Mercurial > hg > truffle
view truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/instrument/AdvancedInstrumentTest.java @ 22157:dc83cc1f94f2
Using fully qualified imports
author | Jaroslav Tulach <jaroslav.tulach@oracle.com> |
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date | Wed, 16 Sep 2015 11:33:22 +0200 |
parents | 9c8c0937da41 |
children | 1c0f490984d5 |
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/* * Copyright (c) 2015, 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 com.oracle.truffle.api.test.instrument; import com.oracle.truffle.api.CallTarget; import com.oracle.truffle.api.Truffle; import com.oracle.truffle.api.TruffleRuntime; import com.oracle.truffle.api.instrument.AdvancedInstrumentRoot; import com.oracle.truffle.api.instrument.AdvancedInstrumentRootFactory; import com.oracle.truffle.api.instrument.Instrument; import com.oracle.truffle.api.instrument.Probe; import com.oracle.truffle.api.nodes.Node; import com.oracle.truffle.api.test.instrument.InstrumentationTestNodes.TestAdditionNode; import com.oracle.truffle.api.test.instrument.InstrumentationTestNodes.TestAdvancedInstrumentCounterRoot; import com.oracle.truffle.api.test.instrument.InstrumentationTestNodes.TestRootNode; import com.oracle.truffle.api.test.instrument.InstrumentationTestNodes.TestValueNode; import static org.junit.Assert.assertEquals; import org.junit.Test; /** * Tests the kind of instrumentation where a client can provide an AST fragment to be * <em>spliced</em> directly into the AST. */ public class AdvancedInstrumentTest { @Test public void testAdvancedInstrumentListener() { // Create a simple addition AST final TruffleRuntime runtime = Truffle.getRuntime(); final TestValueNode leftValueNode = new TestValueNode(6); final TestValueNode rightValueNode = new TestValueNode(7); final TestAdditionNode addNode = new TestAdditionNode(leftValueNode, rightValueNode); final TestRootNode rootNode = new TestRootNode(addNode); final CallTarget callTarget1 = runtime.createCallTarget(rootNode); // Ensure it executes correctly assertEquals(13, callTarget1.call()); // Probe the addition node final Probe probe = addNode.probe(); assertEquals(13, callTarget1.call()); // Attach a null factory; it never actually attaches a node. final Instrument instrument = Instrument.create(null, new AdvancedInstrumentRootFactory() { public AdvancedInstrumentRoot createInstrumentRoot(Probe p, Node n) { return null; } }, null, "test AdvancedInstrument"); probe.attach(instrument); assertEquals(13, callTarget1.call()); final TestAdvancedInstrumentCounterRoot counter = new TestAdvancedInstrumentCounterRoot(); // Attach a factory that splices an execution counter into the AST. probe.attach(Instrument.create(null, new AdvancedInstrumentRootFactory() { public AdvancedInstrumentRoot createInstrumentRoot(Probe p, Node n) { return counter; } }, null, "test AdvancedInstrument")); assertEquals(0, counter.getCount()); assertEquals(13, callTarget1.call()); assertEquals(1, counter.getCount()); } }