author | psandoz |
Tue, 26 Apr 2016 18:30:00 -0700 | |
changeset 37668 | 34a002e5168a |
parent 37343 | 35a2231828a7 |
child 37719 | add11bc0e6e2 |
permissions | -rw-r--r-- |
36934 | 1 |
/* |
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* Copyright (c) 2015, 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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* @run testng/othervm -Diters=10 -Xint VarHandleTestAccessShort |
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* @run testng/othervm -Diters=20000 -XX:TieredStopAtLevel=1 VarHandleTestAccessShort |
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* @run testng/othervm -Diters=20000 VarHandleTestAccessShort |
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* @run testng/othervm -Diters=20000 -XX:-TieredCompilation VarHandleTestAccessShort |
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*/ |
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import org.testng.annotations.BeforeClass; |
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import org.testng.annotations.DataProvider; |
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import org.testng.annotations.Test; |
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import java.lang.invoke.MethodHandles; |
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import java.lang.invoke.VarHandle; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.List; |
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import static org.testng.Assert.*; |
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public class VarHandleTestAccessShort extends VarHandleBaseTest { |
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static final short static_final_v = (short)1; |
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static short static_v; |
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final short final_v = (short)1; |
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short v; |
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VarHandle vhFinalField; |
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VarHandle vhField; |
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VarHandle vhStaticField; |
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VarHandle vhStaticFinalField; |
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VarHandle vhArray; |
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@BeforeClass |
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public void setup() throws Exception { |
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vhFinalField = MethodHandles.lookup().findVarHandle( |
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VarHandleTestAccessShort.class, "final_v", short.class); |
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vhField = MethodHandles.lookup().findVarHandle( |
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VarHandleTestAccessShort.class, "v", short.class); |
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vhStaticFinalField = MethodHandles.lookup().findStaticVarHandle( |
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VarHandleTestAccessShort.class, "static_final_v", short.class); |
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vhStaticField = MethodHandles.lookup().findStaticVarHandle( |
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VarHandleTestAccessShort.class, "static_v", short.class); |
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vhArray = MethodHandles.arrayElementVarHandle(short[].class); |
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} |
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@DataProvider |
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public Object[][] varHandlesProvider() throws Exception { |
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List<VarHandle> vhs = new ArrayList<>(); |
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vhs.add(vhField); |
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vhs.add(vhStaticField); |
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vhs.add(vhArray); |
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return vhs.stream().map(tc -> new Object[]{tc}).toArray(Object[][]::new); |
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} |
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@Test(dataProvider = "varHandlesProvider") |
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public void testIsAccessModeSupported(VarHandle vh) { |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_VOLATILE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_VOLATILE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_ACQUIRE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_RELEASE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.GET_OPAQUE)); |
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.SET_OPAQUE)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_SET)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_VOLATILE)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_ACQUIRE)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.COMPARE_AND_EXCHANGE_RELEASE)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_ACQUIRE)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.WEAK_COMPARE_AND_SET_RELEASE)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.GET_AND_SET)); |
36934 | 110 |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.GET_AND_ADD)); |
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.ADD_AND_GET)); |
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} |
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@DataProvider |
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public Object[][] typesProvider() throws Exception { |
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List<Object[]> types = new ArrayList<>(); |
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types.add(new Object[] {vhField, Arrays.asList(VarHandleTestAccessShort.class)}); |
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types.add(new Object[] {vhStaticField, Arrays.asList()}); |
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types.add(new Object[] {vhArray, Arrays.asList(short[].class, int.class)}); |
