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comparison truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/impl/AccessorTest.java @ 22533:1f7fe9f4207a

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Putting the reflection back to allow the test to run when Accessor and the test are loaded by different classloaders
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Thu, 07 Jan 2016 11:07:28 +0100
parents 5692953272eb
children
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22532:abb919421c2a 22533:1f7fe9f4207a
20 * or visit www.oracle.com if you need additional information or have any 20 * or visit www.oracle.com if you need additional information or have any
21 * questions. 21 * questions.
22 */ 22 */
23 package com.oracle.truffle.api.impl; 23 package com.oracle.truffle.api.impl;
24 24
25 import static org.junit.Assert.assertNotNull;
26 import static org.junit.Assert.assertNull;
27
28 import java.lang.reflect.Field;
29 import java.util.concurrent.Executors; 25 import java.util.concurrent.Executors;
30 26
31 import org.junit.BeforeClass; 27 import org.junit.BeforeClass;
32 import org.junit.Test; 28 import org.junit.Test;
33 29
34 import com.oracle.truffle.api.source.Source; 30 import com.oracle.truffle.api.source.Source;
35 import com.oracle.truffle.api.vm.ImplicitExplicitExportTest.ExportImportLanguage1; 31 import com.oracle.truffle.api.vm.ImplicitExplicitExportTest.ExportImportLanguage1;
36 import static com.oracle.truffle.api.vm.ImplicitExplicitExportTest.L1; 32 import static com.oracle.truffle.api.vm.ImplicitExplicitExportTest.L1;
37 import com.oracle.truffle.api.vm.PolyglotEngine; 33 import com.oracle.truffle.api.vm.PolyglotEngine;
34 import java.lang.reflect.Method;
35 import static org.junit.Assert.assertNotNull;
36 import static org.junit.Assert.assertNull;
38 37
39 public class AccessorTest { 38 public class AccessorTest {
40 public static Accessor API; 39 public static Method find;
41 40
42 @BeforeClass 41 @BeforeClass
43 public static void initAccessors() throws Exception { 42 public static void initAccessors() throws Exception {
44 Field f = Accessor.class.getDeclaredField("API"); 43 find = Accessor.class.getDeclaredMethod("findLanguageByClass", Object.class, Class.class);
45 f.setAccessible(true); 44 find.setAccessible(true);
46 API = (Accessor) f.get(null);
47 } 45 }
48 46
49 @Test 47 @Test
50 public void canGetAccessToOwnLanguageInstance() throws Exception { 48 public void canGetAccessToOwnLanguageInstance() throws Exception {
51 PolyglotEngine vm = PolyglotEngine.newBuilder().executor(Executors.newSingleThreadExecutor()).build(); 49 PolyglotEngine vm = PolyglotEngine.newBuilder().executor(Executors.newSingleThreadExecutor()).build();
54 52
55 Source s = Source.fromText("return nothing", "nothing"); 53 Source s = Source.fromText("return nothing", "nothing");
56 Object ret = language.eval(s).get(); 54 Object ret = language.eval(s).get();
57 assertNull("nothing is returned", ret); 55 assertNull("nothing is returned", ret);
58 56
59 ExportImportLanguage1 afterInitialization = Accessor.findLanguageByClass(vm, ExportImportLanguage1.class); 57 ExportImportLanguage1 afterInitialization = (ExportImportLanguage1) find.invoke(null, vm, ExportImportLanguage1.class);
60 assertNotNull("Language found", afterInitialization); 58 assertNotNull("Language found", afterInitialization);
61 } 59 }
62 } 60 }