Basic.java revision 3294:9adfb22ff08f 
1/*
2 * Copyright (c) 2012, 2015, 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 * @bug 8003562 8005428 8015912 8027481 8048063 8068937
27 * @summary Basic tests for jdeps tool
28 * @modules java.management
29 *          jdk.jdeps/com.sun.tools.jdeps
30 * @build Test p.Foo p.Bar p.C p.SubClass q.Gee
31 * @run main Basic
32 */
33
34import java.io.File;
35import java.io.IOException;
36import java.io.PrintWriter;
37import java.io.StringWriter;
38import java.nio.file.Files;
39import java.nio.file.Path;
40import java.util.*;
41import java.util.regex.*;
42import static java.nio.file.StandardCopyOption.*;
43
44public class Basic {
45    public static void main(String... args) throws Exception {
46        int errors = 0;
47        errors += new Basic().run();
48        if (errors > 0)
49            throw new Exception(errors + " errors found");
50    }
51
52    int run() throws IOException {
53        File testDir = new File(System.getProperty("test.classes", "."));
54        // test a .class file
55        test(new File(testDir, "Test.class"),
56             new String[] {"java.lang", "p"},
57             new String[] {"compact1", "not found"});
58        // test a directory
59        test(new File(testDir, "p"),
60             new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"},
61             new String[] {"compact1", "compact1", "compact3", "compact1"},
62             new String[] {"-classpath", testDir.getPath()});
63        // test class-level dependency output
64        test(new File(testDir, "Test.class"),
65             new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"},
66             new String[] {"compact1", "compact1", "not found", "not found"},
67             new String[] {"-verbose:class"});
68        // test -filter:none option
69        test(new File(testDir, "p"),
70             new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto", "p"},
71             new String[] {"compact1", "compact1", "compact3", "compact1", "p"},
72             new String[] {"-classpath", testDir.getPath(), "-verbose:package", "-filter:none"});
73        // test -filter:archive option
74        test(new File(testDir, "p"),
75             new String[] {"java.lang", "java.util", "java.lang.management", "javax.crypto"},
76             new String[] {"compact1", "compact1", "compact3", "compact1"},
77             new String[] {"-classpath", testDir.getPath(), "-verbose:package", "-filter:archive"});
78        // test -p option
79        test(new File(testDir, "Test.class"),
80             new String[] {"p.Foo", "p.Bar"},
81             new String[] {"not found", "not found"},
82             new String[] {"-verbose:class", "-p", "p"});
83        // test -e option
84        test(new File(testDir, "Test.class"),
85             new String[] {"p.Foo", "p.Bar"},
86             new String[] {"not found", "not found"},
87             new String[] {"-verbose:class", "-e", "p\\..*"});
88        test(new File(testDir, "Test.class"),
89             new String[] {"java.lang"},
90             new String[] {"compact1"},
91             new String[] {"-verbose:package", "-e", "java\\.lang\\..*"});
92
93        // parse p.C, p.SubClass and q.*
94        // p.SubClass have no dependency other than p.C
95        // q.Gee depends on p.SubClass that should be found
96        test(testDir,
97             new String[] {"java.lang", "p"},
98             new String[] {"compact1", testDir.getName()},
99             new String[] {"-include", "p.C|p.SubClass|q\\..*"});
100        test(testDir,
101             new String[] {"java.lang", "p"},
102             new String[] {"compact1", testDir.getName()},
103             new String[] {"-classpath", testDir.getPath(), "-include", "p.C|p.SubClass|q\\..*"});
104
105        // test -classpath and -include options
106        test(null,
107             new String[] {"java.lang", "java.util", "java.lang.management",
108                           "javax.crypto"},
109             new String[] {"compact1", "compact1", "compact3", "compact1"},
110             new String[] {"-classpath", testDir.getPath(), "-include", "p.+|Test.class"});
111        test(new File(testDir, "Test.class"),
112             new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"},
113             new String[] {"compact1", "compact1", testDir.getName(), testDir.getName()},
114             new String[] {"-v", "-classpath", testDir.getPath(), "Test.class"});
115
116        // split package p - move p/Foo.class to dir1 and p/Bar.class to dir2
117        Path testClassPath = testDir.toPath();
118        Path dirP = testClassPath.resolve("p");
119        Path dir1 = testClassPath.resolve("dir1");
120        Path subdir1P = dir1.resolve("p");
121        Path dir2 = testClassPath.resolve("dir2");
