org.cesecore.config.ConfigurationHolderTest.java Source code

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Here is the source code for org.cesecore.config.ConfigurationHolderTest.java

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/*************************************************************************
 *                                                                       *
 *  CESeCore: CE Security Core                                           *
 *                                                                       *
 *  This software is free software; you can redistribute it and/or       *
 *  modify it under the terms of the GNU Lesser General Public           *
 *  License as published by the Free Software Foundation; either         *
 *  version 2.1 of the License, or any later version.                    *
 *                                                                       *
 *  See terms of license at gnu.org.                                     *
 *                                                                       *
 *************************************************************************/

package org.cesecore.config;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.lang.reflect.Field;

import org.apache.commons.configuration.CompositeConfiguration;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.commons.configuration.PropertiesConfiguration;
import org.junit.Before;
import org.junit.Test;

/**
 * Tests the ConfigurationHolder class
 * 
 * @version $Id: ConfigurationHolderTest.java 19777 2014-09-18 13:11:18Z mikekushner $
 */
public class ConfigurationHolderTest {

    @Before
    public void setUp() {
        ConfigurationHolder.instance().clear();
    }

    @Test
    public void testGetString() throws Exception {
        File f = File.createTempFile("cesecore", "test");
        try {
            FileWriter fw = new FileWriter(f);

            // First the value "property1" should not exists in configuration
            // Test null default value and a default value
            String val = ConfigurationHolder.getString("property1");
            assertNull(val);
            // Create a configuration file
            fw.write("property1=foo\n");
            fw.write("property2=${property1}bar\n");
            // Make sure we handle comma in values
            fw.write("property3=EN,DE,FR\n");
            fw.close();
            // We haven't read it so it should still not contain our property
            val = ConfigurationHolder.getString("property1");
            assertEquals(null, val);
            // Add the config file to configuration, now the property should be visible
            ConfigurationHolder.addConfigurationFile(f.getAbsolutePath());
            val = ConfigurationHolder.getString("property1");
            assertEquals("foo", val);
            // An expanded string "${property1}bar" will be expanded with the value from "property1" (foo)
            val = ConfigurationHolder.getString("property2");
            assertEquals("foobar", val);
            // Make sure we handle comma in values
            val = ConfigurationHolder.getString("property3");
            assertEquals("EN,DE,FR", val);
        } finally {
            f.deleteOnExit();
        }
    }

    @Test
    public void testGetDefaultValuesWithCommas() throws SecurityException, NoSuchFieldException,
            IllegalArgumentException, IllegalAccessException, IOException, ConfigurationException {
        // Make sure we handle comma in default values
        String val = ConfigurationHolder.getString("intresources.preferredlanguage");
        assertEquals("en", val);
        // A little reflection magic just to avoid dumping a test value in defaultvalues.properties file.
        Field field = ConfigurationHolder.class.getDeclaredField("defaultValues");
        field.setAccessible(true);
        CompositeConfiguration defaultValues = (CompositeConfiguration) field.get(null);
        val = ConfigurationHolder.getString("test.comma.in.defaultvalue");
        assertNull(val);
        File f = File.createTempFile("cesecore", "test");
        try {
            FileWriter fw = new FileWriter(f);
            fw.write("test.comma.in.defaultvalue=EN,DE,FR\n");
            fw.close();
            defaultValues.addConfiguration(new PropertiesConfiguration(f));
            val = ConfigurationHolder.getString("test.comma.in.defaultvalue");
            assertEquals("EN,DE,FR", val);
        } finally {
            f.deleteOnExit();
        }
    }
}