--- /dev/null 2016-12-10 08:16:53.177999985 +0000 +++ new/test/tools/javac/modules/ModuleVersion.java 2016-12-15 09:20:45.937490903 +0000 @@ -0,0 +1,131 @@ +/* + * 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 + * @summary simple tests of module uses + * @library /tools/lib + * @modules jdk.compiler/com.sun.tools.javac.api + * jdk.compiler/com.sun.tools.javac.main + * jdk.jdeps/com.sun.tools.classfile + * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase + * @run main ModuleVersion + */ + +import java.io.IOException; +import java.nio.file.Files; +import java.nio.file.Path; + +import com.sun.tools.classfile.Attribute; +import com.sun.tools.classfile.ClassFile; +import com.sun.tools.classfile.ConstantPoolException; +import com.sun.tools.classfile.Module_attribute; +import toolbox.JavacTask; +import toolbox.Task.Expect; +import toolbox.Task.OutputKind; + +public class ModuleVersion extends ModuleTestBase { + public static void main(String... args) throws Exception { + ModuleVersion t = new ModuleVersion(); + t.runTests(); + } + + @Test + public void testSetSingleModuleVersion(Path base) throws Exception { + Path src = base.resolve("src"); + tb.writeJavaFiles(src, + "module m { }"); + Path classes = base.resolve("classes"); + Files.createDirectories(classes); + + String version = "1.2.3.4"; + + new JavacTask(tb) + .options("--module-version", version) + .outdir(classes) + .files(findJavaFiles(src)) + .run() + .writeAll(); + + checkModuleVersion(classes.resolve("module-info.class"), version); + } + + @Test + public void testMultipleModuleVersions(Path base) throws Exception { + Path src = base.resolve("src"); + Path m1 = src.resolve("m1"); + tb.writeJavaFiles(m1, + "module m1 { }"); + Path m2 = src.resolve("m2"); + tb.writeJavaFiles(m2, + "module m2 { }"); + Path classes = base.resolve("classes"); + Files.createDirectories(classes); + + String version = "1.2.3.4"; + + new JavacTask(tb) + .options("--module-source-path", src.toString(), + "--module-version", version) + .outdir(classes) + .files(findJavaFiles(src)) + .run() + .writeAll(); + + checkModuleVersion(classes.resolve("m1").resolve("module-info.class"), version); + checkModuleVersion(classes.resolve("m2").resolve("module-info.class"), version); + + String log = new JavacTask(tb, JavacTask.Mode.CMDLINE) + .options("--module-source-path", src.toString(), + "--module-version", "b", + "-XDrawDiagnostics") + .outdir(classes) + .files(findJavaFiles(src)) + .run(Expect.FAIL) + .writeAll() + .getOutput(OutputKind.DIRECT); + + String expectedLog = "bad value for --module-version option: 'b'"; + + if (!log.contains(expectedLog)) { + throw new AssertionError("Incorrect log: " + log); + } + } + + private void checkModuleVersion(Path classfile, String version) throws IOException, ConstantPoolException { + ClassFile cf = ClassFile.read(classfile); + + Module_attribute moduleAttribute = (Module_attribute) cf.attributes.get(Attribute.Module); + + if (moduleAttribute == null) { + throw new AssertionError("Version attribute missing!"); + } + + String actualVersion = cf.constant_pool.getUTF8Value(moduleAttribute.module_version_index); + + if (!version.equals(actualVersion)) { + throw new AssertionError("Incorrect version in the classfile: " + actualVersion); + } + } + +}