/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.lucene.util;
import org.junit.rules.TestRule;
import org.junit.runner.Description;
import org.junit.runners.model.Statement;
/**
* Require assertions for Lucene/Solr packages.
*/
public class TestRuleAssertionsRequired implements TestRule {
@Override
public Statement apply(final Statement base, final Description description) {
return new Statement() {
@Override
public void evaluate() throws Throwable {
try {
// Make sure -ea matches -Dtests.asserts, to catch accidental mis-use:
if (LuceneTestCase.assertsAreEnabled != LuceneTestCase.TEST_ASSERTS_ENABLED) {
String msg = "Assertions mismatch: ";
if (LuceneTestCase.assertsAreEnabled) {
msg += "-ea was specified";
} else {
msg += "-ea was not specified";
}
if (LuceneTestCase.TEST_ASSERTS_ENABLED) {
msg += " but -Dtests.asserts=true";
} else {
msg += " but -Dtests.asserts=false";
}
System.err.println(msg);
throw new Exception(msg);
}
} catch (AssertionError e) {
// Ok, enabled.
}
base.evaluate();
}
};
}
}