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return types.stream().toArray(Object[][]::new); |
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} |
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@Test(dataProvider = "typesProvider") |
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public void testTypes(VarHandle vh, List<Class<?>> pts) { |
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assertEquals(vh.varType(), short.class); |
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assertEquals(vh.coordinateTypes(), pts); |
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testTypes(vh); |
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} |
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@Test |
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public void testLookupInstanceToStatic() { |
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checkIAE("Lookup of static final field to instance final field", () -> { |
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MethodHandles.lookup().findStaticVarHandle( |
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VarHandleTestAccessShort.class, "final_v", short.class); |
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}); |
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checkIAE("Lookup of static field to instance field", () -> { |
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MethodHandles.lookup().findStaticVarHandle( |
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VarHandleTestAccessShort.class, "v", short.class); |
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}); |
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} |
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@Test |
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public void testLookupStaticToInstance() { |
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checkIAE("Lookup of instance final field to static final field", () -> { |
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MethodHandles.lookup().findVarHandle( |
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VarHandleTestAccessShort.class, "static_final_v", short.class); |
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}); |
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checkIAE("Lookup of instance field to static field", () -> { |
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vhStaticField = MethodHandles.lookup().findVarHandle( |
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VarHandleTestAccessShort.class, "static_v", short.class); |
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}); |
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} |
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@DataProvider |
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public Object[][] accessTestCaseProvider() throws Exception { |
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List<AccessTestCase<?>> cases = new ArrayList<>(); |
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cases.add(new VarHandleAccessTestCase("Instance final field", |
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vhFinalField, vh -> testInstanceFinalField(this, vh))); |
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cases.add(new VarHandleAccessTestCase("Instance final field unsupported", |
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vhFinalField, vh -> testInstanceFinalFieldUnsupported(this, vh), |
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false)); |
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cases.add(new VarHandleAccessTestCase("Static final field", |
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vhStaticFinalField, VarHandleTestAccessShort::testStaticFinalField)); |
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cases.add(new VarHandleAccessTestCase("Static final field unsupported", |
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vhStaticFinalField, VarHandleTestAccessShort::testStaticFinalFieldUnsupported, |
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false)); |
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cases.add(new VarHandleAccessTestCase("Instance field", |
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vhField, vh -> testInstanceField(this, vh))); |
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cases.add(new VarHandleAccessTestCase("Instance field unsupported", |
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vhField, vh -> testInstanceFieldUnsupported(this, vh), |
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false)); |
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cases.add(new VarHandleAccessTestCase("Static field", |
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vhStaticField, VarHandleTestAccessShort::testStaticField)); |
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cases.add(new VarHandleAccessTestCase("Static field unsupported", |
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vhStaticField, VarHandleTestAccessShort::testStaticFieldUnsupported, |
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false)); |
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cases.add(new VarHandleAccessTestCase("Array", |
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vhArray, VarHandleTestAccessShort::testArray)); |
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cases.add(new VarHandleAccessTestCase("Array unsupported", |
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vhArray, VarHandleTestAccessShort::testArrayUnsupported, |
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false)); |
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cases.add(new VarHandleAccessTestCase("Array index out of bounds", |
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vhArray, VarHandleTestAccessShort::testArrayIndexOutOfBounds, |
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false)); |
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// Work around issue with jtreg summary reporting which truncates |
