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/*
* Copyright (c) 1999, 2023, 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
* @bug 4156278
* @summary Basic functional test for
* Runtime.exec(String[] command, String[] env, File path) and
* Runtime.exec(String command, String[] env, File path).
* @requires vm.flagless
* @library /test/lib
* @run testng/othervm SetCwd
*/
import org.testng.annotations.BeforeTest;
import org.testng.annotations.Test;
import java.io.*;
import static jdk.test.lib.Asserts.assertTrue;
public class SetCwd {
private static final String TEST_CLASSES = System.getProperty(
"test.classes", ".");
private static final String[] CMD_ARRAY = new String[2];
@BeforeTest
public static void setUp() throws Exception {
CMD_ARRAY[0] = System.getProperty("java.home") + File.separator +
"bin" + File.separator + "java";
CMD_ARRAY[1] = SimpleProcess.class.getName();
}
@Test
public void testRuntimeExecWithArray() throws Exception {
Process process = Runtime.getRuntime().exec(CMD_ARRAY, null,
new File(TEST_CLASSES));
verifyProcessOutput(process);
}
@Test
public void testRuntimeExecWithString() throws Exception {
String cmd = String.join(" ", CMD_ARRAY);
@SuppressWarnings("deprecation")
Process process = Runtime.getRuntime().exec(cmd, null,
new File(TEST_CLASSES));
verifyProcessOutput(process);
}
// Verify the process has executed by comparing its output with the expected
private void verifyProcessOutput(Process process) throws Exception {
process.waitFor();
assertTrue(process.exitValue() == 0);
try (BufferedReader reader = new BufferedReader(
new InputStreamReader(process.getInputStream()))) {
String line = reader.readLine();
if (!line.startsWith(TEST_CLASSES)) {
String error = String.format("Expected process output first line: " +
"'%s' Actual: '%s'", TEST_CLASSES, line);
throw new Exception(error);
}
}
}
// This class main will be the entry point for test subprocesses
static class SimpleProcess {
public static void main (String[] args) throws Exception {
File dir = new File(".");
System.out.println(dir.getCanonicalPath());
}
}
}
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