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*
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* 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).
*
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* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
* @test
* @bug 8003562
* @summary Basic tests for jdeps -dotoutput option
* @modules java.management
* jdk.jdeps/com.sun.tools.jdeps
* @build Test p.Foo p.Bar
* @run main DotFileTest
*/
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.nio.file.DirectoryStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.*;
import java.util.regex.*;
public class DotFileTest {
public static void main(String... args) throws Exception {
int errors = 0;
errors += new DotFileTest().run();
if (errors > 0)
throw new Exception(errors + " errors found");
}
final Path dir;
final Path dotoutput;
DotFileTest() {
this.dir = Paths.get(System.getProperty("test.classes", "."));
this.dotoutput = dir.resolve("dots");
}
int run() throws IOException {
File testDir = dir.toFile();
// test a .class file
test(new File(testDir, "Test.class"),
new String[] {"java.lang", "p"},
new String[] {"compact1", "not found"});
// test a directory
test(new File(testDir, "p"),
new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"},
new String[] {"compact1", "compact1", "compact3", "compact1"},
new String[] {"-classpath", testDir.getPath()});
// test class-level dependency output
test(new File(testDir, "Test.class"),
new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"},
new String[] {"compact1", "compact1", "not found", "not found"},
new String[] {"-verbose:class"});
// test -filter:none option
test(new File(testDir, "p"),
new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto", "p"},
new String[] {"compact1", "compact1", "compact3", "compact1", "p"},
new String[] {"-classpath", testDir.getPath(), "-verbose:package", "-filter:none"});
// test -filter:archive option
test(new File(testDir, "p"),
new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"},
new String[] {"compact1", "compact1", "compact3", "compact1"},
new String[] {"-classpath", testDir.getPath(), "-verbose:package", "-filter:archive"});
// test -p option
test(new File(testDir, "Test.class"),
new String[] {"p.Foo", "p.Bar"},
new String[] {"not found", "not found"},
new String[] {"-verbose:class", "-p", "p"});
// test -e option
test(new File(testDir, "Test.class"),
new String[] {"p.Foo", "p.Bar"},
new String[] {"not found", "not found"},
new String[] {"-verbose:class", "-e", "p\\..*"});
test(new File(testDir, "Test.class"),
new String[] {"java.lang"},
new String[] {"compact1"},
new String[] {"-verbose:package", "-e", "java\\.lang\\..*"});
// test -classpath options
test(new File(testDir, "Test.class"),
new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"},
new String[] {"compact1", "compact1", testDir.getName(), testDir.getName()},
new String[] {"-v", "-classpath", testDir.getPath()});
testSummary(new File(testDir, "Test.class"),
new String[] {"java.base", testDir.getName()},
new String[] {"compact1", ""},
new String[] {"-classpath", testDir.getPath()});
testSummary(new File(testDir, "Test.class"),
new String[] {"java.lang", "p"},
new String[] {"compact1", testDir.getName()},
new String[] {"-v", "-classpath", testDir.getPath()});
return errors;
}
void test(File file, String[] expect, String[] profiles) throws IOException {
test(file, expect, profiles, new String[0]);
}
void test(File file, String[] expect, String[] profiles, String[] options)
throws IOException
{
Path dotfile = dotoutput.resolve(file.toPath().getFileName().toString() + ".dot");
List<String> args = new ArrayList<>(Arrays.asList(options));
args.add("-dotoutput");
args.add(dotoutput.toString());
if (file != null) {
args.add(file.getPath());
}
Map<String,String> result = jdeps(args, dotfile);
checkResult("dependencies", expect, result.keySet());
// with -P option
List<String> argsWithDashP = new ArrayList<>();
argsWithDashP.add("-dotoutput");
argsWithDashP.add(dotoutput.toString());
argsWithDashP.add("-P");
argsWithDashP.addAll(args);
result = jdeps(argsWithDashP, dotfile);
checkResult("profiles", expect, profiles, result);
}
void testSummary(File file, String[] expect, String[] profiles, String[] options)
throws IOException
{
Path dotfile = dotoutput.resolve("summary.dot");
List<String> args = new ArrayList<>(Arrays.asList(options));
args.add("-dotoutput");
args.add(dotoutput.toString());
if (file != null) {
args.add(file.getPath());
}
Map<String,String> result = jdeps(args, dotfile);
checkResult("dependencies", expect, result.keySet());
// with -P option
List<String> argsWithDashP = new ArrayList<>();
argsWithDashP.add("-dotoutput");
argsWithDashP.add(dotoutput.toString());
argsWithDashP.add("-P");
argsWithDashP.addAll(args);
result = jdeps(argsWithDashP, dotfile);
checkResult("profiles", expect, profiles, result);
}
Map<String,String> jdeps(List<String> args, Path dotfile) throws IOException {
if (Files.exists(dotoutput)) {
try (DirectoryStream<Path> stream = Files.newDirectoryStream(dotoutput)) {
for (Path p : stream) {
Files.delete(p);
}
}
Files.delete(dotoutput);
}
// invoke jdeps
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
System.err.println("jdeps " + args);
int rc = com.sun.tools.jdeps.Main.run(args.toArray(new String[0]), pw);
pw.close();
String out = sw.toString();
if (!out.isEmpty())
System.err.println(out);
if (rc != 0)
throw new Error("jdeps failed: rc=" + rc);
// check output files
if (Files.notExists(dotfile)) {
throw new RuntimeException(dotfile + " doesn't exist");
}
return parse(dotfile);
}
private static Pattern pattern = Pattern.compile("(.*) -> +([^ ]*) (.*)");
private Map<String,String> parse(Path outfile) throws IOException {
Map<String,String> result = new LinkedHashMap<>();
for (String line : Files.readAllLines(outfile)) {
line = line.replace('"', ' ').replace(';', ' ');
Matcher pm = pattern.matcher(line);
if (pm.find()) {
String origin = pm.group(1).trim();
String target = pm.group(2).trim();
String module = pm.group(3).replace('(', ' ').replace(')', ' ').trim();
result.put(target, module);
}
}
return result;
}
void checkResult(String label, String[] expect, Collection<String> found) {
List<String> list = Arrays.asList(expect);
if (!isEqual(list, found))
error("Unexpected " + label + " found: '" + found + "', expected: '" + list + "'");
}
void checkResult(String label, String[] expect, String[] profiles, Map<String,String> result) {
if (expect.length != profiles.length)
error("Invalid expected names and profiles");
// check the dependencies
checkResult(label, expect, result.keySet());
// check profile information
checkResult(label, profiles, result.values());
for (int i=0; i < expect.length; i++) {
String profile = result.get(expect[i]);
if (!profile.equals(profiles[i]))
error("Unexpected profile: '" + profile + "', expected: '" + profiles[i] + "'");
}
}
boolean isEqual(List<String> expected, Collection<String> found) {
if (expected.size() != found.size())
return false;
List<String> list = new ArrayList<>(found);
list.removeAll(expected);
return list.isEmpty();
}
void error(String msg) {
System.err.println("Error: " + msg);
errors++;
}
int errors;
}