Source Code Cross Referenced for ExecJVMTest.java in  » IDE » DrJava » edu » rice » cs » util » newjvm » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE » DrJava » edu.rice.cs.util.newjvm 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*BEGIN_COPYRIGHT_BLOCK
002:         *
003:         * Copyright (c) 2001-2007, JavaPLT group at Rice University (javaplt@rice.edu)
004:         * All rights reserved.
005:         * 
006:         * Redistribution and use in source and binary forms, with or without
007:         * modification, are permitted provided that the following conditions are met:
008:         *    * Redistributions of source code must retain the above copyright
009:         *      notice, this list of conditions and the following disclaimer.
010:         *    * Redistributions in binary form must reproduce the above copyright
011:         *      notice, this list of conditions and the following disclaimer in the
012:         *      documentation and/or other materials provided with the distribution.
013:         *    * Neither the names of DrJava, the JavaPLT group, Rice University, nor the
014:         *      names of its contributors may be used to endorse or promote products
015:         *      derived from this software without specific prior written permission.
016:         * 
017:         * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
018:         * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
019:         * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
020:         * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
021:         * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
022:         * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
023:         * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
024:         * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
025:         * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
026:         * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
027:         * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
028:         *
029:         * This software is Open Source Initiative approved Open Source Software.
030:         * Open Source Initative Approved is a trademark of the Open Source Initiative.
031:         * 
032:         * This file is part of DrJava.  Download the current version of this project
033:         * from http://www.drjava.org/ or http://sourceforge.net/projects/drjava/
034:         * 
035:         * END_COPYRIGHT_BLOCK*/
036:
037:        package edu.rice.cs.util.newjvm;
038:
039:        import edu.rice.cs.drjava.DrJavaTestCase;
040:        import edu.rice.cs.drjava.config.FileOption;
041:        import edu.rice.cs.util.StringOps;
042:
043:        import java.io.File;
044:        import java.io.IOException;
045:
046:        /**
047:         * Test cases for {@link ExecJVM}.
048:         *
049:         * @version $Id: ExecJVMTest.java 4255 2007-08-28 19:17:37Z mgricken $
050:         */
051:        public class ExecJVMTest extends DrJavaTestCase {
052:            /**
053:             * Setup for every test case.
054:             */
055:            public void setUp() throws Exception {
056:                super .setUp();
057:                //    edu.rice.cs.util.swing.Utilities.TEST_MODE = true;  // already done in super call!
058:            }
059:
060:            public void testExecFileCreator() throws IOException,
061:                    InterruptedException {
062:                File tempFile = File.createTempFile("drjava-test", ".tmp")
063:                        .getCanonicalFile();
064:                assertTrue("temp file exists", tempFile.exists());
065:                boolean ret = tempFile.delete();
066:                assertTrue("temp file delete succeeded", ret);
067:
068:                // Run new JVM to create the file
069:                String className = getClass().getName() + "$FileCreator";
070:                String tempName = tempFile.getAbsolutePath();
071:                Process jvm = ExecJVM.runJVMPropagateClassPath(className,
072:                        new String[] { tempName }, FileOption.NULL_FILE);
073:
074:                int result = jvm.waitFor();
075:
076:                // Check jvm executed OK
077:                try {
078:                    assertEquals("jvm exit code", 0, result);
079:                    assertTrue("jvm did not create file", tempFile.exists());
080:                    assertTrue("jvm System.out not empty", jvm.getInputStream()
081:                            .read() == -1);
082:                    assertTrue("jvm System.err not empty", jvm.getErrorStream()
083:                            .read() == -1);
084:                } finally { /*do nothing */
085:                }
086:
087:                // clean up file
088:                ret = tempFile.delete();
089:                assertTrue("temp file delete succeeded", ret);
090:            }
091:
092:            public static final class FileCreator {
093:                public static void main(String[] args) {
094:                    File file = new File(args[0]);
095:                    boolean ret;
096:                    try {
097:                        ret = file.createNewFile();
098:                    } catch (IOException ioe) {
099:                        ret = false;
100:                    }
101:                    if (!ret)
102:                        throw new RuntimeException("file creation failed");
103:                    System.exit(0);
104:                }
105:            }
106:
107:            public void testExecWorkingDirNotFound() throws IOException,
108:                    InterruptedException {
109:                // create and delete temp file
110:                File tempFile = File.createTempFile("drjava-test", ".tmp")
111:                        .getCanonicalFile();
112:                assertTrue("temp file exists", tempFile.exists());
113:                boolean ret = tempFile.delete();
114:                assertTrue("temp file delete succeeded", ret);
115:
116:                // turn temp file into directory name, make directory, and delete again
117:                File tempDir = new File(tempFile.toString()
118:                        + File.separatorChar);
119:                ret = tempDir.mkdirs();
120:                assertTrue("temp dir exists", tempDir.exists());
121:                assertTrue("temp dir is dir", tempDir.isDirectory());
122:                ret = tempDir.delete();
123:                assertTrue("temp dir delete succeeded", ret);
124:
125:                // Run new JVM to create the file
126:                String className = getClass().getName() + "$"
127:                        + StringOps.getSimpleName(NoOp.class);
128:                String tempName = tempFile.getAbsolutePath();
129:                Process jvm = ExecJVM.runJVMPropagateClassPath(className,
130:                        new String[] { tempName }, tempDir);
131:
132:                int result = jvm.waitFor();
133:
134:                // Check jvm executed OK
135:                try {
136:                    assertEquals("jvm exit code", 0, result);
137:                    assertTrue("jvm System.out not empty", jvm.getInputStream()
138:                            .read() == -1);
139:                    assertTrue("jvm System.err not empty", jvm.getErrorStream()
140:                            .read() == -1);
141:                } finally {
142:                }
143:            }
144:
145:            public static final class NoOp {
146:                public static void main(String[] args) {
147:                }
148:            }
149:        }
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