/*
* Copyright ( c ) 2004 , 2019 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
* or visit www . oracle . com if you need additional information or have any
* questions .
*/
/*
* @ test OptionTest
* @ bug 5095072
* @ summary Test for misc jdwp options , just that the option is parsed
* @ author Kelly O ' Hair ( copied from Tim Bell ' s NoLaunchOptionTest )
*
* @ run compile - g OptionTest . java
* @ run compile - g HelloWorld . java
* @ run compile - g VMConnection . java
* @ run driver OptionTest
*/
import java.util.regex.Pattern;
public class OptionTest extends Object {
private static final Pattern TRANSPORT_ERROR_PTRN = Pattern.compile("^ERROR: transport error .+$" , Pattern.MULTILINE);
private int subprocessStatus;
private static final String CR = System.getProperty("line.separator" );
private static final int BUFFERSIZE = 4096 ;
public static final int RETSTAT = 0 ;
public static final int STDOUT = 1 ;
public static final int STDERR = 2 ;
/**
* Run an arbitrary command and return the results to caller .
*
* @ param an array of String containing the command
* to run and any flags or parameters to the command .
*
* @ return completion status , stderr and stdout as array of String
* Look for :
* return status in result [ OptionTest . RETSTAT ]
* standard out in result [ OptionTest . STDOUT ]
* standard err in result [ OptionTest . STDERR ]
*
*/
public String[] run (String[] cmdStrings) {
StringBuffer stdoutBuffer = new StringBuffer();
StringBuffer stderrBuffer = new StringBuffer();
System.out.print(CR + "runCommand method about to execute: " );
for (int iNdx = 0 ; iNdx < cmdStrings.length; iNdx++) {
System.out.print(" " );
System.out.print(cmdStrings[iNdx]);
}
System.out.println(CR);
try {
Process process = Runtime.getRuntime().exec(cmdStrings);
/*
* Gather up the output of the subprocess using non - blocking
* reads so we can get both the subprocess stdout and the
* subprocess stderr without overfilling any buffers .
*/
java.io.BufferedInputStream is =
new java.io.BufferedInputStream(process.getInputStream());
int isLen = 0 ;
byte [] isBuf = new byte [BUFFERSIZE];
java.io.BufferedInputStream es =
new java.io.BufferedInputStream(process.getErrorStream());
int esLen = 0 ;
byte [] esBuf = new byte [BUFFERSIZE];
do {
isLen = is.read(isBuf);
if (isLen > 0 ) {
stdoutBuffer.append(
new String(isBuf, 0 , isLen));
}
esLen = es.read(esBuf);
if (esLen > 0 ) {
stderrBuffer.append(
new String(esBuf, 0 , esLen));
}
} while ((isLen > -1 ) || (esLen > -1 ));
try {
process.waitFor();
subprocessStatus = process.exitValue();
process = null ;
} catch (java.lang.InterruptedException e) {
System.err.println("InterruptedException: " + e);
}
} catch (java.io.IOException ex) {
System.err.println("IO error: " + ex);
}
String[] result =
new String[] {
Integer.toString(subprocessStatus),
stdoutBuffer.toString(),
stderrBuffer.toString()
};
System.out.println(CR + "--- Return code was: " +
CR + result[RETSTAT]);
System.out.println(CR + "--- Return stdout was: " +
CR + result[STDOUT]);
System.out.println(CR + "--- Return stderr was: " +
CR + result[STDERR]);
return result;
}
public static void main(String[] args) throws Exception {
String javaExe = System.getProperty("java.home" ) +
java.io.File.separator + "bin" +
java.io.File.separator + "java" ;
String targetClass = "HelloWorld" ;
String baseOptions = "transport=dt_socket" +
",address=0" +
",server=y" +
",suspend=n" ;
/* Option combinations to try (combos faster, fewer exec's) */
String options[] = {
"timeout=0,mutf8=y,quiet=y,stdalloc=y,strict=n" ,
"timeout=200000,mutf8=n,quiet=n,stdalloc=n,strict=y"
};
for ( String option : options) {
String cmds [] = {javaExe,
"-agentlib:jdwp=" + baseOptions + "," + option,
targetClass};
OptionTest myTest = new OptionTest();
String results [] = myTest.run(VMConnection.insertDebuggeeVMOptions(cmds));
if (!(results[RETSTAT].equals("0" )) ||
(TRANSPORT_ERROR_PTRN.matcher(results[STDERR]).find())) {
throw new Exception("Test failed: jdwp doesn't like " + cmds[1 ]);
}
}
System.out.println("Testing invalid address string" );
// Test invalid addresses
String badAddresses[] = {
":" ,
"localhost:" ,
"localhost:abc" ,
"localhost:65536" ,
"localhost:65F"
};
for (String badAddress : badAddresses) {
String badOptions = "transport=dt_socket" +
",address=" + badAddress +
",server=y" +
",suspend=n" ;
String cmds[] = {javaExe, "-agentlib:jdwp=" + badOptions, targetClass};
OptionTest myTest = new OptionTest();
String results[] = myTest.run(VMConnection.insertDebuggeeVMOptions(cmds));
if (!results[RETSTAT].equals("0" ) && TRANSPORT_ERROR_PTRN.matcher(results[STDERR]).find()) {
// We got expected error, test passed
}
else {
throw new Exception("Test failed: jdwp accept invalid address '" + badAddress + "'" );
}
}
System.out.println("Test passed: status = 0" );
}
}
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