| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 8158123 8161906 8162713 |
| * @summary tests for module declarations |
| * @library /tools/lib |
| * @modules |
| * jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.main |
| * jdk.jdeps/com.sun.tools.javap |
| * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase |
| * @run main ModuleInfoTest |
| */ |
| |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| import java.util.Arrays; |
| |
| import toolbox.JavacTask; |
| import toolbox.Task; |
| |
| public class ModuleInfoTest extends ModuleTestBase { |
| |
| public static void main(String... args) throws Exception { |
| ModuleInfoTest t = new ModuleInfoTest(); |
| t.runTests(); |
| } |
| |
| /** |
| * Check error message if module declaration not in module-info.java. |
| */ |
| @Test |
| public void testModuleDeclNotInModuleJava(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeFile(src.resolve("M.java"), "module M { }"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("M.java:1:1: compiler.err.module.decl.sb.in.module-info.java")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that a package private class can be put in module-info.java. |
| */ |
| @Test |
| public void testNotModuleDeclInModuleJava_1(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeFile(src.resolve("module-info.java"), "class C { }"); |
| new JavacTask(tb) |
| .options("-XDrawDiagnostics") |
| .files(findJavaFiles(src)) |
| .run() |
| .writeAll(); |
| } |
| |
| /** |
| * Verify that a public class cannot be put in module-info.java. |
| */ |
| @Test |
| public void testNotModuleDeclInModuleJava_2(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeFile(src.resolve("module-info.java"), "public class C { }"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:8: compiler.err.class.public.should.be.in.file: C")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that only one module decl can be put in module-info.java. |
| */ |
| @Test |
| public void testSingleModuleDecl(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, "module M1 { } /*...*/ module M2 { }"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:14: compiler.err.expected: token.end-of-input")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that missing requires are reported. |
| */ |
| @Test |
| public void testRequiresNotFound(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, "module M1 { requires M2; }"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:22: compiler.err.module.not.found: M2")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that missing exports targets are reported. |
| */ |
| @Test |
| public void testExportsNotFound(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, |
| "module M { exports p to N; }", |
| "package p; public class C {}"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "-Xlint:module") |
| .files(findJavaFiles(src)) |
| .run() |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:25: compiler.warn.module.not.found: N")) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that duplicated qualified missing exports targets are reported. |
| */ |
| @Test |
| public void testExportsNotFoundDuplicated(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, |
| "module M { exports p to N, N; }", |
| "package p; public class C {}"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "-Xlint:module") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:28: compiler.err.conflicting.exports.to.module: N")) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that missing exports target warning can be suppressed. |
| */ |
| @Test |
| public void testExportsNotFoundSuppress(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, |
| "@SuppressWarnings(\"module\") module M { exports p to N; }", |
| "package p; public class C {}"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "-Xlint:module") |
| .files(findJavaFiles(src)) |
| .run() |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.isEmpty()) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that missing opens targets are reported. |
| */ |
| @Test |
| public void testOpensNotFound(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, |
| "module M { opens p to N; }", |
| "package p; public class C {}"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "-Xlint:module") |
| .files(findJavaFiles(src)) |
| .run() |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:23: compiler.warn.module.not.found: N")) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that duplicated qualified missing opens targets are reported. |
| */ |
| @Test |
| public void testOpensNotFoundDuplicated(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, |
