--- /dev/null
+/**
+ * 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;
+
+public class TestCloseableThreadLocal extends LuceneTestCase {
+ public static final String TEST_VALUE = "initvaluetest";
+
+ public void testInitValue() {
+ InitValueThreadLocal tl = new InitValueThreadLocal();
+ String str = (String)tl.get();
+ assertEquals(TEST_VALUE, str);
+ }
+
+ public void testNullValue() throws Exception {
+ // Tests that null can be set as a valid value (LUCENE-1805). This
+ // previously failed in get().
+ CloseableThreadLocal<Object> ctl = new CloseableThreadLocal<Object>();
+ ctl.set(null);
+ assertNull(ctl.get());
+ }
+
+ public void testDefaultValueWithoutSetting() throws Exception {
+ // LUCENE-1805: make sure default get returns null,
+ // twice in a row
+ CloseableThreadLocal<Object> ctl = new CloseableThreadLocal<Object>();
+ assertNull(ctl.get());
+ }
+
+ public class InitValueThreadLocal extends CloseableThreadLocal<Object> {
+ @Override
+ protected Object initialValue() {
+ return TEST_VALUE;
+ }
+ }
+}