/*
* Copyright 2013 Harald Wellmann.
*
* 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.ops4j.pax.exam;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertThat;
import org.junit.Assume;
import org.junit.Before;
import org.junit.Test;
public class ConfigurationManagerTest {
@Before
public void before() {
System.clearProperty("exam.test.properties");
System.clearProperty("exam.test.key1");
System.clearProperty("exam.test.key2");
}
@Test
public void loadSystemProperties() {
ConfigurationManager cm = new ConfigurationManager();
assertThat(System.getProperty("exam.test.key1"), is(nullValue()));
assertThat(System.getProperty("exam.test.key2"), is(nullValue()));
String cp = System.getProperty("java.class.path");
cm.loadSystemProperties("exam.test.props");
assertThat(System.getProperty("exam.test.key1"), is("value1"));
assertThat(System.getProperty("exam.test.key2"), is("value2"));
assertThat(System.getProperty("java.class.path"), is(cp));
}
@Test
public void loadSystemPropertiesOverwrite() {
ConfigurationManager cm = new ConfigurationManager();
System.setProperty("exam.test.key1", "old1");
System.setProperty("exam.test.key2", "old2");
cm.loadSystemProperties("exam.test.props");
assertThat(System.getProperty("exam.test.key1"), is("value1"));
assertThat(System.getProperty("exam.test.key2"), is("value2"));
}
@Test
public void loadSystemPropertiesFromEnvironment() {
Assume.assumeThat(System.getenv("EXAM_TEST_PROPS"), is("props/test.properties"));
ConfigurationManager cm = new ConfigurationManager();
System.setProperty("exam.test.key1", "old1");
System.setProperty("exam.test.key2", "old2");
cm.loadSystemProperties("exam.test.props.env");
assertThat(System.getProperty("exam.test.key1"), is("value1"));
assertThat(System.getProperty("exam.test.key2"), is("value2"));
}
}