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/*
* Copyright (c) 2016, 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 java.io.FileWriter;
import java.io.IOException;
import java.io.Writer;
import java.lang.annotation.Annotation;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import java.util.TreeSet;
import java.util.function.Consumer;
import com.sun.javatest.TestSuite;
import com.sun.javatest.WorkDirectory;
import com.sun.javatest.regtest.config.JDK;
import com.sun.javatest.regtest.config.RegressionParameters;
import com.sun.javatest.regtest.config.RegressionTestSuite;
public class JDKModulesTest {
public static void main(String... args) throws Exception {
new JDKModulesTest().run(args);
}
private static final Consumer<String> logger = System.err::println;
private final JDK jdk;
private final RegressionTestSuite dummyTestSuite;
private final WorkDirectory dummyWorkDir;
JDKModulesTest() throws IOException, TestSuite.Fault, WorkDirectory.Fault {
Path tmpDir = Paths.get(System.getProperty("java.io.tmpdir"));
Path testSuiteDir = tmpDir.resolve("dummyTestSuite");
Files.createDirectories(testSuiteDir);
Files.createFile(testSuiteDir.resolve("TEST.ROOT"));
dummyTestSuite = RegressionTestSuite.open(testSuiteDir.toFile(), null);
Path dwd = tmpDir.resolve("dummyWorkDir");
dummyWorkDir = Files.exists(dwd)
? WorkDirectory.open(dwd.toFile(), dummyTestSuite)
: WorkDirectory.create(dwd.toFile(), dummyTestSuite);
jdk = JDK.of(System.getProperty("java.home"));
}
@Test
void testNoVMOpts() throws TestSuite.Fault {
test(Collections.<String>emptyList(),
Arrays.asList("java.desktop", "jdk.compiler", "java.corba"),
Arrays.asList("java.corba"));
}
@Test
void testAddAllSystem() throws TestSuite.Fault {
test(Arrays.asList("--add-modules", "ALL-SYSTEM"),
Arrays.asList("java.desktop", "jdk.compiler", "java.corba"),
Collections.<String>emptyList());
}
@Test
void testLimitJDKCompiler() throws TestSuite.Fault {
test(Arrays.asList("--limit-modules", "jdk.compiler"),
Arrays.asList("java.desktop", "jdk.compiler", "java.corba"),
Arrays.asList("java.desktop", "java.corba"));
}
void run(String... args) throws Exception {
if (args.length == 0) {
runTests();
} else {
showModules(Arrays.asList(args));
}
}
void showModules(List<String> vmOpts) throws TestSuite.Fault {
RegressionParameters params = dummyTestSuite.createInterview();
params.setWorkDirectory(dummyWorkDir);
params.setTestVMOptions(vmOpts);
jdk.getVersion(params, logger);
Set<String> defaultModules = new TreeSet<>(jdk.getDefaultModules(params, logger));
Set<String> systemModules = new TreeSet<>(jdk.getSystemModules(params, logger));
System.err.println("default modules: (" + defaultModules.size() + ") " + defaultModules);
System.err.println("system modules: (" + systemModules.size() + ") " + systemModules);
Set<String> nonDefaultModules = new TreeSet<>(systemModules);
nonDefaultModules.removeAll(defaultModules);
System.err.println("non-default modules: (" + nonDefaultModules.size() + ") " + nonDefaultModules);
}
/** Marker annotation for test cases. */
@Retention(RetentionPolicy.RUNTIME)
@interface Test { }
/**
* Combo test to run all test cases in all modes.
*/
void runTests() throws Exception {
for (Method m : getClass().getDeclaredMethods()) {
Annotation a = m.getAnnotation(Test.class);
if (a != null) {
try {
System.out.println("Test: " + m.getName());
m.invoke(this);
} catch (InvocationTargetException e) {
Throwable cause = e.getCause();
throw (cause instanceof Exception) ? ((Exception) cause) : e;
}
System.err.println();
}
}
System.err.println(testCount + " tests" + ((errorCount == 0) ? "" : ", " + errorCount + " errors"));
if (errorCount > 0) {
throw new Exception(errorCount + " errors found");
}
}
void test(List<String> vmOpts,
List<String> modules,
List<String> expectNonDefaultModules) throws TestSuite.Fault {
testCount++;
RegressionParameters params = dummyTestSuite.createInterview();
params.setWorkDirectory(dummyWorkDir);
params.setTestVMOptions(vmOpts);
jdk.getVersion(params, System.err::println);
Set<String> defaultModules = new TreeSet<>(jdk.getDefaultModules(params, logger));
List<String> foundNonDefaultModules = new ArrayList<>();
for (String m : modules) {
if (!defaultModules.contains(m)) {
foundNonDefaultModules.add(m);
}
}
System.err.println("Expect: " + expectNonDefaultModules);
System.err.println("Found: " + foundNonDefaultModules);
if (!foundNonDefaultModules.equals(expectNonDefaultModules)) {
System.out.println("ERROR");
errorCount++;
}
}
int testCount;
int errorCount;
}
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