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TestUtils.java
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TestUtils.java
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/**
* Copyright (C) 2016 Czech Technical University in Prague
*
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* This program 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 General Public License for more
* details. You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.ontodriver.sesame.environment;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.Random;
public final class TestUtils {
private static final Random RAND = new Random();
private TestUtils() {
}
public static void setMock(String fieldName, Class<?> cls, Object mock) throws Exception {
final Field field = cls.getDeclaredField(fieldName);
setFieldValue(null, mock, field);
}
private static void setFieldValue(Object target, Object mock, final Field field)
throws Exception {
field.setAccessible(true);
removeFinalModifier(field);
field.set(target, mock);
}
public static void setMock(String fieldName, Object target, Object mock) throws Exception {
final Field field = target.getClass().getDeclaredField(fieldName);
setFieldValue(target, mock, field);
}
private static void removeFinalModifier(Field field) throws Exception {
Field modifiersField = Field.class.getDeclaredField("modifiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
}
public static String randomUri() {
return "http://krizik.felk.cvut.cz/ontologies/ontodriver/sesame#uri" + RAND.nextInt();
}
}