ModuleTest.java revision 3573:c4a18ee691c4 
1/*
2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @summary Tests jdeps -m and --module-path options on named modules and unnamed modules
27 * @library ../lib
28 * @build CompilerUtils JdepsUtil
29 * @modules jdk.jdeps/com.sun.tools.jdeps
30 * @run testng ModuleTest
31 */
32
33import java.io.File;
34import java.io.IOException;
35
36import java.nio.file.Files;
37import java.nio.file.Path;
38import java.nio.file.Paths;
39import java.util.*;
40import java.util.stream.Collectors;
41
42
43import com.sun.tools.jdeps.DepsAnalyzer;
44import com.sun.tools.jdeps.Graph;
45import org.testng.annotations.DataProvider;
46import org.testng.annotations.BeforeTest;
47import org.testng.annotations.Test;
48
49import static org.testng.Assert.assertTrue;
50
51public class ModuleTest {
52    private static final String TEST_SRC = System.getProperty("test.src");
53    private static final String TEST_CLASSES = System.getProperty("test.classes");
54
55    private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
56    private static final Path MODS_DIR = Paths.get("mods");
57    private static final Path UNNAMED_DIR = Paths.get("unnamed");
58
59    // the names of the modules in this test
60    private static final String UNSUPPORTED = "unsupported";
61    private static String[] modules = new String[] {"m1", "m2", "m3", "m4", UNSUPPORTED};
62    /**
63     * Compiles all modules used by the test
64     */
65    @BeforeTest
66    public void compileAll() throws Exception {
67        CompilerUtils.cleanDir(MODS_DIR);
68        CompilerUtils.cleanDir(UNNAMED_DIR);
69
70        assertTrue(CompilerUtils.compileModule(SRC_DIR, MODS_DIR, UNSUPPORTED,
71                                               "--add-exports", "java.base/jdk.internal.perf=" + UNSUPPORTED));
72        // m4 is not referenced
73        Arrays.asList("m1", "m2", "m3", "m4")
74              .forEach(mn -> assertTrue(CompilerUtils.compileModule(SRC_DIR, MODS_DIR, mn)));
75
76        assertTrue(CompilerUtils.compile(SRC_DIR.resolve("m3"), UNNAMED_DIR, "-p", MODS_DIR.toString()));
77        Files.delete(UNNAMED_DIR.resolve("module-info.class"));
78    }
79
80    @DataProvider(name = "modules")
81    public Object[][] expected() {
82        return new Object[][]{
83                { "m3", new ModuleMetaData("m3").requiresPublic("java.sql")
84                            .requiresPublic("m2")
85                            .requires("java.logging")
86                            .requiresPublic("m1")
87                            .reference("p3", "java.lang", "java.base")
88                            .reference("p3", "java.sql", "java.sql")
89                            .reference("p3", "java.util.logging", "java.logging")
90                            .reference("p3", "p1", "m1")
91                            .reference("p3", "p2", "m2")
92                            .qualified("p3", "p2.internal", "m2")
93                },
94                { "m2", new ModuleMetaData("m2").requiresPublic("m1")
95                            .reference("p2", "java.lang", "java.base")
96                            .reference("p2", "p1", "m1")
97                            .reference("p2.internal", "java.lang", "java.base")
98                            .reference("p2.internal", "java.io", "java.base")
99                },
100                { "m1", new ModuleMetaData("m1").requires("unsupported")
101                            .reference("p1", "java.lang", "java.base")
102                            .reference("p1.internal", "java.lang", "java.base")
103                            .reference("p1.internal", "p1", "m1")
104                            .reference("p1.internal", "q", "unsupported")
105                },
106                { "unsupported", new ModuleMetaData("unsupported")
107                            .reference("q", "java.lang", "java.base")
108                            .jdkInternal("q", "jdk.internal.perf", "java.base")
109                },
110        };
111    }
112
113    @Test(dataProvider = "modules")
114    public void modularTest(String name, ModuleMetaData data) throws IOException {
115        // jdeps --module-path mods -m <name>
116        runTest(data, MODS_DIR.toString(), Set.of(name));
117
118        // jdeps --module-path libs/m1.jar:.... -m <name>
119        String mp = Arrays.stream(modules)
120                .filter(mn -> !mn.equals(name))
121                .map(mn -> MODS_DIR.resolve(mn).toString())
122                .collect(Collectors.joining(File.pathSeparator));
123        runTest(data, mp, Collections.emptySet(), MODS_DIR.resolve(name));
124    }
125
126    @DataProvider(name = "unnamed")
127    public Object[][] unnamed() {
128        return new Object[][]{
129                { "unnamed", new ModuleMetaData("unnamed", false)
130                            .depends("java.sql")
131                            .depends("java.logging")
132                            .depends("m1")
133                            .depends("m2")
134                            .reference("p3", "java.lang", "java.base")
135                            .reference("p3", "java.sql", "java.sql")
136                            .reference("p3", "java.util.logging", "java.logging")
137                            .reference("p3", "p1", "m1")
138                            .reference("p3", "p2", "m2")
139                            .internal("p3", "p2.internal", "m2")
140                },
141        };
142    }
143
144    @Test(dataProvider = "unnamed")
145    public void unnamedTest(String name, ModuleMetaData data) throws IOException {
146        runTest(data, MODS_DIR.toString(), Set.of("m1", "m2"), UNNAMED_DIR);
147    }
148
149    private void runTest(ModuleMetaData data, String modulepath,
150                         Set<String> roots, Path... paths)
151        throws IOException
152    {
153        // jdeps --module-path <modulepath> -m root paths
154        String cmd = String.format("jdeps --module-path %s --add-modules %s %s%n",
155            MODS_DIR, roots.stream().collect(Collectors.joining(",")), paths);
156
157        try (JdepsUtil.Command jdeps = JdepsUtil.newCommand(cmd)) {
158            jdeps.appModulePath(modulepath)
159                .addmods(roots);
160            Arrays.stream(paths).forEach(jdeps::addRoot);
161
162            // run the analyzer
163            DepsAnalyzer analyzer = jdeps.getDepsAnalyzer();
164            assertTrue(analyzer.run());
165
166            // analyze result
167            Graph<DepsAnalyzer.Node> g1 = analyzer.moduleGraph();
168            g1.nodes().stream()
169                .filter(u -> u.name.equals(data.moduleName))
170                .forEach(u -> data.checkRequires(u.name, g1.adjacentNodes(u)));
171
172            Graph<DepsAnalyzer.Node> g2 = analyzer.dependenceGraph();
173            g2.nodes().stream()
174                .filter(u -> u.name.equals(data.moduleName))
175                .forEach(u -> data.checkDependences(u.name, g2.adjacentNodes(u)));
176
177            jdeps.dumpOutput(System.err);
178        }
179    }
180}
181