/*
* Copyright ( c ) 2017 , 2018 , 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 8173374
* @ summary Tests module dot graph
* @ modules java . desktop
* java . sql
* jdk . jdeps / com . sun . tools . jdeps
* jdk . unsupported
* @ library . . / lib
* @ build CompilerUtils
* @ run testng DotFileTest
*/
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.spi.ToolProvider;
import org.testng.annotations.BeforeTest;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import static org.testng.Assert .assertTrue;
import static org.testng.Assert .assertEquals;
public class DotFileTest {
private static final ToolProvider JDEPS = ToolProvider.findFirst("jdeps" )
.orElseThrow(() -> new RuntimeException("jdeps not found" ));
private static final ToolProvider JAR = ToolProvider.findFirst("jar" )
.orElseThrow(() -> new RuntimeException("jar not found" ));
private static final String TEST_SRC = System.getProperty("test.src" );
private static final Path DOTS_DIR = Paths.get("dots" );
private static final Path SPEC_DIR = Paths.get("spec" );
private static final Path MODS = Paths.get("mods" );
@BeforeTest
public void setup() throws Exception {
assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src" , "unsafe" ), MODS));
}
@DataProvider(name = "modules" )
public Object[][] modules() {
return new Object[][]{
// the edges for each module are printed in lexicographical order
{"java.desktop" , List.of("java.datatransfer -> java.base" ,
"java.desktop -> java.datatransfer" ,
"java.desktop -> java.prefs" ,
"java.prefs -> java.xml" ,
"java.xml -> java.base" )
},
{ "java.sql" , List.of("java.logging -> java.base" ,
"java.sql -> java.logging" ,
"java.sql -> java.transaction.xa" ,
"java.sql -> java.xml" ,
"java.transaction.xa -> java.base" ,
"java.xml -> java.base" )
}
};
}
@DataProvider(name = "specVersion" )
public Object[][] specVersion() {
return new Object[][]{
// the edges for each module are printed in lexicographical order
{"java.desktop" , List.of("java.datatransfer -> java.base" ,
"java.desktop -> java.datatransfer" ,
"java.desktop -> java.xml" ,
"java.xml -> java.base" )
},
{ "java.sql" , List.of("java.logging -> java.base" ,
"java.sql -> java.logging" ,
"java.sql -> java.transaction.xa" ,
"java.sql -> java.xml" ,
"java.transaction.xa -> java.base" ,
"java.xml -> java.base" )
}
};
}
@Test(dataProvider = "modules" )
public void test(String name, List<String> edges) throws Exception {
String[] options = new String[] {
"-dotoutput" , DOTS_DIR.toString(),
"-s" , "-m" , name
};
assertTrue(JDEPS.run(System.out, System.out, options) == 0 );
Path path = DOTS_DIR.resolve(name + ".dot" );
assertTrue(Files.exists(path));
List<String> lines = Files.readAllLines(path).stream()
.filter(l -> l.contains(" -> " ))
.map(this ::split)
.toList();
assertEquals(lines, edges);
}
@Test(dataProvider = "specVersion" )
public void testAPIOnly(String name, List<String> edges) throws Exception {
String[] options = new String[]{
"-dotoutput" , SPEC_DIR.toString(),
"-s" , "-apionly" ,
"-m" , name
};
assertTrue(JDEPS.run(System.out, System.out, options) == 0 );
Path path = SPEC_DIR.resolve(name + ".dot" );
assertTrue(Files.exists(path));
List<String> lines = Files.readAllLines(path).stream()
.filter(l -> l.contains(" -> " ))
.map(this ::split)
.toList();
assertEquals(lines, edges);
}
/*
* Test if the file name of the dot output file matches the input filename
*/
@Test
public void testModularJar() throws Exception {
String filename = "org.unsafe-v1.0.jar" ;
assertTrue(JAR.run(System.out, System.out, "cf" , filename,
"-C" , MODS.toString(), "." ) == 0 );
// assertTrue(JDEPS.run(System.out, System.out,
// "--dot-output", DOTS_DIR.toString(), filename) == 0);
assertTrue(JDEPS.run(System.out, System.out,
"--dot-output" , DOTS_DIR.toString(),
"--module-path" , filename,
"-m" , "unsafe" ) == 0 );
Path path = DOTS_DIR.resolve(filename + ".dot" );
assertTrue(Files.exists(path));
// package dependences
List<String> expected = List.of(
"org.indirect -> java.lang" ,
"org.indirect -> org.unsafe" ,
"org.safe -> java.io" ,
"org.safe -> java.lang" ,
"org.unsafe -> java.lang" ,
"org.unsafe -> sun.misc"
);
Pattern pattern = Pattern.compile("(.*) -> +([^ ]*) (.*)" );
List<String> lines = new ArrayList<>();
for (String line : Files.readAllLines(path)) {
line = line.replace('"' , ' ' ).replace(';' , ' ' );
Matcher pm = pattern.matcher(line);
if (pm.find()) {
String origin = pm.group(1 ).trim();
String target = pm.group(2 ).trim();
lines.add(origin + " -> " + target);
}
}
assertEquals(lines, expected);
}
/*
* Test module summary with - m option
*/
@Test
public void testModuleSummary() throws Exception {
String filename = "org.unsafe-v2.0.jar" ;
assertTrue(JAR.run(System.out, System.out, "cf" , filename,
"-C" , MODS.toString(), "." ) == 0 );
assertTrue(JDEPS.run(System.out, System.out, "-s" ,
"--dot-output" , DOTS_DIR.toString(),
"--module-path" , filename,
"-m" , "unsafe" ) == 0 );
Path path = DOTS_DIR.resolve(filename + ".dot" );
assertTrue(Files.exists(path));
// module dependences
List<String> expected = List.of(
"jdk.unsupported -> java.base" ,
"unsafe -> jdk.unsupported"
);
List<String> lines = Files.readAllLines(path).stream()
.filter(l -> l.contains(" -> " ))
.map(this ::split)
.toList();
assertEquals(lines, expected);
}
static Pattern PATTERN = Pattern.compile(" *\" (\\S+)\" -> \" (\\S+)\" .*" );
String split(String line) {
Matcher pm = PATTERN.matcher(line);
assertTrue(pm.find());
return String.format("%s -> %s" , pm.group(1 ), pm.group(2 ));
}
}
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