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// the String result of Object.toString to 30 characters, hence |
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// the first dummy argument |
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return cases.stream().map(tc -> new Object[]{tc.toString(), tc}).toArray(Object[][]::new); |
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} |
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@Test(dataProvider = "accessTestCaseProvider") |
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public <T> void testAccess(String desc, AccessTestCase<T> atc) throws Throwable { |
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T t = atc.get(); |
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int iters = atc.requiresLoop() ? ITERS : 1; |
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for (int c = 0; c < iters; c++) { |
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atc.testAccess(t); |
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} |
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} |
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static void testInstanceFinalField(VarHandleTestAccessShort recv, VarHandle vh) { |
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// Plain |
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{ |
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short x = (short) vh.get(recv); |
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assertEquals(x, (short)1, "get short value"); |
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} |
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// Volatile |
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{ |
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short x = (short) vh.getVolatile(recv); |
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assertEquals(x, (short)1, "getVolatile short value"); |
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} |
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// Lazy |
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{ |
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short x = (short) vh.getAcquire(recv); |
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assertEquals(x, (short)1, "getRelease short value"); |
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} |
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// Opaque |
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{ |
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short x = (short) vh.getOpaque(recv); |
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assertEquals(x, (short)1, "getOpaque short value"); |
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} |
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} |
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static void testInstanceFinalFieldUnsupported(VarHandleTestAccessShort recv, VarHandle vh) { |
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checkUOE(() -> { |
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vh.set(recv, (short)2); |
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}); |
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checkUOE(() -> { |
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vh.setVolatile(recv, (short)2); |
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}); |
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checkUOE(() -> { |
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vh.setRelease(recv, (short)2); |
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}); |
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checkUOE(() -> { |
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vh.setOpaque(recv, (short)2); |
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}); |
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checkUOE(() -> { |
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boolean r = vh.compareAndSet(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short r = (short) vh.compareAndExchangeVolatile(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short r = (short) vh.compareAndExchangeAcquire(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short r = (short) vh.compareAndExchangeRelease(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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boolean r = vh.weakCompareAndSet(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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boolean r = vh.weakCompareAndSetAcquire(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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boolean r = vh.weakCompareAndSetRelease(recv, (short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short o = (short) vh.getAndAdd(recv, (short)1); |
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}); |
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checkUOE(() -> { |
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short o = (short) vh.addAndGet(recv, (short)1); |
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}); |
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} |
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static void testStaticFinalField(VarHandle vh) { |
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// Plain |
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{ |
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short x = (short) vh.get(); |
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assertEquals(x, (short)1, "get short value"); |
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} |
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// Volatile |
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{ |
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short x = (short) vh.getVolatile(); |
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assertEquals(x, (short)1, "getVolatile short value"); |
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} |
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// Lazy |
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{ |
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short x = (short) vh.getAcquire(); |
