Mercurial > hg > graal-jvmci-8
annotate test/testlibrary_tests/whitebox/vm_flags/VmFlagTest.java @ 24218:719853999215 jvmci-0.32
Merge with jdk8u141-b15
author | Doug Simon <doug.simon@oracle.com> |
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date | Mon, 14 Aug 2017 23:20:38 +0200 |
parents | cf1faa9100dd |
children |
rev | line source |
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20249 | 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 import java.util.Objects; | |
25 import java.util.function.BiConsumer; | |
26 import java.util.function.Function; | |
27 import sun.hotspot.WhiteBox; | |
28 import sun.management.*; | |
29 import com.sun.management.*; | |
30 import com.oracle.java.testlibrary.*; | |
31 | |
32 public final class VmFlagTest<T> { | |
33 public static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); | |
34 | |
35 private static final String NONEXISTENT_FLAG = "NonexistentFlag"; | |
36 private final String flagName; | |
37 private final BiConsumer<T, T> test; | |
38 private final BiConsumer<String, T> set; | |
39 private final Function<String, T> get; | |
40 | |
41 protected VmFlagTest(String flagName, BiConsumer<String, T> set, | |
42 Function<String, T> get, boolean isPositive) { | |
43 this.flagName = flagName; | |
44 this.set = set; | |
45 this.get = get; | |
46 if (isPositive) { | |
47 test = this::testPositive; | |
48 } else { | |
49 test = this::testNegative; | |
50 } | |
51 } | |
52 | |
53 private void setNewValue(T value) { | |
54 set.accept(flagName, value); | |
55 } | |
56 | |
57 private T getValue() { | |
24014
cf1faa9100dd
8044575: testlibrary_tests/whitebox/vm_flags/UintxTest.java failed: assert(!res || TypeEntriesAtCall::arguments_profiling_enabled()) failed: no profiling of arguments
shshahma
parents:
20249
diff
changeset
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58 return get.apply(flagName); |
20249 | 59 } |
60 | |
61 protected static <T> void runTest(String existentFlag, T[] tests, | |
62 BiConsumer<String, T> set, Function<String, T> get) { | |
63 runTest(existentFlag, tests, tests, set, get); | |
64 } | |
65 | |
66 protected static <T> void runTest(String existentFlag, T[] tests, | |
67 T[] results, BiConsumer<String, T> set, Function<String, T> get) { | |
68 if (existentFlag != null) { | |
69 new VmFlagTest(existentFlag, set, get, true).test(tests, results); | |
70 } | |
71 new VmFlagTest(NONEXISTENT_FLAG, set, get, false).test(tests, results); | |
72 } | |
73 | |
74 public final void test(T[] tests, T[] results) { | |
75 Asserts.assertEQ(tests.length, results.length, "[TESTBUG] tests.length != results.length"); | |
76 for (int i = 0, n = tests.length ; i < n; ++i) { | |
77 test.accept(tests[i], results[i]); | |
78 } | |
79 } | |
80 | |
81 protected String getVMOptionAsString() { | |
82 HotSpotDiagnosticMXBean diagnostic | |
83 = ManagementFactoryHelper.getDiagnosticMXBean(); | |
84 VMOption tmp; | |
85 try { | |
86 tmp = diagnostic.getVMOption(flagName); | |
87 } catch (IllegalArgumentException e) { | |
88 tmp = null; | |
89 } | |
90 return tmp == null ? null : tmp.getValue(); | |
91 } | |
92 | |
93 private void testPositive(T value, T expected) { | |
94 Asserts.assertEQ(getVMOptionAsString(), asString(getValue())); | |
95 setNewValue(value); | |
96 String newValue = getVMOptionAsString(); | |
97 Asserts.assertEQ(newValue, asString(expected)); | |
98 Asserts.assertEQ(getVMOptionAsString(), asString(getValue())); | |
99 } | |
100 | |
101 private void testNegative(T value, T expected) { | |
102 String oldValue = getVMOptionAsString(); | |
103 Asserts.assertEQ(oldValue, asString(getValue())); | |
104 setNewValue(value); | |
105 String newValue = getVMOptionAsString(); | |
106 Asserts.assertEQ(oldValue, newValue); | |
107 } | |
108 | |
109 private String asString(Object value) { | |
110 return value == null ? null : "" + value; | |
111 } | |
112 } | |
113 |