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8378267: Test sun/security/util/HexDumpEncoderTests.java fails when unexpected warning appears

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Reviewed-by: weijun
This commit is contained in:
Mikhail Yankelevich 2026-03-12 17:33:52 +00:00
parent 8444fdae4a
commit ebcfd7d623
1 changed files with 39 additions and 14 deletions
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53
test/jdk/sun/security/util/HexDumpEncoderTests.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2025, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2025, 2026, 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
@ -27,6 +27,10 @@ import sun.security.util.HexDumpEncoder;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import java.util.Arrays;
/*
@ -38,7 +42,6 @@ import java.util.Arrays;
*/
public class HexDumpEncoderTests {
private static String[] getTestCommand(final String encoding) {
return new String[]{
"--add-modules", "java.base",
@ -54,24 +57,34 @@ public class HexDumpEncoderTests {
final var resultIso = ProcessTools.executeTestJava(testCommandIso);
resultIso.shouldHaveExitValue(0);
final String latin1ResultFromFile = Files.readString(
Path.of("ISO-8859-1.txt"));
// This will take all available StandardCharsets and test them all comparing to the ISO_8859_1
// Dome im parallel, as this is significantly faster
// This will take all available StandardCharsets and test them all
// comparing to the ISO_8859_1.
// Done im parallel, as this is significantly faster
Arrays.stream(StandardCharsets.class.getDeclaredFields())
.parallel()
.forEach(field -> {
if (java.lang.reflect.Modifier.isStatic(field.getModifiers())) {
if (java.lang.reflect.Modifier
.isStatic(field.getModifiers())) {
try {
final var charset = (Charset) field.get(StandardCharsets.ISO_8859_1); // getting the charset to test
// getting the charset to test
final var charset = (Charset) field.get(null);
final var testCommand = getTestCommand(charset.name());
final var testCommand =
getTestCommand(charset.name());
final var result = ProcessTools.executeTestJava(testCommand);
final var result =
ProcessTools.executeTestJava(testCommand);
result.shouldHaveExitValue(0);
final String resultFromFile = Files.readString(
Path.of(charset.name()+".txt"));
// The outputs of the ISO encoding must be identical to the one tested
Asserts.assertEquals(resultIso.getStdout(),
result.getStdout(),
// The outputs of the ISO encoding must be identical
// to the one tested
Asserts.assertEquals(latin1ResultFromFile,
resultFromFile,
"Encoding " + charset.name());
} catch (Exception e) {
throw new RuntimeException(e);
@ -86,14 +99,26 @@ public class HexDumpEncoderTests {
* This will test the encode and encode buffer functions at once,
* as they are both representing the string in LATIN_1
* <p>
* The output is put as a system.out
* The output is put to the file in scratch dir with corresponding
* encoding name
*/
public static void main(String[] args) throws Exception {
final var encoder = new HexDumpEncoder();
System.out.printf("\nCert Encoded With Encode Buffer: %s\n", encoder.encodeBuffer(new byte[100]));
System.out.printf("\nCert Encoded With Encode: %s\n", encoder.encode(new byte[100]));
final String encodeBufferResult =
encoder.encodeBuffer(new byte[100]);
final String encodeResult = encoder.encode(new byte[100]);
final String content = String.format("""
Cert Encoded With Encode Buffer: %s
Cert Encoded With Encode: %s""",
encodeBufferResult, encodeResult);
Files.writeString(
Paths.get(Charset.defaultCharset().displayName() + ".txt"),
content,
StandardOpenOption.CREATE,
StandardOpenOption.TRUNCATE_EXISTING);
}
}
}