/*
* 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.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;
public abstract class ProtocolTestBase extends TestCase {
/** Does it make sense to call methods like writeI32 directly on your protocol? */
protected abstract boolean canBeUsedNaked();
/** The protocol factory for the protocol being tested. */
protected abstract TProtocolFactory getFactory();
public void testDouble() throws Exception {
if (canBeUsedNaked()) {
TMemoryBuffer buf = new TMemoryBuffer(1000);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeDouble(123.456);
assertEquals(123.456, proto.readDouble());
}
internalTestStructField(new StructFieldTestCase(TType.DOUBLE, (short)15) {
@Override
public void readMethod(TProtocol proto) throws TException {
assertEquals(123.456, proto.readDouble());
}
@Override
public void writeMethod(TProtocol proto) throws TException {
proto.writeDouble(123.456);
}
});
}
public void testSerialization() throws Exception {
internalTestSerialization(OneOfEach.class, Fixtures.oneOfEach);
internalTestSerialization(Nesting.class, Fixtures.nesting);
internalTestSerialization(HolyMoley.class, Fixtures.holyMoley);
internalTestSerialization(CompactProtoTestStruct.class, Fixtures.compactProtoTestStruct);
}
public void testBinary() throws Exception {
for (byte[] b : Arrays.asList(new byte[0], new byte[]{0,1,2,3,4,5,6,7,8,9,10}, new byte[]{0,1,2,3,4,5,6,7,8,9,10,11,12,13,14}, new byte[128])) {
if (canBeUsedNaked()) {
internalTestNakedBinary(b);
}
internalTestBinaryField(b);
}
}
public void testString() throws Exception {
for (String s : Arrays.asList("", "short", "borderlinetiny", "a bit longer than the smallest possible")) {
if (canBeUsedNaked()) {
internalTestNakedString(s);
}
internalTestStringField(s);
}
}
public void testLong() throws Exception {
if (canBeUsedNaked()) {
internalTestNakedI64(0);
}
internalTestI64Field(0);
for (int i = 0; i < 62; i++) {
if (canBeUsedNaked()) {
internalTestNakedI64(1L << i);
internalTestNakedI64(-(1L << i));
}
internalTestI64Field(1L << i);
internalTestI64Field(-(1L << i));
}
}
public void testInt() throws Exception {
for (int i : Arrays.asList(0, 1, 7, 150, 15000, 31337, 0xffff, 0xffffff, -1, -7, -150, -15000, -0xffff, -0xffffff)) {
if (canBeUsedNaked()) {
internalTestNakedI32(i);
}
internalTestI32Field(i);
}
}
public void testShort() throws Exception {
for (int s : Arrays.asList(0, 1, 7, 150, 15000, 0x7fff, -1, -7, -150, -15000, -0x7fff)) {
if (canBeUsedNaked()) {
internalTestNakedI16((short)s);
}
internalTestI16Field((short)s);
}
}
public void testByte() throws Exception {
if (canBeUsedNaked()) {
internalTestNakedByte();
}
for (int i = 0; i < 128; i++) {
internalTestByteField((byte)i);
internalTestByteField((byte)-i);
}
}
private void internalTestNakedByte() throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(1000);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeByte((byte)123);
assertEquals((byte) 123, proto.readByte());
}
private void internalTestByteField(final byte b) throws Exception {
internalTestStructField(new StructFieldTestCase(TType.BYTE, (short)15) {
public void writeMethod(TProtocol proto) throws TException {
proto.writeByte(b);
}
public void readMethod(TProtocol proto) throws TException {
assertEquals((byte)b, proto.readByte());
}
});
}
private void internalTestNakedI16(short n) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeI16(n);
assertEquals(n, proto.readI16());
}
private void internalTestI16Field(final short n) throws Exception {
internalTestStructField(new StructFieldTestCase(TType.I16, (short)15) {
public void writeMethod(TProtocol proto) throws TException {
proto.writeI16(n);
}
public void readMethod(TProtocol proto) throws TException {
assertEquals(n, proto.readI16());
}
});
}
private void internalTestNakedI32(int n) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeI32(n);
assertEquals(n, proto.readI32());
}
private void internalTestI32Field(final int n) throws Exception {
internalTestStructField(new StructFieldTestCase(TType.I32, (short)15) {
public void writeMethod(TProtocol proto) throws TException {
proto.writeI32(n);
}
public void readMethod(TProtocol proto) throws TException {
assertEquals(n, proto.readI32());
}
});
}
private void internalTestNakedI64(long n) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeI64(n);
assertEquals(n, proto.readI64());
}
private void internalTestI64Field(final long n) throws Exception {
internalTestStructField(new StructFieldTestCase(TType.I64, (short)15) {
public void writeMethod(TProtocol proto) throws TException {
proto.writeI64(n);
}
public void readMethod(TProtocol proto) throws TException {
assertEquals(n, proto.readI64());
}
});
}
private void internalTestNakedString(String str) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeString(str);
assertEquals(str, proto.readString());
}
private void internalTestStringField(final String str) throws Exception {
internalTestStructField(new StructFieldTestCase(TType.STRING, (short)15) {
public void writeMethod(TProtocol proto) throws TException {
proto.writeString(str);
}
