GetStackTraceElementTest.java revision 12651:6ef01bd40ce2 
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 8136421
27 * @requires vm.jvmci
28 * @library /test/lib /
29 * @library ../common/patches
30 * @modules java.base/jdk.internal.misc
31 * @modules java.base/jdk.internal.org.objectweb.asm
32 *          java.base/jdk.internal.org.objectweb.asm.tree
33 *          jdk.internal.vm.ci/jdk.vm.ci.hotspot
34 *          jdk.internal.vm.ci/jdk.vm.ci.code
35 * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
36 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
37 *                   compiler.jvmci.compilerToVM.GetStackTraceElementTest
38 */
39
40package compiler.jvmci.compilerToVM;
41
42import compiler.jvmci.common.CTVMUtilities;
43import compiler.jvmci.common.testcases.TestCase;
44import jdk.test.lib.Asserts;
45import jdk.vm.ci.hotspot.CompilerToVMHelper;
46import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
47
48import java.lang.reflect.Executable;
49import java.lang.reflect.Method;
50import java.lang.reflect.Modifier;
51import java.util.HashMap;
52import java.util.Map;
53
54public class GetStackTraceElementTest {
55
56    public static void main(String[] args) {
57        Map<Executable, int[]> testCases = createTestCases();
58        testCases.forEach(GetStackTraceElementTest::runSanityTest);
59    }
60
61    private static void runSanityTest(Executable aMethod, int[] bcis) {
62        HotSpotResolvedJavaMethod method = CTVMUtilities
63                .getResolvedMethod(aMethod);
64        String className = aMethod.getDeclaringClass().getName();
65        String methodName = aMethod.getName().equals(className)
66                ? "<init>"
67                : aMethod.getName();
68        String fileName = getFileName(className);
69        Map<Integer, Integer> bciWithLineNumber = CTVMUtilities
70                .getBciToLineNumber(aMethod);
71        boolean isNative = Modifier.isNative(aMethod.getModifiers());
72        int lineNumber = -1;
73        for (int bci : bcis) {
74            StackTraceElement ste = CompilerToVMHelper
75                    .getStackTraceElement(method, bci);
76            Asserts.assertNotNull(ste, aMethod + " : got null StackTraceElement"
77                    + " at bci " + bci);
78            Asserts.assertEQ(className, ste.getClassName(), aMethod
79                    + " : unexpected class name");
80            Asserts.assertEQ(fileName, ste.getFileName(), aMethod
81                    + " : unexpected filename");
82            Asserts.assertEQ(methodName, ste.getMethodName(), aMethod
83                    + " : unexpected method name");
84            Asserts.assertEQ(isNative, ste.isNativeMethod(), aMethod
85                    + " : unexpected 'isNative' value");
86            if (bciWithLineNumber.size() > 0) {
87                if (bciWithLineNumber.containsKey(bci)) {
88                    lineNumber = bciWithLineNumber.get(bci);
89                }
90                Asserts.assertEQ(lineNumber, ste.getLineNumber(), aMethod
91                        + " : unexpected line number");
92            } else {
93                // native and abstract function
94                Asserts.assertGT(0, ste.getLineNumber(),
95                        aMethod + " : unexpected line number for abstract "
96                                + "or native method");
97            }
98        }
99
100    }
101
102    private static String getFileName(String className) {
103        int lastDot = className.lastIndexOf('.');
104        int firstDol = className.contains("$")
105                ? className.indexOf('$')
106                : className.length();
107        return className.substring(lastDot + 1, firstDol) + ".java";
108    }
109
110    private static Map<Executable, int[]> createTestCases() {
111        Map<Executable, int[]> testCases = new HashMap<>();
112
113        try {
114            Class<?> aClass = DummyClass.class;
115            Method aMethod = aClass.getDeclaredMethod("dummyInstanceFunction");
116            int[] bci = new int[] {0, 2, 3, 6, 7, 8, 11, 13, 15, 16, 17, 18};
117            testCases.put(aMethod, bci);
118
119            aMethod = aClass.getDeclaredMethod("dummyEmptyFunction");
120            bci = new int[] {0};
121            testCases.put(aMethod, bci);
122
123            aMethod = aClass.getDeclaredMethod("nativeFunction");
124            bci = new int[] {0};
125            testCases.put(aMethod, bci);
126
127            TestCase.getAllExecutables()
128                    .forEach(c -> testCases.put(c, new int[] {0}));
129        } catch (NoSuchMethodException e) {
130            throw new Error("TEST BUG : test method not found", e);
131        }
132        return testCases;
133    }
134
135    private class DummyClass {
136        public int dummyInstanceFunction() {
137            String str1 = "123123123";
138            double x = 3.14;
139            int y = Integer.parseInt(str1);
140
141            return y / (int)x;
142        }
143
144        public void dummyEmptyFunction() {}
145
146        public native void nativeFunction();
147    }
148}
149