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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.
*/
/*
* @test
* @bug 8295803 8299689 8361613 8366261
* @summary Tests System.console() returns correct Console (or null) from the expected
* module.
* @library /test/lib
* @build jdk.test.lib.Utils
* jdk.test.lib.process.ProcessTools
* @run junit ModuleSelectionTest
*/
import java.io.Console;
import java.lang.invoke.MethodHandles;
import java.lang.invoke.MethodType;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.stream.Stream;
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import org.junit.jupiter.api.Assumptions;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.Arguments;
import org.junit.jupiter.params.provider.MethodSource;
import static jdk.test.lib.Utils.*;
public class ModuleSelectionTest {
private static Stream<Arguments> options() {
return Stream.of(
Arguments.of("-Djdk.console=foo", "java.base"),
Arguments.of("-Djdk.console=java.base", "java.base"),
Arguments.of("-Djdk.console=jdk.internal.le", "jdk.internal.le"),
Arguments.of("--limit-modules java.base", "java.base")
);
}
@ParameterizedTest
@MethodSource("options")
void testNonTTY(String opts) throws Exception {
opts = opts +
" --add-opens java.base/java.io=ALL-UNNAMED ModuleSelectionTest null";
OutputAnalyzer output = ProcessTools.executeTestJava(opts.split(" "));
output.reportDiagnosticSummary();
output.shouldHaveExitValue(0);
}
@ParameterizedTest
@MethodSource("options")
void testTTY(String opts, String expected) throws Exception {
// check "expect" command availability
var expect = Paths.get("/usr/bin/expect");
Assumptions.assumeTrue(Files.exists(expect) && Files.isExecutable(expect),
"'" + expect + "' not found. Test ignored.");
opts = "expect -n " + TEST_SRC + "/moduleSelection.exp " +
TEST_CLASSES + " " +
expected + " " +
TEST_JDK + "/bin/java" +
" --add-opens java.base/java.io=ALL-UNNAMED "
+ opts;
// invoking "expect" command
OutputAnalyzer output = ProcessTools.executeProcess(opts.split(" "));
output.reportDiagnosticSummary();
output.shouldHaveExitValue(0);
}
public static void main(String... args) throws Throwable {
var con = System.console();
var pc = Class.forName("java.io.ProxyingConsole");
var jdkc = Class.forName("jdk.internal.io.JdkConsole");
var lookup = MethodHandles.privateLookupIn(Console.class, MethodHandles.lookup());
var istty = (boolean)lookup.findStatic(Console.class, "isStdinTty", MethodType.methodType(boolean.class))
.invoke() &&
(boolean)lookup.findStatic(Console.class, "isStdoutTty", MethodType.methodType(boolean.class))
.invoke();
var impl = con != null ? MethodHandles.privateLookupIn(pc, MethodHandles.lookup())
.findGetter(pc, "delegate", jdkc)
.invoke(con) : null;
var expected = args[0];
var actual = con == null ? "null" : impl.getClass().getModule().getName();
if (!actual.equals(expected)) {
throw new RuntimeException("""
Console implementation is not the expected one.
Expected: %s
Actual: %s
""".formatted(expected, actual));
} else {
System.out.printf("%s is the expected implementation. (tty: %s)\n", actual, istty);
}
}
}
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