////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code for adherence to a set of rules.
// Copyright (C) 2001-2017 the original author or authors.
//
// This library 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 (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
////////////////////////////////////////////////////////////////////////////////
package com.puppycrawl.tools.checkstyle;
import java.util.Properties;
import org.junit.Assert;
import org.junit.Test;
public class PropertiesExpanderTest {
@Test
public void testCtorException() {
try {
new PropertiesExpander(null);
Assert.fail("exception expected");
}
catch (IllegalArgumentException ex) {
Assert.assertEquals("cannot pass null", ex.getMessage());
}
}
@Test
public void testDefaultProperties() {
final Properties properties = new Properties(System.getProperties());
properties.setProperty("test", "checkstyle");
Assert.assertEquals(System.getProperty("user.home"), properties.getProperty("user.home"));
Assert.assertEquals("checkstyle", properties.getProperty("test"));
final PropertiesExpander expander = new PropertiesExpander(properties);
Assert.assertEquals(System.getProperty("user.home"), expander.resolve("user.home"));
Assert.assertEquals("checkstyle", expander.resolve("test"));
}
}