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/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
import dalvik.system.VMRuntime;
public class Main {
public static void main(String[] args) {
// Call our optimization API, we used to have a bug in the RegionSpace on large
// objects allocated through it.
Object[] o = (Object[]) VMRuntime.getRuntime().newUnpaddedArray(Object.class, 70000);
// Make the test run for 30 seconds to be less dependent on GC heuristics.
long time = System.currentTimeMillis();
int i = 1;
do {
allocateIntArray(i);
for (int j = 0; j < o.length; j++) {
if (o[j] != null) {
// Just print, not throw, to get into "interesting" issues (eg the first
// element that will not be null is the class of the object, the second is
// actually the first element of the int array).
System.out.println("Unexpected value: " + o[j]);
}
}
if (i < 100000) {
i++;
} else {
i = 0;
}
} while (System.currentTimeMillis() - time < 30000);
}
static void allocateIntArray(int i) {
int[] intArray = new int[i];
for (int j = 0; j < intArray.length; j++) {
intArray[j] = 1;
}
}
}