/*
 * Copyright 2005-2011 the original author or authors.
 * 
 * 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 org.wamblee.xmlrouter.impl;

import static junit.framework.Assert.*;
import static org.mockito.Mockito.*;

import org.junit.Before;
import org.junit.Test;
import org.wamblee.xmlrouter.common.Id;
import org.wamblee.xmlrouter.config.ConfigException;
import org.wamblee.xmlrouter.config.Identifiable;

public class RobustIdentifiableTest {

    private Identifiable<Integer> ident;

    @Before
    public void setUp() {
        ident = mock(Identifiable.class);
    }

    @Test(expected = ConfigException.class)
    public void testIdIsNull() {
        when(ident.getId()).thenReturn(null);
        RobustIdentifiable<Integer> robust = new RobustIdentifiable<Integer>(
            "prefix", ident);
    }

    @Test(expected = ConfigException.class)
    public void testIdThrowsException() {
        doThrow(new RuntimeException("xxx")).when(ident).getId();
        RobustIdentifiable<Integer> robust = new RobustIdentifiable<Integer>(
            "prefix", ident);
    }

    @Test
    public void testNormalCase() {
        when(ident.getId()).thenReturn(new Id<Integer>("myid"));
        RobustIdentifiable<Integer> robust = new RobustIdentifiable<Integer>(
            "prefix.", ident);
        assertEquals("prefix.myid", robust.getId().toString());

        // changes later do not have any effect, the id should be immutable.
        when(ident.getId()).thenReturn(new Id<Integer>("myid2"));
        assertEquals("prefix.myid", robust.getId().toString());
    }
}