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assertEquals(x, (short)1, "getRelease short value"); |
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} |
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// Opaque |
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{ |
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short x = (short) vh.getOpaque(); |
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assertEquals(x, (short)1, "getOpaque short value"); |
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} |
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} |
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static void testStaticFinalFieldUnsupported(VarHandle vh) { |
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checkUOE(() -> { |
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vh.set((short)2); |
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}); |
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checkUOE(() -> { |
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vh.setVolatile((short)2); |
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}); |
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checkUOE(() -> { |
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vh.setRelease((short)2); |
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}); |
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checkUOE(() -> { |
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vh.setOpaque((short)2); |
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}); |
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checkUOE(() -> { |
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boolean r = vh.compareAndSet((short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short r = (short) vh.compareAndExchangeVolatile((short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short r = (short) vh.compareAndExchangeAcquire((short)1, (short)2); |
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}); |
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checkUOE(() -> { |
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short r = (short) vh.compareAndExchangeRelease((short)1, (short)2); |
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}); |
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360 |
checkUOE(() -> { |
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boolean r = vh.weakCompareAndSet((short)1, (short)2); |
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}); |
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364 |
checkUOE(() -> { |
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365 |
boolean r = vh.weakCompareAndSetAcquire((short)1, (short)2); |
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}); |
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368 |
checkUOE(() -> { |
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boolean r = vh.weakCompareAndSetRelease((short)1, (short)2); |
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}); |
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372 |
checkUOE(() -> { |
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short o = (short) vh.getAndAdd((short)1); |
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}); |
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376 |
checkUOE(() -> { |
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short o = (short) vh.addAndGet((short)1); |
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}); |
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} |
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380 |
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381 |
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382 |
static void testInstanceField(VarHandleTestAccessShort recv, VarHandle vh) { |
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383 |
// Plain |
|
384 |
{ |
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385 |
vh.set(recv, (short)1); |
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short x = (short) vh.get(recv); |
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387 |
assertEquals(x, (short)1, "set short value"); |
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} |
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389 |
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390 |
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// Volatile |
|
392 |
{ |
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393 |
vh.setVolatile(recv, (short)2); |
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394 |
short x = (short) vh.getVolatile(recv); |
|
395 |
assertEquals(x, (short)2, "setVolatile short value"); |
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396 |
} |
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397 |
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398 |
// Lazy |
|
399 |
{ |
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400 |
vh.setRelease(recv, (short)1); |
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401 |
short x = (short) vh.getAcquire(recv); |
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402 |
assertEquals(x, (short)1, "setRelease short value"); |
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403 |
} |
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404 |
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405 |
// Opaque |
|
406 |
{ |
|
407 |
vh.setOpaque(recv, (short)2); |
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408 |
short x = (short) vh.getOpaque(recv); |
|
409 |
assertEquals(x, (short)2, "setOpaque short value"); |
|
410 |
} |
|
411 |
||
412 |
||
413 |
} |
|
414 |
||
415 |
static void testInstanceFieldUnsupported(VarHandleTestAccessShort recv, VarHandle vh) { |
|
416 |
checkUOE(() -> { |
|
417 |
boolean r = vh.compareAndSet(recv, (short)1, (short)2); |
|
418 |
}); |
|
419 |
||
420 |
checkUOE(() -> { |
|
421 |
short r = (short) vh.compareAndExchangeVolatile(recv, (short)1, (short)2); |
|
422 |
}); |
|
423 |
||
424 |
checkUOE(() -> { |
|
425 |
short r = (short) vh.compareAndExchangeAcquire(recv, (short)1, (short)2); |
|
426 |
}); |
|
427 |
||
428 |
checkUOE(() -> { |
