J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | package test.java.awt.regtesthelpers.process; |
| 25 | |
| 26 | import java.io.PrintStream; |
| 27 | |
| 28 | /** |
| 29 | * The calss incapsulates process related information and methods to |
| 30 | * handle this information. |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | public class ProcessResults { |
| 35 | private int exitValue; |
| 36 | private StringBuilder stdout; |
| 37 | private StringBuilder stderr; |
| 38 | |
| 39 | public ProcessResults() { |
| 40 | exitValue = -1; |
| 41 | stdout = new StringBuilder(); |
| 42 | stderr = new StringBuilder(); |
| 43 | } |
| 44 | |
| 45 | public synchronized int getExitValue () { |
| 46 | return exitValue; |
| 47 | } |
| 48 | |
| 49 | public synchronized String getStdOut() { |
| 50 | return stdout.toString(); |
| 51 | } |
| 52 | |
| 53 | public synchronized String getStdErr() { |
| 54 | return stderr.toString(); |
| 55 | } |
| 56 | |
| 57 | /** Prints child process standart output into the desired PrintStream. |
| 58 | * |
| 59 | * @param printTo PrintStraem where output have to be redirected |
| 60 | */ |
| 61 | public synchronized void printProcessStandartOutput(PrintStream printTo) { |
| 62 | if (stdout != null && stdout.length() > 0) { |
| 63 | printTo.println("========= Child VM System.out ========"); |
| 64 | printTo.print(stdout); |
| 65 | printTo.println("======================================"); |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | /** Prints child process error output into the desired PrintStream. |
| 70 | * |
| 71 | * @param printTo PrintStraem where output have to be redirected |
| 72 | */ |
| 73 | public synchronized void printProcessErrorOutput(PrintStream printTo) { |
| 74 | if (stderr != null && stderr.length() > 0) { |
| 75 | printTo.println("========= Child VM System.err ========"); |
| 76 | printTo.print(stderr); |
| 77 | printTo.println("======================================"); |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | /** Prints child process error output into the desired {@code PrintStream}, |
| 82 | * if child JVM error output contains any of the next words: "error", |
| 83 | * "exception". We cannot be sure that the test is failed when stderr is |
| 84 | * not empty, because in error stream could be written some debug information. |
| 85 | * |
| 86 | * @param err PrintStraem where output have to be redirected |
| 87 | */ |
| 88 | public synchronized void verifyStdErr(PrintStream err) { |
| 89 | if (stderr != null && ((stderr.toString().toLowerCase().indexOf("error") != -1) |
| 90 | || (stderr.toString().toLowerCase().indexOf("exception") != -1))) |
| 91 | { |
| 92 | printProcessErrorOutput(err); |
| 93 | throw new RuntimeException("WARNING: Child process error stream " + |
| 94 | "is not empty!"); |
| 95 | } |
| 96 | } |
| 97 | |
| 98 | /** Throws new RuntimeException if the child JVM returns not 0 value. |
| 99 | * |
| 100 | * @param err PrintStraem where output have to be redirected |
| 101 | */ |
| 102 | public synchronized void verifyProcessExitValue(PrintStream err) { |
| 103 | if (exitValue != 0) { |
| 104 | throw new RuntimeException("Child process returns not 0 value!" + |
| 105 | "Returned value is " + exitValue); |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | public void verifyProcessExecutionResults(PrintStream err) { |
| 110 | // the next functions are synchronized |
| 111 | verifyStdErr(err); |
| 112 | verifyProcessExitValue(err); |
| 113 | } |
| 114 | |
| 115 | synchronized void appendToStdOut(char c) { |
| 116 | stdout.append(c); |
| 117 | } |
| 118 | |
| 119 | synchronized void appendToStdErr(char c) { |
| 120 | stderr.append(c); |
| 121 | } |
| 122 | |
| 123 | synchronized void setExitValue(int exitValue) { |
| 124 | this.exitValue = exitValue; |
| 125 | } |
| 126 | } |