| /* |
| |
| Derby - Class org.apache.derbyTesting.junit.BaseTestSuite |
| |
| 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.derbyTesting.junit; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.Enumeration; |
| import junit.framework.TestCase; |
| import junit.framework.TestSuite; |
| |
| /** |
| * Derby replacement for {@code junit.framework.TestSuite}. This version, when |
| * provided with a {@code Class} argument in a constructor or method, |
| * constructs a {@code TestSuite} with a lexicographically sorted set of |
| * fixtures (i.e. test cases) to avoid random fixture ordering (after Java |
| * 6). Its usage is similar to the original JUnit {@code TestSuite} class. |
| */ |
| public class BaseTestSuite extends TestSuite { |
| |
| public BaseTestSuite() { |
| super(); |
| } |
| |
| public BaseTestSuite(String name) { |
| super(name); |
| } |
| |
| public BaseTestSuite(Class cls, String name) { |
| super(name); |
| orderedSuite(cls); |
| } |
| |
| public BaseTestSuite(Class cls) { |
| super(TestConfiguration.suiteName(cls)); |
| orderedSuite(cls); |
| } |
| |
| @Override |
| public void addTestSuite(Class cls) { |
| orderedSuite(cls); |
| } |
| |
| private void orderedSuite(Class<?> cls) { |
| // Extract all tests from the test class and order them. |
| ArrayList<TestCase> tests = new ArrayList<TestCase>(); |
| |
| Enumeration<?> e = new TestSuite(cls).tests(); |
| |
| while (e.hasMoreElements()) { |
| tests.add((TestCase) e.nextElement()); |
| } |
| |
| Collections.sort(tests, TEST_ORDERER); |
| |
| for (TestCase t : tests) { |
| addTest(t); |
| } |
| } |
| |
| /** |
| * A comparator that orders {@code TestCase}s lexicographically by |
| * their names. |
| */ |
| private static final Comparator<TestCase> TEST_ORDERER = |
| new Comparator<TestCase>() { |
| @Override |
| public int compare(TestCase t1, TestCase t2) { |
| return t1.getName().compareTo(t2.getName()); |
| } |
| }; |
| |
| |
| } |