69 lines
2.4 KiB
Java
69 lines
2.4 KiB
Java
/*
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* Copyright (c) 2019, 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 8173975
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* @summary Lookup::in throws IAE if the target class is a primitive class or array class
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* @run testng/othervm LookupClassTest
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*/
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.MethodHandles.Lookup;
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import org.testng.annotations.BeforeTest;
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import org.testng.annotations.Test;
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import static org.testng.Assert.*;
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public class LookupClassTest {
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private static final LookupClassTest[] ARRAY = new LookupClassTest[0];
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@BeforeTest
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public void test() {
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assertTrue(ARRAY.getClass().isArray());
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assertSamePackage(MethodHandles.lookup(), ARRAY.getClass());
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assertSamePackage(MethodHandles.publicLookup(), int.class);
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}
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private void assertSamePackage(Lookup lookup, Class<?> targetClass) {
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assertEquals(lookup.lookupClass().getPackageName(), targetClass.getPackageName());
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}
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@Test(expectedExceptions = IllegalArgumentException.class)
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public void arrayLookupClass() {
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Lookup lookup = MethodHandles.lookup();
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lookup.in(ARRAY.getClass());
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}
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@Test(expectedExceptions = IllegalArgumentException.class)
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public void primitiveLookupClass() {
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Lookup lookup = MethodHandles.publicLookup();
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lookup.in(int.class);
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}
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@Test(expectedExceptions = IllegalArgumentException.class)
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public void voidLookupClass() {
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Lookup lookup = MethodHandles.publicLookup();
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lookup.in(void.class);
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}
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}
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