1/*
2 * Copyright (c) 2015, 2016, 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/*
25 * @test
26 * @bug 8074980
27 * @library /test/lib
28 * @modules java.base/jdk.internal.misc
29 * @build sun.hotspot.WhiteBox
30 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
31 *                                sun.hotspot.WhiteBox$WhiteBoxPermission
32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
33 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,ccstrlist,MyListOption,_foo,_bar
34 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,ccstr,MyStrOption,_foo
35 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,bool,MyBoolOption,false
36 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,intx,MyIntxOption,-1
37 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,uintx,MyUintxOption,1
38 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,MyFlag
39 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,double,MyDoubleOption1,1.123
40 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,double,MyDoubleOption2,1.123
41 *                   -XX:CompileCommand=option,compiler.oracle.GetMethodOptionTest::test,bool,MyBoolOptionX,false,intx,MyIntxOptionX,-1,uintx,MyUintxOptionX,1,MyFlagX,double,MyDoubleOptionX,1.123
42 *                   compiler.oracle.GetMethodOptionTest
43 */
44
45package compiler.oracle;
46
47import jdk.test.lib.Asserts;
48import sun.hotspot.WhiteBox;
49
50import java.lang.reflect.Executable;
51import java.util.function.BiFunction;
52
53public class GetMethodOptionTest {
54    private static final  WhiteBox WB = WhiteBox.getWhiteBox();
55    public static void main(String[] args) {
56        Executable test = getMethod("test");
57        Executable test2 = getMethod("test2");
58        BiFunction<Executable, String, Object> getter = WB::getMethodOption;
59        for (TestCase testCase : TestCase.values()) {
60            Object expected = testCase.value;
61            String name = testCase.name();
62            Asserts.assertEQ(expected, getter.apply(test, name),
63                    testCase + ": universal getter returns wrong value");
64            Asserts.assertEQ(expected, testCase.getter.apply(test, name),
65                    testCase + ": specific getter returns wrong value");
66            Asserts.assertEQ(null, getter.apply(test2, name),
67                    testCase + ": universal getter returns value for unused method");
68            Asserts.assertEQ(null, testCase.getter.apply(test2, name),
69                    testCase + ": type specific getter returns value for unused method");
70        }
71    }
72    private static void test() { }
73    private static void test2() { }
74
75    private static enum TestCase {
76        MyListOption("_foo _bar", WB::getMethodStringOption),
77        MyStrOption("_foo", WB::getMethodStringOption),
78        MyBoolOption(false, WB::getMethodBooleanOption),
79        MyIntxOption(-1L, WB::getMethodIntxOption),
80        MyUintxOption(1L, WB::getMethodUintxOption),
81        MyFlag(true, WB::getMethodBooleanOption),
82        MyDoubleOption1(1.123d, WB::getMethodDoubleOption),
83        MyDoubleOption2(1.123d, WB::getMethodDoubleOption),
84        MyBoolOptionX(false, WB::getMethodBooleanOption),
85        MyIntxOptionX(-1L, WB::getMethodIntxOption),
86        MyUintxOptionX(1L, WB::getMethodUintxOption),
87        MyFlagX(true, WB::getMethodBooleanOption),
88        MyDoubleOptionX(1.123d, WB::getMethodDoubleOption);
89
90        public final Object value;
91        public final BiFunction<Executable, String, Object> getter;
92        private TestCase(Object value, BiFunction<Executable, String, Object> getter) {
93            this.value = value;
94            this.getter = getter;
95        }
96    }
97
98    private static Executable getMethod(String name) {
99        Executable result;
100        try {
101            result = GetMethodOptionTest.class.getDeclaredMethod(name);
102        } catch (NoSuchMethodException | SecurityException e) {
103            throw new Error("TESTBUG : can't get method " + name, e);
104        }
105        return result;
106    }
107}
108