/*
* Copyright 2002-2014 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.springframework.core.env;
import java.util.Collections;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Tests for {@link CompositePropertySource}.
*
* @author Phillip Webb
*/
public class CompositePropertySourceTests {
@Test
public void addFirst() {
PropertySource<?> p1 = new MapPropertySource("p1", Collections.emptyMap());
PropertySource<?> p2 = new MapPropertySource("p2", Collections.emptyMap());
PropertySource<?> p3 = new MapPropertySource("p3", Collections.emptyMap());
CompositePropertySource composite = new CompositePropertySource("c");
composite.addPropertySource(p2);
composite.addPropertySource(p3);
composite.addPropertySource(p1);
composite.addFirstPropertySource(p1);
String s = composite.toString();
int i1 = s.indexOf("name='p1'");
int i2 = s.indexOf("name='p2'");
int i3 = s.indexOf("name='p3'");
assertTrue("Bad order: " + s, ((i1 < i2) && (i2 < i3)));
}
}