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1 /*
2  * Copyright (C) 2022 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 
17 public class Main {
18 
19   static class NoPreloadHolder {
20     static Object o = null;
21 
22     static {
o.toString()23       o.toString();
24     }
25 
$noinline$doCall()26     static void $noinline$doCall() {
27     }
28   }
29 
main(String[] args)30   public static void main(String[] args) {
31     try {
32       NoPreloadHolder.$noinline$doCall();
33       throw new Error("Expected ExceptionInInitializerError");
34     } catch (ExceptionInInitializerError e) {
35       // expected
36       check(e, mainLine);
37     }
38   }
39 
40   public static int mainLine = 32;
41 
check(ExceptionInInitializerError ie, int mainLine)42   static void check(ExceptionInInitializerError ie, int mainLine) {
43     StackTraceElement[] trace = ie.getStackTrace();
44     assertEquals(trace.length, 1);
45     checkElement(trace[0], "Main", "main", "Main.java", mainLine);
46   }
47 
checkElement(StackTraceElement element, String declaringClass, String methodName, String fileName, int lineNumber)48   static void checkElement(StackTraceElement element,
49                            String declaringClass, String methodName,
50                            String fileName, int lineNumber) {
51     assertEquals(declaringClass, element.getClassName());
52     assertEquals(methodName, element.getMethodName());
53     assertEquals(fileName, element.getFileName());
54     assertEquals(lineNumber, element.getLineNumber());
55   }
56 
assertEquals(Object expected, Object actual)57   static void assertEquals(Object expected, Object actual) {
58     if (!expected.equals(actual)) {
59       String msg = "Expected \"" + expected + "\" but got \"" + actual + "\"";
60       throw new AssertionError(msg);
61     }
62   }
63 
assertEquals(int expected, int actual)64   static void assertEquals(int expected, int actual) {
65     if (expected != actual) {
66       throw new AssertionError("Expected " + expected + " got " + actual);
67     }
68   }
69 }
70