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 simple tests of module uses 27 * @library /tools/lib 28 * @modules jdk.compiler/com.sun.tools.javac.api 29 * jdk.compiler/com.sun.tools.javac.main 30 * jdk.jdeps/com.sun.tools.classfile 31 * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase 32 * @run main ModuleVersion 33 */ 34 35 import java.io.IOException; 36 import java.nio.file.Files; 37 import java.nio.file.Path; 38 39 import com.sun.tools.classfile.Attribute; 40 import com.sun.tools.classfile.ClassFile; 41 import com.sun.tools.classfile.ConstantPoolException; 42 import com.sun.tools.classfile.Module_attribute; 43 import toolbox.JavacTask; 44 import toolbox.Task.Expect; 45 import toolbox.Task.OutputKind; 46 47 public class ModuleVersion extends ModuleTestBase { main(String... args)48 public static void main(String... args) throws Exception { 49 ModuleVersion t = new ModuleVersion(); 50 t.runTests(); 51 } 52 53 @Test testSetSingleModuleVersion(Path base)54 public void testSetSingleModuleVersion(Path base) throws Exception { 55 Path src = base.resolve("src"); 56 tb.writeJavaFiles(src, 57 "module m { }"); 58 Path classes = base.resolve("classes"); 59 Files.createDirectories(classes); 60 61 String version = "1.2.3.4"; 62 63 new JavacTask(tb) 64 .options("--module-version", version) 65 .outdir(classes) 66 .files(findJavaFiles(src)) 67 .run() 68 .writeAll(); 69 70 checkModuleVersion(classes.resolve("module-info.class"), version); 71 } 72 73 @Test testMultipleModuleVersions(Path base)74 public void testMultipleModuleVersions(Path base) throws Exception { 75 Path src = base.resolve("src"); 76 Path m1 = src.resolve("m1"); 77 tb.writeJavaFiles(m1, 78 "module m1 { }"); 79 Path m2 = src.resolve("m2"); 80 tb.writeJavaFiles(m2, 81 "module m2 { }"); 82 Path classes = base.resolve("classes"); 83 Files.createDirectories(classes); 84 85 String version = "1.2.3.4"; 86 87 new JavacTask(tb) 88 .options("--module-source-path", src.toString(), 89 "--module-version", version) 90 .outdir(classes) 91 .files(findJavaFiles(src)) 92 .run() 93 .writeAll(); 94 95 checkModuleVersion(classes.resolve("m1").resolve("module-info.class"), version); 96 checkModuleVersion(classes.resolve("m2").resolve("module-info.class"), version); 97 98 String log = new JavacTask(tb, JavacTask.Mode.CMDLINE) 99 .options("--module-source-path", src.toString(), 100 "--module-version", "b", 101 "-XDrawDiagnostics") 102 .outdir(classes) 103 .files(findJavaFiles(src)) 104 .run(Expect.FAIL) 105 .writeAll() 106 .getOutput(OutputKind.DIRECT); 107 108 String expectedLog = "bad value for --module-version option: 'b'"; 109 110 if (!log.contains(expectedLog)) { 111 throw new AssertionError("Incorrect log: " + log); 112 } 113 } 114 checkModuleVersion(Path classfile, String version)115 private void checkModuleVersion(Path classfile, String version) throws IOException, ConstantPoolException { 116 ClassFile cf = ClassFile.read(classfile); 117 118 Module_attribute moduleAttribute = (Module_attribute) cf.attributes.get(Attribute.Module); 119 120 if (moduleAttribute == null) { 121 throw new AssertionError("Version attribute missing!"); 122 } 123 124 String actualVersion = cf.constant_pool.getUTF8Value(moduleAttribute.module_version_index); 125 126 if (!version.equals(actualVersion)) { 127 throw new AssertionError("Incorrect version in the classfile: " + actualVersion); 128 } 129 } 130 131 } 132