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comparison test/compiler/types/correctness/scenarios/ClassIsInstance.java @ 17881:534fbe3d90f0

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8038418: New tests development for type profiling and speculation Reviewed-by: roland, iignatyev Contributed-by: Pavel Punegov <pavel.punegov@oracle.com>
author iignatyev
date Fri, 11 Apr 2014 18:46:35 +0400
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17880:e1fc9306859a 17881:534fbe3d90f0
1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 package scenarios;
25
26 import com.oracle.java.testlibrary.Asserts;
27 import hierarchies.TypeHierarchy;
28
29 /**
30 * Tests {@link Class#isInstance(Object)}
31 */
32 public class ClassIsInstance<T extends TypeHierarchy.I> extends Scenario<T, Integer> {
33 private final Class<?> baseClass;
34
35 public ClassIsInstance(ProfilingType profilingType,
36 TypeHierarchy<? extends T, ? extends T> hierarchy) {
37 super("ClassIsInstance", profilingType, hierarchy);
38 this.baseClass = hierarchy.getClassM();
39 }
40
41 @Override
42 public Integer run(T obj) {
43 switch (profilingType) {
44 case RETURN:
45 T t = collectReturnType(obj);
46 if (baseClass.isInstance(t)) {
47 return inlinee(t);
48 }
49 return TypeHierarchy.TEMP;
50 case ARGUMENTS:
51 field = obj;
52 if (baseClass.isInstance(field)) {
53 return inlinee(field);
54 }
55 return TypeHierarchy.TEMP;
56 case PARAMETERS:
57 if (baseClass.isInstance(obj)) {
58 return inlinee(obj);
59 }
60 return TypeHierarchy.TEMP;
61 }
62 throw new RuntimeException("Should not reach here");
63 }
64
65 public int inlinee(T obj) {
66 return obj.m();
67 }
68
69 @Override
70 public void check(Integer result, T orig) {
71 if (baseClass.isInstance(orig)) {
72 Asserts.assertEquals(result, orig.m(), "Results are not equal for base class");
73 } else {
74 Asserts.assertEquals(result, TypeHierarchy.TEMP, "Result differs from expected");
75 }
76 }
77 }