1 /* 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.jtt.jdk; 24 25 import java.io.ByteArrayOutputStream; 26 import java.io.PrintStream; 27 28 import org.junit.Test; 29 30 import org.graalvm.compiler.jtt.JTTTest; 31 32 /* 33 */ 34 public class System_setOut extends JTTTest { 35 36 public static int test(int n) throws Exception { 37 PrintStream oldOut = System.out; 38 int sum = 0; 39 for (int i = 0; i < 10; i++) { 40 ByteArrayOutputStream ba = new ByteArrayOutputStream(n * 10); 41 PrintStream newOut = new PrintStream(ba); 42 System.setOut(newOut); 43 doPrint(n); 44 sum += ba.size(); 45 } 46 47 System.setOut(oldOut); 48 return sum; 49 } 50 51 private static void doPrint(int n) { 52 PrintStream out = System.out; 53 for (int i = 0; i < n; i++) { 54 out.print('x'); 55 } 56 } 57 58 public static void main(String[] args) throws Exception { 59 PrintStream out = System.out; 60 out.println(test(10000)); 61 } 62 63 @Test 64 public void run0() throws Throwable { 65 runTest("test", 10000); 66 } 67 68 }