122        Path subdir2P = dir2.resolve("p");
123        if (!Files.exists(subdir1P))
124            Files.createDirectories(subdir1P);
125        if (!Files.exists(subdir2P))
126            Files.createDirectories(subdir2P);
127        Files.move(dirP.resolve("Foo.class"), subdir1P.resolve("Foo.class"), REPLACE_EXISTING);
128        Files.move(dirP.resolve("Bar.class"), subdir2P.resolve("Bar.class"), REPLACE_EXISTING);
129        StringBuilder cpath = new StringBuilder(testDir.toString());
130        cpath.append(File.pathSeparator).append(dir1.toString());
131        cpath.append(File.pathSeparator).append(dir2.toString());
132        test(new File(testDir, "Test.class"),
133             new String[] {"java.lang.Object", "java.lang.String", "p.Foo", "p.Bar"},
134             new String[] {"compact1", "compact1", dir1.toFile().getName(), dir2.toFile().getName()},
135             new String[] {"-v", "-classpath", cpath.toString(), "Test.class"});
136        return errors;
137    }
138
139    void test(File file, String[] expect, String[] profiles) {
140        test(file, expect, profiles, new String[0]);
141    }
142
143    void test(File file, String[] expect, String[] profiles, String[] options) {
144        List<String> args = new ArrayList<>(Arrays.asList(options));
145        if (file != null) {
146            args.add(file.getPath());
147        }
148        List<String> argsWithDashP = new ArrayList<>();
149        argsWithDashP.add("-P");
150        argsWithDashP.addAll(args);
151        // test without -P
152        checkResult("dependencies", expect, jdeps(args.toArray(new String[0])).keySet());
153        // test with -P
154        checkResult("profiles", expect, profiles, jdeps(argsWithDashP.toArray(new String[0])));
155    }
156
157    Map<String,String> jdeps(String... args) {
158        StringWriter sw = new StringWriter();
159        PrintWriter pw = new PrintWriter(sw);
160        System.err.println("jdeps " + Arrays.toString(args));
161        int rc = com.sun.tools.jdeps.Main.run(args, pw);
162        pw.close();
163        String out = sw.toString();
164        if (!out.isEmpty())
165            System.err.println(out);
166        if (rc != 0)
167            throw new Error("jdeps failed: rc=" + rc);
168        return findDeps(out);
169    }
170
171    // Pattern used to parse lines
172    private static Pattern linePattern = Pattern.compile(".*\r?\n");
173    private static Pattern pattern = Pattern.compile("\\s+ -> (\\S+) +(.*)");
174
175    // Use the linePattern to break the given String into lines, applying
176    // the pattern to each line to see if we have a match
177    private static Map<String,String> findDeps(String out) {
178        Map<String,String> result = new LinkedHashMap<>();
179        Matcher lm = linePattern.matcher(out);  // Line matcher
180        Matcher pm = null;                      // Pattern matcher
181        int lines = 0;
182        while (lm.find()) {
183            lines++;
184            CharSequence cs = lm.group();       // The current line
185            if (pm == null)
186                pm = pattern.matcher(cs);
187            else
188                pm.reset(cs);
189            if (pm.find())
190                result.put(pm.group(1), pm.group(2).trim());
191            if (lm.end() == out.length())
192                break;
193        }
194        return result;
195    }
196
197    void checkResult(String label, String[] expect, Collection<String> found) {
198        List<String> list = Arrays.asList(expect);
199        if (!isEqual(list, found))
200            error("Unexpected " + label + " found: '" + found + "', expected: '" + list + "'");
201    }
202
203    void checkResult(String label, String[] expect, String[] profiles, Map<String,String> result) {
204        if (expect.length != profiles.length)
205            error("Invalid expected names and profiles");
206
207        // check the dependencies
208        checkResult(label, expect, result.keySet());
209        // check profile information
210        checkResult(label, profiles, result.values());
211        for (int i=0; i < expect.length; i++) {
212            String profile = result.get(expect[i]);
213            if (!profile.equals(profiles[i]))
214                error("Unexpected profile: '" + profile + "', expected: '" + profiles[i] + "'");
215        }
216    }
217
218    boolean isEqual(List<String> expected, Collection<String> found) {
219        if (expected.size() != found.size())
220            return false;
221
222        List<String> list = new ArrayList<>(found);
223        list.removeAll(expected);
224        return list.isEmpty();
225    }
226
227    void error(String msg) {
228        System.err.println("Error: " + msg);
229        errors++;
230    }
231
232    int errors;
233}
234