ShowReplacement.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 * @bug 8159524
27 * @summary Tests JDK internal APIs with and without replacements
28 * @library ../lib
29 * @modules jdk.jdeps/com.sun.tools.jdeps
30 * @build CompilerUtils JdepsUtil
31 * @run testng ShowReplacement
32 */
33
34import java.nio.file.Path;
35import java.nio.file.Paths;
36import java.util.Map;
37
38import org.testng.annotations.BeforeTest;
39import org.testng.annotations.Test;
40
41import static org.testng.Assert.assertEquals;
42import static org.testng.Assert.assertTrue;
43
44public class ShowReplacement {
45    private static final String TEST_SRC = System.getProperty("test.src");
46
47    private static final Path CLASSES_DIR = Paths.get("classes");
48
49    private static final Map<String, String> REPLACEMENTS = Map.of(
50        "sun.security.util.HostnameChecker",
51        "Use javax.net.ssl.SSLParameters.setEndpointIdentificationAlgorithm(\"HTTPS\") @since 1.7",
52        "",
53        "or javax.net.ssl.HttpsURLConnection.setHostnameVerifier() @since 1.4");
54
55    /**
56     * Compiles classes used by the test
57     */
58    @BeforeTest
59    public void compileAll() throws Exception {
60        CompilerUtils.cleanDir(CLASSES_DIR);
61
62        Path tmp = Paths.get("tmp");
63        assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src", "apple"), tmp));
64        assertTrue(CompilerUtils.compile(Paths.get(TEST_SRC, "src", "q"),
65                                         CLASSES_DIR,
66                                         "-cp", tmp.toString(),
67                                         "--add-exports=java.base/sun.security.util=ALL-UNNAMED"));
68    }
69
70    @Test
71    public void withReplacement() {
72        Path file = Paths.get("q", "WithRepl.class");
73        String[] output = JdepsUtil.jdeps("-jdkinternals", CLASSES_DIR.resolve(file).toString());
74        int i = 0;
75        while (!output[i].contains("Suggested Replacement")) {
76            i++;
77        }
78
79        // must match the number of JDK internal APIs
80        int count = output.length-i-2;
81        assertEquals(count, REPLACEMENTS.size());
82
83        for (int j=i+2; j < output.length; j++) {
84            String line = output[j];
85            int pos = line.indexOf("Use ");
86            if (pos < 0)
87                pos = line.indexOf("or");
88
89            assertTrue(pos > 0);
90            String name = line.substring(0, pos).trim();
91            String repl = line.substring(pos, line.length()).trim();
92            assertEquals(REPLACEMENTS.get(name), repl);
93        }
94    }
95
96    /*
97     * A JDK internal class has been removed while its package still exists.
98     */
99    @Test
100    public void noReplacement() {
101        Path file = Paths.get("q", "NoRepl.class");
102        String[] output = JdepsUtil.jdeps("-jdkinternals", CLASSES_DIR.resolve(file).toString());
103        int i = 0;
104        // expect no replacement
105        while (i < output.length && !output[i].contains("Suggested Replacement")) {
106            i++;
107        }
108
109        // no replacement
110        assertEquals(output.length-i, 0);
111    }
112
113    /*
114     * A JDK internal package has been removed.
115     */
116    @Test
117    public void removedPackage() {
118        Path file = Paths.get("q", "RemovedPackage.class");
119        String[] output = JdepsUtil.jdeps("-jdkinternals", CLASSES_DIR.resolve(file).toString());
120        int i = 0;
121        // expect no replacement
122        while (i < output.length && !output[i].contains("Suggested Replacement")) {
123            i++;
124        }
125
126        // no replacement
127        assertEquals(output.length-i, 0);
128    }
129}
130