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/*
* Copyright (c) 2022, 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.
*/
import jdk.test.lib.process.ProcessTools;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import static org.testng.Assert.assertNotEquals;
import static org.testng.Assert.assertTrue;
public class UpcallTestHelper extends NativeTestHelper {
public record Output(List<String> stdout, List<String> stderr) {
private static void assertContains(List<String> lines, String shouldInclude, String name) {
assertTrue(lines.stream().anyMatch(line -> line.contains(shouldInclude)),
"Did not find '" + shouldInclude + "' in " + name);
}
public Output assertStdErrContains(String shouldInclude) {
assertContains(stderr, shouldInclude, "stderr");
return this;
}
public Output assertStdOutContains(String shouldInclude) {
assertContains(stdout, shouldInclude, "stdout");
return this;
}
}
public Output runInNewProcess(Class<?> target, boolean useSpec, String... programArgs) throws IOException, InterruptedException {
assert !target.isArray();
List<String> command = new ArrayList<>(List.of(
"--enable-preview",
"--enable-native-access=ALL-UNNAMED",
"-Djava.library.path=" + System.getProperty("java.library.path"),
"-Djdk.internal.foreign.UpcallLinker.USE_SPEC=" + useSpec,
target.getName()
));
command.addAll(Arrays.asList(programArgs));
Process process = ProcessTools.createTestJavaProcessBuilder(command).start();
int result = process.waitFor();
assertNotEquals(result, 0);
List<String> outLines = linesFromStream(process.getInputStream());
outLines.forEach(System.out::println);
List<String> errLines = linesFromStream(process.getErrorStream());
errLines.forEach(System.err::println);
return new Output(outLines, errLines);
}
private static List<String> linesFromStream(InputStream stream) throws IOException {
try (BufferedReader reader = new BufferedReader(new InputStreamReader(stream))) {
return reader.lines().toList();
}
}
}
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