PropertyPlaceholderResolverTest.java

/**
 * The MIT License
 * Copyright (c) 2014 JMXTrans Team
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package org.jmxtrans.utils;

import org.testng.annotations.Test;

import static org.assertj.core.api.Assertions.assertThat;

/**
 * @author <a href="mailto:cleclerc@xebia.fr">Cyrille Le Clerc</a>
 */
public class PropertyPlaceholderResolverTest {

    private PropertyPlaceholderResolver resolver = new PropertyPlaceholderResolver();

    @Test
    public void testResolveStringWithSystemProperty() {
        System.setProperty("graphite.host", "graphite-server.private.mycompany.com");
        try {
            assertThat(resolver.resolveString("${graphite.host:localhost}"))
                    .isEqualTo("graphite-server.private.mycompany.com");
        } finally {
            System.getProperties().remove("graphite.host");
        }
    }

    @Test
    public void testResolveComplexStringWithSystemProperty() {
        System.setProperty("graphite.host", "graphite-server.private.mycompany.com");
        try {
            assertThat(resolver.resolveString("${graphite.host:localhost}:${graphite.port:2003}"))
                    .isEqualTo("graphite-server.private.mycompany.com:2003");
        } finally {
            System.getProperties().remove("graphite.host");
        }
    }

    @Test
    public void testResolveStringWithDefaultValue() {
        assertThat(resolver.resolveString("${graphite.host:localhost}"))
                .isEqualTo("localhost");
    }

}