russell@unturf.com
0a580b313d
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.
104 lines
4.5 KiB
Java
104 lines
4.5 KiB
Java
/*
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* Copyright (c) 2024, 2025, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8337506 8349254
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* @summary Verify command line arguments, including ones from
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* "JDK_JAVA_OPTIONS" environment variables are not mapped
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* with "best-fit" mappings on Windows
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* @requires (os.family == "windows")
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* @library /test/lib
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* @run junit DisableBestFitMappingTest
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*/
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import java.nio.ByteBuffer;
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import java.nio.charset.Charset;
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import java.nio.charset.CharsetEncoder;
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import java.util.stream.Stream;
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import jdk.test.lib.process.ProcessTools;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.Arguments;
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import org.junit.jupiter.params.provider.MethodSource;
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import static org.junit.jupiter.api.Assertions.*;
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import static org.junit.jupiter.api.Assumptions.*;
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public class DisableBestFitMappingTest {
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private static final CharsetEncoder NATIVE_ENC =
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Charset.forName(System.getProperty("native.encoding")).newEncoder();
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private static final String REPLACEMENT =
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NATIVE_ENC.charset().decode(ByteBuffer.wrap(NATIVE_ENC.replacement())).toString();
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private static final String TEST_ENV_VAR = "JDK_JAVA_OPTIONS";
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private static final String TEST_PROP_KEY = "testProp";
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private static final int EXIT_SUCCESS = 0;
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private static final int EXIT_FAILURE = -1;
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static Stream<Arguments> TEST_ARGS() {
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return Stream.of(
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Arguments.of("aa\uff02 \uff02bb", "aa" + REPLACEMENT + " " + REPLACEMENT + "bb"),
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Arguments.of("aa\uff01bb", "aa" + REPLACEMENT + "bb"),
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Arguments.of("aa\u221ebb", "aa" + REPLACEMENT + "bb")
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);
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}
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@ParameterizedTest
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@MethodSource("TEST_ARGS")
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void testCommandLineArgument(String arg, String expected) throws Exception {
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// Only execute if the arg cannot be encoded
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assumeFalse(NATIVE_ENC.canEncode(arg),
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"native.encoding (%s) can encode the argument '%s'. Test ignored."
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.formatted(NATIVE_ENC.charset(), arg));
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var result = ProcessTools.executeTestJava(
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DisableBestFitMappingTest.class.getSimpleName(), expected, arg);
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result.asLines().forEach(System.out::println);
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assertEquals(EXIT_SUCCESS, result.getExitValue(),
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"Command line argument mapping failed");
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}
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@ParameterizedTest
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@MethodSource("TEST_ARGS")
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void testEnvironmentVariable(String propVal, String expected) throws Exception {
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// Only execute if the arg from the environment variable cannot be encoded
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assumeFalse(NATIVE_ENC.canEncode(propVal),
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"native.encoding (%s) can encode the argument '%s'. Test ignored."
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.formatted(NATIVE_ENC.charset(), propVal));
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var pb = ProcessTools.createTestJavaProcessBuilder(
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DisableBestFitMappingTest.class.getSimpleName(), expected);
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pb.environment().put(TEST_ENV_VAR, "-D" + TEST_PROP_KEY + "=\"" + propVal + "\"");
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var result = ProcessTools.executeProcess(pb);
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result.asLines().forEach(System.out::println);
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assertEquals(EXIT_SUCCESS, result.getExitValue(),
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"Argument from JDK_JAVA_OPTIONS mapping failed");
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}
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public static void main(String... args) {
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var expected = args[0];
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var actual = args.length > 1 ? args[1] : System.getProperty(TEST_PROP_KEY);
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System.out.printf("expected: %s, actual: %s%n", expected, actual);
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System.exit(expected.equals(actual) ? EXIT_SUCCESS : EXIT_FAILURE);
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}
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}
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