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