestStruct;
import thrift.test.HolyMoley;
import thrift.test.Nesting;
import thrift.test.OneOfEach;
import thrift.test.Srv;
import thrift.test.GuessProtocolStruct;
public class TestTProtocolUtil extends TestCase {
public void testGuessProtocolFactory_JSON() throws Exception {
byte[] data = "{foo}".getBytes();
TProtocolFactory factory = TProtocolUtil.guessProtocolFactory(data, new TCompactProtocol.Factory());
assertTrue(factory instanceof TJSONProtocol.Factory);
// Make sure data serialized with TCompact and which starts with '{'
// is not mistakenly guessed as serialized with JSON.
GuessProtocolStruct s = new GuessProtocolStruct();
s.putToMap_field("}","}");
byte[] ser = new TSerializer(new TCompactProtocol.Factory()).serialize(s);
factory = TProtocolUtil.guessProtocolFactory(ser, new TCompactProtocol.Factory());
assertFalse(factory instanceof TJSONProtocol.Factory);
}
public void testGuessProtocolFactory_Binary() throws Exception {
// Check that a last byte != 0 is correctly reported as Binary
byte[] buf = new byte[1];
for (int i = 1; i < 256; i++) {
buf[0] = (byte) i;
TProtocolFactory factory = TProtocolUtil.guessProtocolFactory(buf, new TCompactProtocol.Factory());
assertTrue(factory instanceof TBinaryProtocol.Factory);
}
// Check that a second byte set to 0 is reported as Binary
buf = new byte[2];
TProtocolFactory factory = TProtocolUtil.guessProtocolFactory(buf, new TCompactProtocol.Factory());
assertTrue(factory instanceof TBinaryProtocol.Factory);
}
public void testGuessProtocolFactory_Compact() throws Exception {
// Check that a first byte > 0x10 is reported as Compact
byte[] buf = new byte[3];
buf[0] = 0x11;
TProtocolFactory factory = TProtocolUtil.guessProtocolFactory(buf, new TBinaryProtocol.Factory());
assertTrue(factory instanceof TCompactProtocol.Factory);
// Check that second byte >= 0x80 is reported as Compact
buf[0] = 0;
for (int i = 0x80; i < 0x100; i++) {
buf[1] = (byte) i;
factory = TProtocolUtil.guessProtocolFactory(buf, new TBinaryProtocol.Factory());
assertTrue(factory instanceof TCompactProtocol.Factory);
}
}
public void testGuessProtocolFactory_Undecided() throws Exception {
byte[] buf = new byte[3];
buf[1] = 0x7e;
TProtocolFactory factory = TProtocolUtil.guessProtocolFactory(buf, new TSimpleJSONProtocol.Factory());
assertTrue(factory instanceof TSimpleJSONProtocol.Factory);
}
}