51 lines
1.9 KiB
Java
51 lines
1.9 KiB
Java
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/*
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* Copyright (c) 2015, 2022, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8080535 8191410 8215194 8221431 8239383 8268081 8283465
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* @summary Check if the NUM_ENTITIES field reflects the correct number
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* of Character.UnicodeBlock constants.
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* @modules java.base/java.lang:open
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* @run testng NumberEntities
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*/
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import static org.testng.Assert.assertEquals;
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import org.testng.annotations.Test;
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import java.lang.reflect.Field;
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import java.util.Map;
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@Test
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public class NumberEntities {
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public void test_NumberEntities() throws Throwable {
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// The number of entries in Character.UnicodeBlock.map.
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// See src/java.base/share/classes/java/lang/Character.java
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Field n = Character.UnicodeBlock.class.getDeclaredField("NUM_ENTITIES");
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Field m = Character.UnicodeBlock.class.getDeclaredField("map");
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n.setAccessible(true);
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m.setAccessible(true);
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assertEquals(((Map)m.get(null)).size(), n.getInt(null));
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}
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}
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