Main.java revision 1c83cbc4a817acbd7f9abb5b29a2d418a958e6a1 
1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17public class Main {
18    private static native void initSignalTest();
19    private static native void terminateSignalTest();
20    private static native int testSignal();
21
22    private static void stackOverflow() {
23       stackOverflow();
24    }
25
26    public static void main(String[] args) {
27        System.loadLibrary("arttest");
28
29        System.out.println("init signal test");
30        initSignalTest();
31        try {
32            Object o = null;
33            int hash = o.hashCode();
34
35            // Should never get here.
36            System.out.println("hash: " + hash);
37            throw new AssertionError();
38        } catch (NullPointerException e) {
39            System.out.println("Caught NullPointerException");
40        }
41        try {
42            stackOverflow();
43
44            // Should never get here.
45            throw new AssertionError();
46        } catch (StackOverflowError e) {
47            System.out.println("Caught StackOverflowError");
48        }
49
50        // Test that a signal in native code works.  This will return
51        // the value 1234 if the signal is caught.
52        int x = testSignal();
53        if (x != 1234) {
54            throw new AssertionError();
55        }
56
57        terminateSignalTest();
58        System.out.println("Signal test OK");
59    }
60}
61