123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657 |
- /* ====================================================================
- 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.poi.util;
-
- import static org.junit.jupiter.api.Assertions.assertEquals;
-
- import org.apache.poi.sl.draw.DrawFactory;
- import org.junit.jupiter.api.AfterEach;
- import org.junit.jupiter.api.Test;
-
- public class TestThreadLocalUtil {
- private final MemoryLeakVerifier verifier = new MemoryLeakVerifier();
-
- @AfterEach
- void tearDown() {
- verifier.assertGarbageCollected();
- }
-
- @Test
- public void testClearThreadLocalsNoData() {
- // simply calling it without any thread locals should work
- ThreadLocalUtil.clearAllThreadLocals();
- }
-
- @Test
- public void testClearThreadLocalsWithData() {
- DrawFactory factory = new DrawFactory();
-
- // use the memory leak verifier to ensure that the thread-local is
- // released after the clear-call below
- verifier.addObject(factory);
-
- // store the object in a thread-local
- DrawFactory.setDefaultFactory(factory);
-
- // retrieving it works now
- assertEquals(factory, DrawFactory.getInstance(null));
-
- // then clear them so that the verifier in tearDown() does not
- // see the reference any longer
- ThreadLocalUtil.clearAllThreadLocals();
- }
- }
|