| "module M { opens p to N, N; }", |
| "package p; public class C {}"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "-Xlint:module") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:26: compiler.err.conflicting.opens.to.module: N")) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that missing opens target warning can be suppressed. |
| */ |
| @Test |
| public void testOpensNotFoundSuppress(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, |
| "@SuppressWarnings(\"module\") module M { opens p to N; }", |
| "package p; public class C {}"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "-Xlint:module") |
| .files(findJavaFiles(src)) |
| .run() |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.isEmpty()) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that a simple loop is detected. |
| */ |
| @Test |
| public void testRequiresSelf(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src, "module M { requires M; }"); |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics") |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:21: compiler.err.cyclic.requires: M")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that a multi-module loop is detected. |
| */ |
| @Test |
| public void testRequiresLoop(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| Path src_m1 = src.resolve("m1x"); |
| tb.writeFile(src_m1.resolve("module-info.java"), "module m1x { requires m2x; }"); |
| Path src_m2 = src.resolve("m2x"); |
| tb.writeFile(src_m2.resolve("module-info.java"), "module m2x { requires m3x; }"); |
| Path src_m3 = src.resolve("m3x"); |
| tb.writeFile(src_m3.resolve("module-info.java"), "module m3x { requires m1x; }"); |
| |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:23: compiler.err.cyclic.requires: m3x")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that a multi-module loop is detected. |
| */ |
| @Test |
| public void testRequiresTransitiveLoop(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| Path src_m1 = src.resolve("m1x"); |
| tb.writeFile(src_m1.resolve("module-info.java"), "module m1x { requires m2x; }"); |
| Path src_m2 = src.resolve("m2x"); |
| tb.writeFile(src_m2.resolve("module-info.java"), "module m2x { requires transitive m3x; }"); |
| Path src_m3 = src.resolve("m3x"); |
| tb.writeFile(src_m3.resolve("module-info.java"), "module m3x { requires m1x; }"); |
| |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:34: compiler.err.cyclic.requires: m3x")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that duplicate requires are detected. |
| */ |
| @Test |
| public void testDuplicateRequires(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| Path src_m1 = src.resolve("m1x"); |
| tb.writeFile(src_m1.resolve("module-info.java"), "module m1x { }"); |
| Path src_m2 = src.resolve("m2x"); |
| tb.writeFile(src_m2.resolve("module-info.java"), "module m2x { requires m1x; requires m1x; }"); |
| |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:37: compiler.err.duplicate.requires: m1x")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that duplicate requires are detected. |
| */ |
| @Test |
| public void testDuplicateRequiresTransitiveStatic(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| Path src_m1 = src.resolve("m1x"); |
| tb.writeFile(src_m1.resolve("module-info.java"), "module m1x { }"); |
| Path src_m2 = src.resolve("m2x"); |
| tb.writeFile(src_m2.resolve("module-info.java"), "module m2x { requires transitive m1x; requires static m1x; }"); |
| |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:55: compiler.err.duplicate.requires: m1x")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that duplicate exported packages are detected correctly. |
| */ |
| @Test |
| public void testConflictingExports_packages(Path base) throws Exception { |
| verifyConflictingExports_packages(base, |
| "exports p; exports q;", |
| null); |
| verifyConflictingExports_packages(base, |
| "exports p; exports p;", |
| "module-info.java:1:33: compiler.err.conflicting.exports: p"); |
| verifyConflictingExports_packages(base, |
| "exports p; opens p;", |
| null); |
| verifyConflictingExports_packages(base, |
| "exports p; exports p to m2x;", |
| "module-info.java:1:33: compiler.err.conflicting.exports: p"); |
| verifyConflictingExports_packages(base, |
| "exports p; opens p to m2x;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p; exports p;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p; opens p;", |
| "module-info.java:1:29: compiler.err.conflicting.opens: p"); |
| verifyConflictingExports_packages(base, |
| "opens p; exports p to m2x;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p; opens p to m2x;", |
