IncCompileChangeNative.java revision 2958:27da0c3ac83a 
1/*
2 * Copyright (c) 2014, 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 * @summary Verify native files are removed when native method is removed
27 * @bug 8054689
28 * @author Fredrik O
29 * @author sogoel (rewrite)
30 * @library /tools/lib
31 * @modules jdk.compiler/com.sun.tools.javac.api
32 *          jdk.compiler/com.sun.tools.javac.file
33 *          jdk.compiler/com.sun.tools.javac.main
34 *          jdk.compiler/com.sun.tools.sjavac
35 * @build Wrapper ToolBox
36 * @run main Wrapper IncCompileChangeNative
37 */
38
39import java.util.*;
40import java.nio.file.*;
41
42public class IncCompileChangeNative extends SJavacTester {
43    public static void main(String... args) throws Exception {
44        IncCompileChangeNative cn = new IncCompileChangeNative();
45        cn.test();
46    }
47
48    // Remember the previous bin and headers state here.
49    Map<String,Long> previous_bin_state;
50    Map<String,Long> previous_headers_state;
51    ToolBox tb = new ToolBox();
52
53    void test() throws Exception {
54        clean(TEST_ROOT);
55        Files.createDirectories(GENSRC);
56        Files.createDirectories(BIN);
57        Files.createDirectories(HEADERS);
58
59        initialCompile();
60        incrementalCompileDropAllNatives();
61        incrementalCompileAddNative();
62
63        clean(GENSRC, BIN, HEADERS);
64    }
65
66    // Update B.java with one less native method i.e. it has no longer any methods
67    // Verify that beta_B.h is removed
68    void incrementalCompileDropAllNatives() throws Exception {
69        previous_bin_state = collectState(BIN);
70        previous_headers_state = collectState(HEADERS);
71        System.out.println("\nIn incrementalCompileDropAllNatives() ");
72        System.out.println("Verify that beta_B.h is removed");
73        tb.writeFile(GENSRC.resolve("beta/B.java"),
74                     "package beta; import alfa.omega.A; " +
75                     "public class B { private int b() { return A.DEFINITION; } }");
76
77        compile(GENSRC.toString(),
78                "-d", BIN.toString(),
79                "-h", HEADERS.toString(),
80                "-j", "1",
81                SERVER_ARG,
82                "--log=debug");
83        Map<String,Long> new_bin_state = collectState(BIN);
84        verifyNewerFiles(previous_bin_state, new_bin_state,
85                         BIN + "/beta/B.class",
86                         BIN + "/beta/BINT.class",
87                         BIN + "/javac_state");
88        previous_bin_state = new_bin_state;
89
90        Map<String,Long> new_headers_state = collectState(HEADERS);
91        verifyThatFilesHaveBeenRemoved(previous_headers_state, new_headers_state,
92                                       HEADERS + "/beta_B.h");
93        previous_headers_state = new_headers_state;
94    }
95
96    // Update the B.java with a final static annotated with @Native
97    // Verify that beta_B.h is added again
98    void incrementalCompileAddNative() throws Exception {
99        System.out.println("\nIn incrementalCompileAddNative() ");
100        System.out.println("Verify that beta_B.h is added again");
101        tb.writeFile(GENSRC.resolve("beta/B.java"),
102                     "package beta; import alfa.omega.A; public class B {"+
103                     "private int b() { return A.DEFINITION; } "+
104                     "@java.lang.annotation.Native final static int alfa = 42; }");
105
106        compile(GENSRC.toString(),
107                "-d", BIN.toString(),
108                "-h", HEADERS.toString(),
109                "-j", "1",
110                SERVER_ARG,
111                "--log=debug");
112        Map<String,Long> new_bin_state = collectState(BIN);
113        verifyNewerFiles(previous_bin_state, new_bin_state,
114                         BIN + "/beta/B.class",
115                         BIN + "/beta/BINT.class",
116                         BIN + "/javac_state");
117        previous_bin_state = new_bin_state;
118
119        Map<String,Long> new_headers_state = collectState(HEADERS);
120        verifyThatFilesHaveBeenAdded(previous_headers_state, new_headers_state,
121                                     HEADERS + "/beta_B.h");
122        previous_headers_state = new_headers_state;
123    }
124}
125