/*
* Copyright 2013 Rackspace
*
* Licensed 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 com.rackspacecloud.blueflood.io.serializers;
import com.rackspacecloud.blueflood.io.Constants;
import com.rackspacecloud.blueflood.io.serializers.NumericSerializer;
import com.rackspacecloud.blueflood.types.CounterRollup;
import junit.framework.Assert;
import org.apache.commons.codec.binary.Base64;
import org.junit.Test;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.OutputStream;
import java.nio.ByteBuffer;
public class CounterRollupSerializationTest {
@Test
public void testCounterV1RoundTrip() throws IOException {
CounterRollup c0 = new CounterRollup().withCount(7442245).withSampleCount(1);
CounterRollup c1 = new CounterRollup().withCount(34454722343L).withSampleCount(10);
if (System.getProperty("GENERATE_COUNTER_SERIALIZATION") != null) {
OutputStream os = new FileOutputStream("src/test/resources/serializations/counter_version_" + Constants.VERSION_1_COUNTER_ROLLUP + ".bin", false);
os.write(Base64.encodeBase64(new NumericSerializer.CounterRollupSerializer().toByteBuffer(c0).array()));
os.write("\n".getBytes());
os.write(Base64.encodeBase64(new NumericSerializer.CounterRollupSerializer().toByteBuffer(c1).array()));
os.write("\n".getBytes());
os.close();
}
Assert.assertTrue(new File("src/test/resources/serializations").exists());
int count = 0;
int version = 0;
final int maxVersion = Constants.VERSION_1_COUNTER_ROLLUP;
while (version <= maxVersion) {
BufferedReader reader = new BufferedReader(new FileReader("src/test/resources/serializations/counter_version_" + version + ".bin"));
ByteBuffer bb = ByteBuffer.wrap(Base64.decodeBase64(reader.readLine().getBytes()));
CounterRollup cc0 = NumericSerializer.serializerFor(CounterRollup.class).fromByteBuffer(bb);
Assert.assertEquals(c0, cc0);
bb = ByteBuffer.wrap(Base64.decodeBase64(reader.readLine().getBytes()));
CounterRollup cc1 = NumericSerializer.serializerFor(CounterRollup.class).fromByteBuffer(bb);
Assert.assertEquals(c1, cc1);
Assert.assertFalse(cc0.equals(cc1));
version++;
count++;
}
Assert.assertTrue(count > 0);
}
}