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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.
*/
/*
* @test
* @summary jdeps should flag jdk.unsupported exported API as internal
* @modules java.base/jdk.internal.misc
* jdk.jdeps/com.sun.tools.jdeps
* jdk.unsupported
* @build Foo Bar
* @run testng JDKUnsupportedTest
*/
import java.io.PrintWriter;
import java.io.StringWriter;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.*;
import java.util.regex.*;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import static org.testng.Assert.assertTrue;
public class JDKUnsupportedTest {
private static final String TEST_CLASSES = System.getProperty("test.classes");
@DataProvider(name = "data")
public Object[][] expected() {
return new Object[][]{
{ "Foo.class", new String[][] {
new String[] { "java.lang", "java.base" },
new String[] { "jdk.internal.misc", "JDK internal API (java.base)" }
} },
{ "Bar.class", new String[][] {
new String[] { "java.lang", "java.base" },
new String[] { "sun.misc", "JDK internal API (jdk.unsupported)" }
} }
};
}
@Test(dataProvider = "data")
public void test(String filename, String[][] expected) {
Path path = Paths.get(TEST_CLASSES, filename);
Map<String, String> result = jdeps(path.toString());
for (String[] e : expected) {
String pn = e[0];
String module = e[1];
assertTrue(module.equals(result.get(pn)));
}
}
private static Map<String,String> jdeps(String... args) {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
System.err.println("jdeps " + Arrays.toString(args));
int rc = com.sun.tools.jdeps.Main.run(args, pw);
pw.close();
String out = sw.toString();
if (!out.isEmpty())
System.err.println(out);
if (rc != 0)
throw new Error("jdeps failed: rc=" + rc);
return findDeps(out);
}
// Pattern used to parse lines
private static Pattern linePattern = Pattern.compile(".*\r?\n");
private static Pattern pattern = Pattern.compile("\\s+ -> (\\S+) +(.*)");
// Use the linePattern to break the given String into lines, applying
// the pattern to each line to see if we have a match
private static Map<String,String> findDeps(String out) {
Map<String,String> result = new LinkedHashMap<>();
Matcher lm = linePattern.matcher(out); // Line matcher
Matcher pm = null; // Pattern matcher
int lines = 0;
while (lm.find()) {
lines++;
CharSequence cs = lm.group(); // The current line
if (pm == null)
pm = pattern.matcher(cs);
else
pm.reset(cs);
if (pm.find())
result.put(pm.group(1), pm.group(2).trim());
if (lm.end() == out.length())
break;
}
return result;
}
}
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