1 /* 2 * Copyright (C) 2020 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 main(String[] args)19 public static void main(String[] args) { 20 try { 21 $noinline$doTest(args); 22 throw new Error("Expected ArrayStoreException"); 23 } catch (ArrayStoreException e) { 24 // expected 25 check(e, mainLine, methodLine, "$noinline$doTest"); 26 } 27 } 28 $noinline$doTest(String[] args)29 public static void $noinline$doTest(String[] args) { 30 Object[] o = new String[2]; 31 o[0] = args; 32 } 33 34 public static int mainLine = 21; 35 public static int methodLine = 31; 36 check(ArrayStoreException ase, int mainLine, int methodLine, String methodName)37 static void check(ArrayStoreException ase, int mainLine, int methodLine, String methodName) { 38 StackTraceElement[] trace = ase.getStackTrace(); 39 checkElement(trace[0], "Main", methodName, "Main.java", methodLine); 40 checkElement(trace[1], "Main", "main", "Main.java", mainLine); 41 } 42 checkElement(StackTraceElement element, String declaringClass, String methodName, String fileName, int lineNumber)43 static void checkElement(StackTraceElement element, 44 String declaringClass, String methodName, 45 String fileName, int lineNumber) { 46 assertEquals(declaringClass, element.getClassName()); 47 assertEquals(methodName, element.getMethodName()); 48 assertEquals(fileName, element.getFileName()); 49 assertEquals(lineNumber, element.getLineNumber()); 50 } 51 assertEquals(Object expected, Object actual)52 static void assertEquals(Object expected, Object actual) { 53 if (!expected.equals(actual)) { 54 String msg = "Expected \"" + expected + "\" but got \"" + actual + "\""; 55 throw new AssertionError(msg); 56 } 57 } 58 assertEquals(int expected, int actual)59 static void assertEquals(int expected, int actual) { 60 if (expected != actual) { 61 throw new AssertionError("Expected " + expected + " got " + actual); 62 } 63 } 64 } 65