--- /dev/null 2017-01-22 10:16:57.869617664 -0800 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements.test/src/org/graalvm/compiler/replacements/test/DynamicNewArrayTest.java 2017-02-15 17:08:48.135301780 -0800 @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package org.graalvm.compiler.replacements.test; + +import java.lang.reflect.Array; + +import org.junit.Test; + +import org.graalvm.compiler.core.test.GraalCompilerTest; + +import jdk.vm.ci.meta.ResolvedJavaMethod; + +/** + * Tests the implementation of Array.createInstance. + */ +public class DynamicNewArrayTest extends GraalCompilerTest { + + private class Element { + } + + @Test + public void test1() { + test("test1snippet"); + } + + @Test + public void test2() { + test("test2snippet"); + } + + @Test + public void test3() { + test("dynamic", Long.class, 7); + } + + @Test + public void test4() { + test("dynamic", Boolean.class, -7); + test("dynamicSynchronized", Boolean.class, -7); + } + + @Test + public void test5() { + test("dynamic", byte.class, 7); + } + + @Test + public void test6() { + test("dynamic", null, 5); + } + + @Test + public void test7() { + test("dynamic", void.class, 5); + } + + @Test + public void testStub() { + ResolvedJavaMethod method = getResolvedJavaMethod("dynamic"); + // this will use the stub call because Element[] is not loaded + Result actual1 = executeActual(method, null, Element.class, 7); + // this call will use the fast path + Result actual2 = executeActual(method, null, Element.class, 7); + Result expected = executeExpected(method, null, Element.class, 7); + assertEquals(actual1, expected); + assertEquals(actual2, expected); + } + + public static Object test1snippet() { + return Array.newInstance(Integer.class, 7); + } + + public static Object test2snippet() { + return Array.newInstance(char.class, 7); + } + + public static Object dynamic(Class elementType, int length) { + return Array.newInstance(elementType, length); + } + + public static synchronized Object dynamicSynchronized(Class elementType, int length) { + return Array.newInstance(elementType, length); + } +}