java-topology/test/jdk/java/io/Console/DefaultCharsetTest.java
russell@unturf.com 0a580b313d undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00

86 lines
3.3 KiB
Java

/*
* Copyright (c) 2024, 2025, 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.
*/
import java.nio.file.Files;
import java.nio.file.Paths;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import org.junit.jupiter.api.Assumptions;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;
import static jdk.test.lib.Utils.*;
/**
* @test
* @bug 8341975 8351435 8361613
* @summary Tests the default charset. It should honor `stdout.encoding`
* which should be the same as System.out.charset()
* @requires (os.family == "linux") | (os.family == "mac")
* @library /test/lib
* @build jdk.test.lib.Utils
* jdk.test.lib.JDKToolFinder
* jdk.test.lib.process.ProcessTools
* @run junit DefaultCharsetTest
*/
public class DefaultCharsetTest {
@BeforeAll
static void checkExpectAvailability() {
// check "expect" command availability
var expect = Paths.get("/usr/bin/expect");
Assumptions.assumeTrue(Files.exists(expect) && Files.isExecutable(expect),
"'" + expect + "' not found. Test ignored.");
}
@ParameterizedTest
@ValueSource(strings = {"UTF-8", "ISO-8859-1", "US-ASCII", "foo", ""})
void testDefaultCharset(String stdoutEncoding) throws Exception {
// invoking "expect" command
OutputAnalyzer oa = ProcessTools.executeProcess(
"expect",
"-n",
TEST_SRC + "/defaultCharset.exp",
TEST_CLASSES,
TEST_JDK + "/bin/java",
"-Dstdout.encoding=" + stdoutEncoding,
getClass().getName());
oa.reportDiagnosticSummary();
oa.shouldHaveExitValue(0);
}
public static void main(String... args) {
var stdoutEncoding = System.getProperty("stdout.encoding");
var sysoutCharset = System.out.charset();
var consoleCharset = System.console().charset();
System.out.printf("""
stdout.encoding = %s
System.out.charset() = %s
System.console().charset() = %s
""", stdoutEncoding, sysoutCharset.name(), consoleCharset.name());
if (!consoleCharset.equals(sysoutCharset)) {
System.err.printf("Charsets for System.out and Console differ for stdout.encoding: %s%n", stdoutEncoding);
System.exit(-1);
}
}
}