EnvironmentUtilTest.java

package com.cloudhopper.commons.util;

/*
 * #%L
 * ch-commons-util
 * %%
 * Copyright (C) 2012 Cloudhopper by Twitter
 * %%
 * 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.
 * #L%
 */

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.junit.*;

/**
 * Tests FileUtil class.
 * 
 * @author joelauer (twitter: @jjlauer or <a href="http://twitter.com/jjlauer" target=window>http://twitter.com/jjlauer</a>)
 */
public class EnvironmentUtilTest {
    private static final Logger logger = LoggerFactory.getLogger(EnvironmentUtilTest.class);

    @Test
    public void splitHostFQDN() throws Exception {
        String[] result = EnvironmentUtil.splitHostFQDN("joelauer-02");
        Assert.assertEquals("joelauer-02", result[0]);
        Assert.assertEquals(null, result[1]);

        result = EnvironmentUtil.splitHostFQDN("joelauer-02.");
        Assert.assertEquals("joelauer-02", result[0]);
        Assert.assertEquals(null, result[1]);

        result = EnvironmentUtil.splitHostFQDN("joelauer-02.c");
        Assert.assertEquals("joelauer-02", result[0]);
        Assert.assertEquals("c", result[1]);

        result = EnvironmentUtil.splitHostFQDN(null);
        Assert.assertEquals(null, result[0]);
        Assert.assertEquals(null, result[1]);

        result = EnvironmentUtil.splitHostFQDN("");
        Assert.assertEquals(null, result[0]);
        Assert.assertEquals(null, result[1]);

        result = EnvironmentUtil.splitHostFQDN(".");
        Assert.assertEquals("", result[0]);
        Assert.assertEquals(null, result[1]);
    }
    
}