SingleModuleModeTest.java revision 3573:c4a18ee691c4 
1/*
2 * Copyright (c) 2015-2016, 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 for single module mode compilation
27 * @library /tools/lib
28 * @modules
29 *      jdk.compiler/com.sun.tools.javac.api
30 *      jdk.compiler/com.sun.tools.javac.main
31 * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
32 * @run main SingleModuleModeTest
33 */
34
35import java.nio.file.Files;
36import java.nio.file.Path;
37import java.util.Set;
38
39import javax.annotation.processing.AbstractProcessor;
40import javax.annotation.processing.RoundEnvironment;
41import javax.annotation.processing.SupportedAnnotationTypes;
42import javax.lang.model.SourceVersion;
43import javax.lang.model.element.TypeElement;
44
45import toolbox.JavacTask;
46import toolbox.Task;
47import toolbox.ToolBox;
48
49public class SingleModuleModeTest extends ModuleTestBase{
50
51    public static void main(String... args) throws Exception {
52        new SingleModuleModeTest().run();
53    }
54
55    void run() throws Exception {
56        tb = new ToolBox();
57
58        runTests();
59    }
60
61    @Test
62    public void testTooManyModules(Path base) throws Exception {
63        Path src = base.resolve("src");
64        tb.writeJavaFiles(src.resolve("m1"), "module m1 { }");
65        tb.writeJavaFiles(src.resolve("m2"), "module m2 { }");
66
67        String log = new JavacTask(tb)
68                .options("-XDrawDiagnostics")
69                .files(findJavaFiles(src))
70                .run(Task.Expect.FAIL)
71                .writeAll()
72                .getOutput(Task.OutputKind.DIRECT);
73
74        if (!log.contains("module-info.java:1:1: compiler.err.too.many.modules"))
75            throw new Exception("expected output not found");
76    }
77
78    @Test
79    public void testImplicitModuleSource(Path base) throws Exception {
80        Path src = base.resolve("src");
81        tb.writeJavaFiles(src,
82                "module m { }",
83                "class C { }");
84
85        new JavacTask(tb)
86                .classpath(src)
87                .files(src.resolve("C.java"))
88                .run()
89                .writeAll();
90    }
91
92    @Test
93    public void testImplicitModuleClass(Path base) throws Exception {
94        Path src = base.resolve("src");
95        tb.writeJavaFiles(src,
96                "module m { }",
97                "class C { }");
98        Path classes = base.resolve("classes");
99        Files.createDirectories(classes);
100
101        new JavacTask(tb)
102                .outdir(classes)
103                .files(src.resolve("module-info.java"))
104                .run()
105                .writeAll();
106
107        new JavacTask(tb)
108                .classpath(classes)
109                .files(src.resolve("C.java"))
110                .run()
111                .writeAll();
112    }
113
114    @Test
115    public void testImplicitModuleClassAP(Path base) throws Exception {
116        Path src = base.resolve("src");
117        tb.writeJavaFiles(src,
118                "module m { uses java.lang.Runnable; }",
119                "class C { }");
120        Path classes = base.resolve("classes");
121        Files.createDirectories(classes);
122
123        new JavacTask(tb)
124                .outdir(classes)
125                .files(src.resolve("module-info.java"))
126                .run()
127                .writeAll();
128
129        new JavacTask(tb)
130                .options("-processor", VerifyUsesProvides.class.getName(),
131                         "--processor-path", System.getProperty("test.classes"))
132                .outdir(classes)
133                .classpath(classes)
134                .files(src.resolve("C.java"))
135                .run()
136                .writeAll();
137    }
138
139    @Test
140    public void testImplicitModuleSourceAP(Path base) throws Exception {
141        Path src = base.resolve("src");
142        tb.writeJavaFiles(src,
143                "module m { uses java.lang.Runnable; }",
144                "class C { }");
145        Path classes = base.resolve("classes");
146        Files.createDirectories(classes);
147
148        new JavacTask(tb)
149                .options("-processor", VerifyUsesProvides.class.getName(),
150                         "--processor-path", System.getProperty("test.classes"))
151                .outdir(classes)
152                .sourcepath(src)
153                .classpath(classes)
154                .files(src.resolve("C.java"))
155                .run()
156                .writeAll();
157    }
158
159    @SupportedAnnotationTypes("*")
160    public static final class VerifyUsesProvides extends AbstractProcessor {
161
162        @Override
163        public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
164            if (processingEnv.getElementUtils().getModuleElement("m") == null) {
165                throw new AssertionError();
166            }
167
168            return false;
169        }
170
171        @Override
172        public SourceVersion getSupportedSourceVersion() {
173            return SourceVersion.latest();
174        }
175
176    }
177}
178