Mercurial > hg > truffle
view truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/vm/EngineTest.java @ 22325:414e82b9fc35
Release 0.9 is out, let's remove deprecated elements from the API
author | Jaroslav Tulach <jaroslav.tulach@oracle.com> |
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date | Fri, 23 Oct 2015 20:23:00 +0200 |
parents | e56d1a618f64 |
children | 906a5f6e07cc |
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/* * Copyright (c) 2012, 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.vm; import com.oracle.truffle.api.source.Source; import com.oracle.truffle.api.vm.PolyglotEngine; import java.util.List; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNotNull; import org.junit.Test; public class EngineTest { protected PolyglotEngine.Builder createBuilder() { return PolyglotEngine.buildNew(); } @Test public void npeWhenCastingAs() throws Exception { PolyglotEngine tvm = createBuilder().build(); PolyglotEngine.Language language1 = tvm.getLanguages().get("application/x-test-import-export-1"); PolyglotEngine.Language language2 = tvm.getLanguages().get("application/x-test-import-export-2"); language2.eval(Source.fromText("explicit.value=42", "define 42")); PolyglotEngine.Value value = language1.eval(Source.fromText("return=value", "42.value")); String res = value.as(String.class); assertNotNull(res); } protected Thread forbiddenThread() { return null; } private interface AccessArray { AccessArray dupl(); List<? extends Number> get(int index); } @Test public void wrappedAsArray() throws Exception { Object[][] matrix = {{1, 2, 3}}; PolyglotEngine tvm = createBuilder().globalSymbol("arr", new ArrayTruffleObject(matrix, forbiddenThread())).build(); PolyglotEngine.Language language1 = tvm.getLanguages().get("application/x-test-import-export-1"); AccessArray access = language1.eval(Source.fromText("return=arr", "get the array")).as(AccessArray.class); assertNotNull("Array converted to list", access); access = access.dupl(); List<? extends Number> list = access.get(0); assertEquals("Size 3", 3, list.size()); assertEquals(1, list.get(0)); assertEquals(2, list.get(1)); assertEquals(3, list.get(2)); Integer[] arr = list.toArray(new Integer[0]); assertEquals("Three items in array", 3, arr.length); assertEquals(1, arr[0].intValue()); assertEquals(2, arr[1].intValue()); assertEquals(3, arr[2].intValue()); } }