| "module-info.java:1:29: compiler.err.conflicting.opens: p"); |
| verifyConflictingExports_packages(base, |
| "exports p to m2x; exports p;", |
| "module-info.java:1:40: compiler.err.conflicting.exports: p"); |
| verifyConflictingExports_packages(base, |
| "exports p to m2x; opens p;", |
| null); |
| verifyConflictingExports_packages(base, |
| "exports p to m2x; exports p to m2x;", |
| "module-info.java:1:45: compiler.err.conflicting.exports.to.module: m2x"); |
| verifyConflictingExports_packages(base, |
| "exports p to m2x; opens p to m2x;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p to m2x; exports p;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p to m2x; opens p;", |
| "module-info.java:1:36: compiler.err.conflicting.opens: p"); |
| verifyConflictingExports_packages(base, |
| "opens p to m2x; exports p to m2x;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p to m2x; opens p to m2x;", |
| "module-info.java:1:36: compiler.err.conflicting.opens: p"); |
| verifyConflictingExports_packages(base, |
| "exports p to m2x; exports p to m3x;", |
| "module-info.java:1:40: compiler.err.conflicting.exports: p"); |
| verifyConflictingExports_packages(base, |
| "exports p to m2x; opens p to m3x;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p to m2x; exports p to m3x;", |
| null); |
| verifyConflictingExports_packages(base, |
| "opens p to m2x; opens p to m3x;", |
| "module-info.java:1:36: compiler.err.conflicting.opens: p"); |
| } |
| |
| private void verifyConflictingExports_packages(Path base, String code, String expected) throws Exception { |
| Files.createDirectories(base); |
| tb.cleanDirectory(base); |
| |
| Path src = base.resolve("src"); |
| tb.writeJavaFiles(src.resolve("m1x"), |
| "module m1x { " + code + " }", |
| "package p; public class P {}", |
| "package q; public class Q {}"); |
| tb.writeJavaFiles(src.resolve("m2x"), |
| "module m2x { requires m1x; }"); |
| tb.writeJavaFiles(src.resolve("m3x"), |
| "module m3x { requires m1x; }"); |
| |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", |
| "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(expected != null ? Task.Expect.FAIL : Task.Expect.SUCCESS) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (expected != null && !log.contains(expected)) |
| throw new Exception("expected output not found, actual output: " + log); |
| } |
| |
| /** |
| * Verify that duplicate exported packages are detected. |
| */ |
| @Test |
| public void testConflictingExports_modules(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| Path src_m1 = src.resolve("m1x"); |
| tb.writeFile(src_m1.resolve("module-info.java"), "module m1x { }"); |
| Path src_m2 = src.resolve("m2x"); |
| tb.writeFile(src_m2.resolve("module-info.java"), "module m2x { exports p to m1x, m1x; }"); |
| |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| if (!log.contains("module-info.java:1:32: compiler.err.conflicting.exports.to.module: m1x")) |
| throw new Exception("expected output not found"); |
| } |
| |
| /** |
| * Verify that annotations are not permitted at |
| * any of the module names or the package names. |
| */ |
| @Test |
| public void testAnnotations(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| Path src_m1 = src.resolve("m1x.sub"); |
| Path classes = base.resolve("classes"); |
| Files.createDirectories(classes); |
| |
| String code = "module @m1.@sub { " + |
| "requires @p1.@p2; " + |
| "exports @p1.@p2; " + |
| "exports @p1.@p2 to @m2.@sub; " + |
| "exports @p1.@p2 to @m2.@sub, @m3.@sub; " + |
| "uses @p1.@Interface; " + |
| "provides @p1.@Interface with @p2.@Concrete; " + |
| "}"; |
| String[] splittedCode = code.split("@"); |
| int length = splittedCode.length; |
| String anno = "@Anno "; |
| |
| for (int i = 1; i < length; i++) { |
| String preAnno = String.join("", Arrays.copyOfRange(splittedCode, 0, i)); |
| String postAnno = String.join("", Arrays.copyOfRange(splittedCode, i, length)); |
| String moduleInfo = preAnno + anno + postAnno; |
| tb.writeFile(src_m1.resolve("module-info.java"), moduleInfo); |
| |
| String log = new JavacTask(tb) |
| .options("-XDrawDiagnostics", "--module-source-path", src.toString()) |
| .outdir(classes) |
| .files(findJavaFiles(src)) |
| .run(Task.Expect.FAIL) |
| .writeAll() |
| .getOutput(Task.OutputKind.DIRECT); |
| |
| String expect_prefix = "(?s)^module\\-info\\.java:\\d+:\\d+: "; |
| String expect_message = "compiler\\.err\\.expected: token\\.identifier"; |
| String expect_suffix = ".*"; |
| String expect = expect_prefix + expect_message + expect_suffix; |
| if (!log.matches(expect)) |
| throw new Exception("expected output not found for: " + moduleInfo + "; actual: " + log); |
| } |
| } |
| } |
