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comparison test/compiler/types/correctness/scenarios/CheckCast.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 import java.util.Objects;
30
31 /**
32 * Checkcast scenario
33 * @param <T> profiling parameter
34 */
35 public class CheckCast<T extends TypeHierarchy.I> extends Scenario<T, Integer> {
36 public CheckCast(ProfilingType profilingType, TypeHierarchy<? extends T, ? extends T> hierarchy) {
37 super("CheckCast", profilingType, hierarchy);
38 }
39
40 /**
41 * Returns type profiling.
42 * @param obj is a profiled parameter for the test
43 * @return parameter casted to the type R
44 */
45 @Override
46 public Integer run(T obj) {
47 switch (profilingType) {
48 case RETURN:
49 T t = collectReturnType(obj);
50 if (t != null) {
51 return t.m();
52 }
53 return null;
54 case ARGUMENTS:
55 field = obj;
56 if (field != null) {
57 return field.m();
58 }
59 return null;
60 case PARAMETERS:
61 if (obj != null) {
62 return obj.m();
63 }
64 return null;
65 }
66 throw new RuntimeException("Should not reach here");
67 }
68
69 @Override
70 public void check(Integer result, T orig) {
71 if (result != null || orig != null) {
72 Objects.requireNonNull(result);
73 Objects.requireNonNull(orig);
74 Asserts.assertEquals(result, orig.m(), "Results mismatch");
75 }
76 }
77 }