public void readMethod(TProtocol proto) throws TException {
assertEquals(str, proto.readString());
}
});
}
private void internalTestNakedBinary(byte[] data) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
proto.writeBinary(ByteBuffer.wrap(data));
assertEquals(ByteBuffer.wrap(data), proto.readBinary());
}
private void internalTestBinaryField(final byte[] data) throws Exception {
internalTestStructField(new StructFieldTestCase(TType.STRING, (short)15) {
public void writeMethod(TProtocol proto) throws TException {
proto.writeBinary(ByteBuffer.wrap(data));
}
public void readMethod(TProtocol proto) throws TException {
assertEquals(ByteBuffer.wrap(data), proto.readBinary());
}
});
}
private <T extends TBase> void internalTestSerialization(Class<T> klass, T expected) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TBinaryProtocol binproto = new TBinaryProtocol(buf);
expected.write(binproto);
buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
expected.write(proto);
System.out.println("Size in " + proto.getClass().getSimpleName() + ": " + buf.length());
T actual = klass.newInstance();
actual.read(proto);
assertEquals(expected, actual);
}
public void testMessage() throws Exception {
List<TMessage> msgs = Arrays.asList(new TMessage[]{
new TMessage("short message name", TMessageType.CALL, 0),
new TMessage("1", TMessageType.REPLY, 12345),
new TMessage("loooooooooooooooooooooooooooooooooong", TMessageType.EXCEPTION, 1 << 16),
new TMessage("Janky", TMessageType.CALL, 0),
});
for (TMessage msg : msgs) {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
TMessage output = null;
proto.writeMessageBegin(msg);
proto.writeMessageEnd();
output = proto.readMessageBegin();
assertEquals(msg, output);
}
}
public void testServerRequest() throws Exception {
Srv.Iface handler = new Srv.Iface() {
public int Janky(int i32arg) throws TException {
return i32arg * 2;
}
public int primitiveMethod() throws TException {
return 0;
}
public CompactProtoTestStruct structMethod() throws TException {
return null;
}
public void voidMethod() throws TException {
}
public void methodWithDefaultArgs(int something) throws TException {
}
@Override
public void onewayMethod() throws TException {
}
};
Srv.Processor testProcessor = new Srv.Processor(handler);
TMemoryBuffer clientOutTrans = new TMemoryBuffer(0);
TProtocol clientOutProto = getFactory().getProtocol(clientOutTrans);
TMemoryBuffer clientInTrans = new TMemoryBuffer(0);
TProtocol clientInProto = getFactory().getProtocol(clientInTrans);
Srv.Client testClient = new Srv.Client(clientInProto, clientOutProto);
testClient.send_Janky(1);
// System.out.println(clientOutTrans.inspect());
testProcessor.process(clientOutProto, clientInProto);
// System.out.println(clientInTrans.inspect());
assertEquals(2, testClient.recv_Janky());
}
public void testTDeserializer() throws TException {
TSerializer ser = new TSerializer(getFactory());
byte[] bytes = ser.serialize(Fixtures.compactProtoTestStruct);
TDeserializer deser = new TDeserializer(getFactory());
CompactProtoTestStruct cpts = new CompactProtoTestStruct();
deser.deserialize(cpts, bytes);
assertEquals(Fixtures.compactProtoTestStruct, cpts);
}
//
// Helper methods
//
private void internalTestStructField(StructFieldTestCase testCase) throws Exception {
TMemoryBuffer buf = new TMemoryBuffer(0);
TProtocol proto = getFactory().getProtocol(buf);
TField field = new TField("test_field", testCase.type_, testCase.id_);
proto.writeStructBegin(new TStruct("test_struct"));
proto.writeFieldBegin(field);
testCase.writeMethod(proto);
proto.writeFieldEnd();
proto.writeStructEnd();
proto.readStructBegin();
TField readField = proto.readFieldBegin();
assertEquals(testCase.id_, readField.id);
assertEquals(testCase.type_, readField.type);
testCase.readMethod(proto);
proto.readStructEnd();
}
private static abstract class StructFieldTestCase {
byte type_;
short id_;
public StructFieldTestCase(byte type, short id) {
type_ = type;
id_ = id;
}
public abstract void writeMethod(TProtocol proto) throws TException;
public abstract void readMethod(TProtocol proto) throws TException;
}
private static final int NUM_TRIALS = 5;
private static final int NUM_REPS = 10000;
protected void benchmark() throws Exception {
for (int trial = 0; trial < NUM_TRIALS; trial++) {
TSerializer ser = new TSerializer(getFactory());
byte[] serialized = null;
long serStart = System.currentTimeMillis();
for (int rep = 0; rep < NUM_REPS; rep++) {
serialized = ser.serialize(Fixtures.holyMoley);
}
long serEnd = System.currentTimeMillis();
long serElapsed = serEnd - serStart;
System.out.println("Ser:\t" + serElapsed + "ms\t"
+ ((double)serElapsed / NUM_REPS) + "ms per serialization");
HolyMoley cpts = new HolyMoley();
TDeserializer deser = new TDeserializer(getFactory());
long deserStart = System.currentTimeMillis();
for (int rep = 0; rep < NUM_REPS; rep++) {
deser.deserialize(cpts, serialized);
}
long deserEnd = System.currentTimeMillis();
long deserElapsed = deserEnd - deserStart;
System.out.println("Des:\t" + deserElapsed + "ms\t"
+ ((double)deserElapsed / NUM_REPS) + "ms per deserialization");
}
}
}