/*
 * Copyright (c) 2002-2012 Alibaba Group Holding Limited.
 * All rights reserved.
 *
 * 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.alibaba.citrus.service.requestcontext.session.idgen.uuid.impl;

import static com.alibaba.citrus.test.TestUtil.*;
import static org.junit.Assert.*;

import com.alibaba.citrus.service.requestcontext.session.idgen.AbstractIDGeneratorTests;
import org.junit.Before;
import org.junit.Test;

public class UUIDGeneratorTests extends AbstractIDGeneratorTests<UUIDGenerator> {
    private String instanceId;

    @Before
    public void init() throws Exception {
        instanceId = getFieldValue(idgen, "instanceId", String.class);
        assertNotNull(instanceId);
    }

    @Test
    public void generate() {
        String sid = idgen.nextID();

        assertTrue(sid.length() > instanceId.length());
        assertTrue(sid.startsWith(instanceId));
    }
}