/*
 * Licensed to Elastic Search and Shay Banon under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Elastic Search 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.elasticsearch.index.mapper;

import org.apache.lucene.util.BytesRef;
import org.elasticsearch.common.bytes.HashedBytesArray;
import org.elasticsearch.test.ElasticsearchTestCase;
import org.junit.Test;

import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.equalTo;

public class UidTests extends ElasticsearchTestCase {
    
    @Test
    public void testCreateAndSplitId() {
        BytesRef createUid = Uid.createUidAsBytes("foo", "bar");
        HashedBytesArray[] splitUidIntoTypeAndId = Uid.splitUidIntoTypeAndId(createUid);
        assertThat("foo", equalTo(splitUidIntoTypeAndId[0].toUtf8()));
        assertThat("bar", equalTo(splitUidIntoTypeAndId[1].toUtf8()));
        // split also with an offset
        BytesRef ref = new BytesRef(createUid.length+10);
        ref.offset = 9;
        ref.length = createUid.length;
        System.arraycopy(createUid.bytes, createUid.offset, ref.bytes, ref.offset, ref.length);
        splitUidIntoTypeAndId = Uid.splitUidIntoTypeAndId(ref);
        assertThat("foo", equalTo(splitUidIntoTypeAndId[0].toUtf8()));
        assertThat("bar", equalTo(splitUidIntoTypeAndId[1].toUtf8()));
    }
}