|
429 |
short r = (short) vh.compareAndExchangeRelease(recv, (short)1, (short)2); |
|
430 |
}); |
|
431 |
||
432 |
checkUOE(() -> { |
|
433 |
boolean r = vh.weakCompareAndSet(recv, (short)1, (short)2); |
|
434 |
}); |
|
435 |
||
436 |
checkUOE(() -> { |
|
437 |
boolean r = vh.weakCompareAndSetAcquire(recv, (short)1, (short)2); |
|
438 |
}); |
|
439 |
||
440 |
checkUOE(() -> { |
|
441 |
boolean r = vh.weakCompareAndSetRelease(recv, (short)1, (short)2); |
|
442 |
}); |
|
443 |
||
444 |
checkUOE(() -> { |
|
445 |
short o = (short) vh.getAndAdd(recv, (short)1); |
|
446 |
}); |
|
447 |
||
448 |
checkUOE(() -> { |
|
449 |
short o = (short) vh.addAndGet(recv, (short)1); |
|
450 |
}); |
|
451 |
} |
|
452 |
||
453 |
||
454 |
static void testStaticField(VarHandle vh) { |
|
455 |
// Plain |
|
456 |
{ |
|
457 |
vh.set((short)1); |
|
458 |
short x = (short) vh.get(); |
|
459 |
assertEquals(x, (short)1, "set short value"); |
|
460 |
} |
|
461 |
||
462 |
||
463 |
// Volatile |
|
464 |
{ |
|
465 |
vh.setVolatile((short)2); |
|
466 |
short x = (short) vh.getVolatile(); |
|
467 |
assertEquals(x, (short)2, "setVolatile short value"); |
|
468 |
} |
|
469 |
||
470 |
// Lazy |
|
471 |
{ |
|
472 |
vh.setRelease((short)1); |
|
473 |
short x = (short) vh.getAcquire(); |
|
474 |
assertEquals(x, (short)1, "setRelease short value"); |
|
475 |
} |
|
476 |
||
477 |
// Opaque |
|
478 |
{ |
|
479 |
vh.setOpaque((short)2); |
|
480 |
short x = (short) vh.getOpaque(); |
|
481 |
assertEquals(x, (short)2, "setOpaque short value"); |
|
482 |
} |
|
483 |
||
484 |
||
485 |
} |
|
486 |
||
487 |
static void testStaticFieldUnsupported(VarHandle vh) { |
|
488 |
checkUOE(() -> { |
|
489 |
boolean r = vh.compareAndSet((short)1, (short)2); |
|
490 |
}); |
|
491 |
||
492 |
checkUOE(() -> { |
|
493 |
short r = (short) vh.compareAndExchangeVolatile((short)1, (short)2); |
|
494 |
}); |
|
495 |
||
496 |
checkUOE(() -> { |
|
497 |
short r = (short) vh.compareAndExchangeAcquire((short)1, (short)2); |
|
498 |
}); |
|
499 |
||
500 |
checkUOE(() -> { |
|
501 |
short r = (short) vh.compareAndExchangeRelease((short)1, (short)2); |
|
502 |
}); |
|
503 |
||
504 |
checkUOE(() -> { |
|
505 |
boolean r = vh.weakCompareAndSet((short)1, (short)2); |
|
506 |
}); |
|
507 |
||
508 |
checkUOE(() -> { |
|
509 |
boolean r = vh.weakCompareAndSetAcquire((short)1, (short)2); |
|
510 |
}); |
|
511 |
||
512 |
checkUOE(() -> { |
|
513 |
boolean r = vh.weakCompareAndSetRelease((short)1, (short)2); |
|
514 |
}); |
|
515 |
||
516 |
checkUOE(() -> { |
|
517 |
short o = (short) vh.getAndAdd((short)1); |
|
518 |
}); |
|
519 |
||
520 |
checkUOE(() -> { |
|
521 |
short o = (short) vh.addAndGet((short)1); |
|
522 |
}); |
|
523 |
} |
|
524 |
||
525 |
||
526 |
static void testArray(VarHandle vh) { |
|
527 |
short[] array = new short[10]; |
|
528 |
||
529 |
for (int i = 0; i < array.length; i++) { |
|
530 |
// Plain |
|
531 |
{ |
|
532 |
vh.set(array, i, (short)1); |
|
533 |
short x = (short) vh.get(array, i); |
|
534 |
assertEquals(x, (short)1, "get short value"); |
|
535 |
} |
|
536 |
||
537 |
||
538 |
// Volatile |
|
539 |
{ |
|
540 |
vh.setVolatile(array, i, (short)2); |
|
541 |
short x = (short) vh.getVolatile(array, i); |
|
542 |
assertEquals(x, (short)2, "setVolatile short value"); |
|
543 |
} |
|
544 |
||
545 |
// Lazy |
|
546 |
{ |
|
547 |
vh.setRelease(array, i, (short)1); |
|
548 |
short x = (short) vh.getAcquire(array, i); |
|
549 |
assertEquals(x, (short)1, "setRelease short value"); |
|
550 |
} |
|
551 |
||
552 |
// Opaque |
|
553 |
{ |
|
554 |
vh.setOpaque(array, i, (short)2); |
|
555 |
short x = (short) vh.getOpaque(array, i); |
|
556 |
assertEquals(x, (short)2, "setOpaque short value"); |
|
557 |
} |
|
558 |
||
559 |
||
560 |
} |
|
561 |
} |
|
562 |
||
563 |
static void testArrayUnsupported(VarHandle vh) { |
|
564 |
short[] array = new short[10]; |
|
565 |
||
566 |
int i = 0; |
|
567 |
checkUOE(() -> { |
|
568 |
boolean r = vh.compareAndSet(array, i, (short)1, (short)2); |
|
569 |
}); |
|
570 |
||
571 |
checkUOE(() -> { |
|
572 |
short r = (short) vh.compareAndExchangeVolatile(array, i, (short)1, (short)2); |
|
573 |
}); |
|
574 |
||
575 |
checkUOE(() -> { |
|
576 |
short r = (short) vh.compareAndExchangeAcquire(array, i, (short)1, (short)2); |
|
577 |
}); |
|
578 |
||
579 |
checkUOE(() -> { |
|
580 |
short r = (short) vh.compareAndExchangeRelease(array, i, (short)1, (short)2); |
|
581 |
}); |
|
582 |
||
583 |
checkUOE(() -> { |
|
584 |
boolean r = vh.weakCompareAndSet(array, i, (short)1, (short)2); |
|
585 |
}); |
|
586 |
||
587 |
checkUOE(() -> { |
|
588 |
boolean r = vh.weakCompareAndSetAcquire(array, i, (short)1, (short)2); |
|
589 |
}); |
|
590 |
||
591 |
checkUOE(() -> { |
|
592 |
boolean r = vh.weakCompareAndSetRelease(array, i, (short)1, (short)2); |
|
593 |
}); |
|
594 |
||
595 |
checkUOE(() -> { |
|
596 |
short o = (short) vh.getAndAdd(array, i, (short)1); |
|
597 |
}); |
|
598 |
||
599 |
checkUOE(() -> { |
|
600 |
short o = (short) vh.addAndGet(array, i, (short)1); |
|
601 |
}); |
|
602 |
} |
|
603 |
||
604 |
static void testArrayIndexOutOfBounds(VarHandle vh) throws Throwable { |
|
605 |
short[] array = new short[10]; |
|
606 |
||
607 |
for (int i : new int[]{-1, Integer.MIN_VALUE, 10, 11, Integer.MAX_VALUE}) { |
|
608 |
final int ci = i; |
|
609 |
||
610 |
checkIOOBE(() -> { |
|
611 |
short x = (short) vh.get(array, ci); |
|
612 |
}); |
|
613 |
||
614 |
checkIOOBE(() -> { |
|
615 |
vh.set(array, ci, (short)1); |
|
616 |
}); |
|
617 |
||
618 |
checkIOOBE(() -> { |
|
619 |
short x = (short) vh.getVolatile(array, ci); |
|
620 |
}); |
|
621 |
||
622 |
checkIOOBE(() -> { |
|
623 |
vh.setVolatile(array, ci, (short)1); |
|
624 |
}); |
|
625 |
||
626 |
checkIOOBE(() -> { |
|
627 |
short x = (short) vh.getAcquire(array, ci); |
|
628 |
}); |
|
629 |
||
630 |
checkIOOBE(() -> { |
|
631 |
vh.setRelease(array, ci, (short)1); |
|
632 |
}); |
|
633 |
||
634 |
checkIOOBE(() -> { |
|
635 |
short x = (short) vh.getOpaque(array, ci); |
|
636 |
}); |
|
637 |
||
638 |
checkIOOBE(() -> { |
|
639 |
vh.setOpaque(array, ci, (short)1); |
|
640 |
}); |
|
641 |
||
642 |
||
643 |
} |
|
644 |
} |
|
645 |
} |
|
646 |