80 lines
2.9 KiB
Java
80 lines
2.9 KiB
Java
/*
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* Copyright (c) 2018, 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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import jdk.internal.util.SystemProps.Raw;
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import org.testng.Assert;
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import org.testng.annotations.Test;
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import java.lang.reflect.Field;
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import java.lang.reflect.Modifier;
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/*
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* @test
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* @summary Test to verify that the SystemProps.Raw _xxx_NDX indices are unique and without gaps.
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* @modules java.base/jdk.internal.util:+open
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* @run testng VerifyRawIndexesTest
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*/
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@Test
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public class VerifyRawIndexesTest {
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/**
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* Check that the Raw._*_NDX indexes are sequential and followed by
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* the FIXED_LENGTH value.
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* It verifies there there are no gaps or duplication in the declarations.
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*/
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@Test
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void verifyIndexes() {
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Field[] fields = Raw.class.getDeclaredFields();
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int expectedModifiers = Modifier.PRIVATE | Modifier.STATIC | Modifier.FINAL;
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int next = 0; // indexes start at zero
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int fixedLength = -1;
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for (Field f : fields) {
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try {
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int mods = f.getModifiers();
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String name = f.getName();
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if (((mods & expectedModifiers) == expectedModifiers) &&
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(name.endsWith("_NDX") || name.equals("FIXED_LENGTH"))) {
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f.setAccessible(true);
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int ndx = f.getInt(null);
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System.out.printf("%s: %s%n", name, ndx);
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Assert.assertEquals(ndx, next, "index value wrong");
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if (name.equals("FIXED_LENGTH")) {
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fixedLength = next; // remember for final check
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}
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next++;
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} else {
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System.out.printf("Ignoring field: " + f);
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}
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} catch (IllegalAccessException iae) {
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Assert.fail("unexpected exception", iae);
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}
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}
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Assert.assertEquals(next - 1, fixedLength,
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"FIXED_LENGTH should be 1 greater than max of _NDX indexes");
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}
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}
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