Mercurial > hg > truffle
changeset 22267:ebcb4878b011
Truffle/Instrumentation: add missing instance of the new InstrumentationTestMode
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
---|---|
date | Wed, 30 Sep 2015 16:34:53 -0700 |
parents | 0d36601f233e |
children | b56fe0d3b560 |
files | truffle/com.oracle.truffle.sl.test/src/com/oracle/truffle/sl/test/instrument/InstrumentationTestMode.java |
diffstat | 1 files changed, 71 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/truffle/com.oracle.truffle.sl.test/src/com/oracle/truffle/sl/test/instrument/InstrumentationTestMode.java Wed Sep 30 16:34:53 2015 -0700 @@ -0,0 +1,71 @@ +/* + * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * The Universal Permissive License (UPL), Version 1.0 + * + * Subject to the condition set forth below, permission is hereby granted to any + * person obtaining a copy of this software, associated documentation and/or + * data (collectively the "Software"), free of charge and under any and all + * copyright rights in the Software, and any and all patent rights owned or + * freely licensable by each licensor hereunder covering either (i) the + * unmodified Software as contributed to or provided by such licensor, or (ii) + * the Larger Works (as defined below), to deal in both + * + * (a) the Software, and + * + * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if + * one is included with the Software each a "Larger Work" to which the Software + * is contributed by such licensors), + * + * without restriction, including without limitation the rights to copy, create + * derivative works of, display, perform, and distribute the Software and make, + * use, sell, offer for sale, import, export, have made, and have sold the + * Software and the Larger Work(s), and to sublicense the foregoing rights on + * either these or other terms. + * + * This license is subject to the following condition: + * + * The above copyright notice and either this complete permission notice or at a + * minimum a reference to the UPL must be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +package com.oracle.truffle.sl.test.instrument; + +import static org.junit.Assert.fail; + +import java.lang.reflect.Field; + +import com.oracle.truffle.api.instrument.Instrumenter; +import com.oracle.truffle.api.vm.PolyglotEngine; + +public class InstrumentationTestMode { + + public static void set(boolean enable) { + + try { + final PolyglotEngine vm = PolyglotEngine.buildNew().build(); + final Field instrumenterField = vm.getClass().getDeclaredField("instrumenter"); + instrumenterField.setAccessible(true); + final Object instrumenter = instrumenterField.get(vm); + final java.lang.reflect.Field testVMField = Instrumenter.class.getDeclaredField("testVM"); + testVMField.setAccessible(true); + if (enable) { + testVMField.set(instrumenter, vm); + } else { + testVMField.set(instrumenter, null); + } + } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException ex) { + fail("Reflective access to Instrumenter for testing"); + } + + } +}