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/*
* Copyright (c) 2021, 2023, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2021 NTT DATA.
* 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 8271186 8273471
* @library /test/lib
* @run driver FoldMultilinesTest
*/
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.regex.Pattern;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
public class FoldMultilinesTest {
private static String EXCEPTION_LOG_FILE = "exceptions.log";
private static String XLOG_BASE = "-Xlog:exceptions=info:";
private static String EXCEPTION_MESSAGE = "line 1\nline 2\\nstring";
private static String FOLDED_EXCEPTION_MESSAGE = "line 1\\nline 2\\\\nstring";
private static Pattern NEWLINE_LOG_PATTERN = Pattern.compile("line 1\\Rline 2\\\\nstring", Pattern.MULTILINE);
private static String getLog(String out, OutputAnalyzer output) throws Exception {
return switch (out) {
case "" -> output.getStdout();
case "stdout" -> output.getStdout();
case "stderr" -> output.getStderr();
default -> Files.readString(Path.of(EXCEPTION_LOG_FILE));
};
}
private static void analyzeFoldMultilinesOn(ProcessBuilder pb, String out) throws Exception {
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldHaveExitValue(0);
if (!getLog(out, output).contains(FOLDED_EXCEPTION_MESSAGE)) {
throw new RuntimeException(out + ": foldmultilines=true did not work.");
}
}
private static void analyzeFoldMultilinesOff(ProcessBuilder pb, String out) throws Exception {
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldHaveExitValue(0);
if (!NEWLINE_LOG_PATTERN.matcher(getLog(out, output)).find()) {
throw new RuntimeException(out + ": foldmultilines=false did not work.");
}
}
private static void analyzeFoldMultilinesInvalid(ProcessBuilder pb) throws Exception {
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain("Invalid option: foldmultilines must be 'true' or 'false'.");
output.shouldNotHaveExitValue(0);
}
private static void test(String out) throws Exception {
String Xlog;
ProcessBuilder pb;
Xlog = XLOG_BASE + out + "::foldmultilines=true";
pb = ProcessTools.createLimitedTestJavaProcessBuilder(Xlog, InternalClass.class.getName());
analyzeFoldMultilinesOn(pb, out);
Xlog = XLOG_BASE + out + "::foldmultilines=false";
pb = ProcessTools.createLimitedTestJavaProcessBuilder(Xlog, InternalClass.class.getName());
analyzeFoldMultilinesOff(pb, out);
Xlog = XLOG_BASE + out + "::foldmultilines=invalid";
pb = ProcessTools.createLimitedTestJavaProcessBuilder(Xlog, InternalClass.class.getName());
analyzeFoldMultilinesInvalid(pb);
}
public static void main(String[] args) throws Exception {
// -Xlog:exceptions=info:file=exceptions.log::foldmultilines=[true|false|invalid]
test("file=" + EXCEPTION_LOG_FILE);
// -Xlog:exceptions=info:stdout::foldmultilines=[true|false|invalid]
test("stdout");
// -Xlog:exceptions=info:stderr::foldmultilines=[true|false|invalid]
test("stderr");
// -Xlog:exceptions=info:::foldmultilines=[true|false|invalid]
test("");
}
public static class InternalClass {
public static void main(String[] args) {
try {
throw new RuntimeException(EXCEPTION_MESSAGE);
} catch (Exception e) {
// Do nothing to return exit code 0
}
}
}
}
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