/*
* 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.clerezza.rdf.storage.externalizer;
import java.io.File;
import org.apache.clerezza.rdf.core.TypedLiteral;
import org.apache.clerezza.rdf.core.UriRef;
import org.apache.clerezza.rdf.core.impl.SimpleMGraph;
import org.apache.clerezza.rdf.core.impl.TypedLiteralImpl;
import org.junit.Assert;
import org.junit.Test;
/**
*
* @author reto
*/
public class ExternalizingMGraphTest {
@Test
public void replaceLiteral() throws Exception {
File dataDir = File.createTempFile("test", "externalizer");
dataDir.delete();
dataDir.mkdir();
ExternalizingMGraph graph = new ExternalizingMGraph(new SimpleMGraph(), dataDir);
TypedLiteral lit = new TypedLiteralImpl("jkjkj", ExternalizingMGraph.base64Uri);
UriRef replacement = graph.replace(lit);
TypedLiteral reconstructed = graph.getLiteralForUri(replacement.getUnicodeString());
Assert.assertEquals(replacement, graph.replace(reconstructed));
}
@Test
public void base16Ints() throws Exception {
File dataDir = File.createTempFile("test", "externalizer");
dataDir.delete();
dataDir.mkdir();
ExternalizingMGraph graph = new ExternalizingMGraph(new SimpleMGraph(), dataDir);
//int value = -1291264412;
int value = -0x10;
byte[] bytes = new byte[4];
bytes[0] = (byte) (0xFF & (value >>> 24));
bytes[1] = (byte) (0xFF & (value >>> 16));
bytes[2] = (byte) (0xFF & (value >>> 8));
bytes[3] = (byte) (0xFF & value);
Assert.assertEquals(value, graph.parseHexInt(graph.toBase16(bytes)));
}
}