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/*
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @summary tests for multi-module mode compilation
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* @library /tools/lib
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* @modules
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* jdk.compiler/com.sun.tools.javac.api
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* jdk.compiler/com.sun.tools.javac.code
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* jdk.compiler/com.sun.tools.javac.main
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* jdk.jdeps/com.sun.tools.javap
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* @build ToolBox ModuleTestBase
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* @run main EdgeCases
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*/
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import java.io.Writer;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.Arrays;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Objects;
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import java.util.Set;
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import javax.lang.model.element.Element;
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import javax.tools.JavaCompiler;
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import javax.tools.JavaFileObject;
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import javax.tools.StandardJavaFileManager;
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import javax.tools.ToolProvider;
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import com.sun.source.tree.CompilationUnitTree;
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import com.sun.source.util.JavacTask;
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import com.sun.tools.javac.api.JavacTaskImpl;
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import com.sun.tools.javac.code.Symbol.ModuleSymbol;
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public class EdgeCases extends ModuleTestBase {
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public static void main(String... args) throws Exception {
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new EdgeCases().runTests();
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}
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@Test
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void testAddExportUndefinedModule(Path base) throws Exception {
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Path src = base.resolve("src");
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tb.writeJavaFiles(src, "package test; import undef.Any; public class Test {}");
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Path classes = base.resolve("classes");
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tb.createDirectories(classes);
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List<String> log = tb.new JavacTask()
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.options("-XaddExports:undef/undef=ALL-UNNAMED", "-XDrawDiagnostics")
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.outdir(classes)
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.files(findJavaFiles(src))
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.run(ToolBox.Expect.FAIL)
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.writeAll()
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.getOutputLines(ToolBox.OutputKind.DIRECT);
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List<String> expected = Arrays.asList("- compiler.err.cant.find.module: undef",
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"Test.java:1:27: compiler.err.doesnt.exist: undef",
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"2 errors");
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if (!expected.equals(log))
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throw new Exception("expected output not found: " + log);
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}
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@Test
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void testModuleSymbolOutterMostClass(Path base) throws Exception {
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) {
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Path moduleSrc = base.resolve("module-src");
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Path m1 = moduleSrc.resolve("m1");
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tb.writeJavaFiles(m1, "module m1 { }");
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Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(findJavaFiles(moduleSrc));
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JavacTask task = (JavacTask) compiler.getTask(null, fm, null, null, null, files);
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task.analyze();
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ModuleSymbol msym = (ModuleSymbol) task.getElements().getModuleElement("m1");
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msym.outermostClass();
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}
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}
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@Test
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void testParseEnterAnalyze(Path base) throws Exception {
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JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
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try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) {
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Path moduleSrc = base.resolve("module-src");
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Path m1 = moduleSrc.resolve("m1");
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tb.writeJavaFiles(m1, "module m1 { }",
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"package p;",
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"package p; class T { }");
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Path classes = base.resolve("classes");
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Iterable<? extends JavaFileObject> files = fm.getJavaFileObjects(findJavaFiles(moduleSrc));
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List<String> options = Arrays.asList("-d", classes.toString(), "-Xpkginfo:always");
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JavacTaskImpl task = (JavacTaskImpl) compiler.getTask(null, fm, null, options, null, files);
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Iterable<? extends CompilationUnitTree> parsed = task.parse();
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Iterable<? extends Element> entered = task.enter(parsed);
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Iterable<? extends Element> analyzed = task.analyze(entered);
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Iterable<? extends JavaFileObject> generatedFiles = task.generate(analyzed);
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Set<String> generated = new HashSet<>();
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for (JavaFileObject jfo : generatedFiles) {
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generated.add(jfo.getName());
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}
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Set<String> expected = new HashSet<>(
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Arrays.asList(Paths.get("testParseEnterAnalyze", "classes", "p", "package-info.class").toString(),
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Paths.get("testParseEnterAnalyze", "classes", "module-info.class").toString(),
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Paths.get("testParseEnterAnalyze", "classes", "p", "T.class").toString())
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);
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if (!Objects.equals(expected, generated))
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throw new AssertionError("Incorrect generated files: " + generated);
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}
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}
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@Test
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void testModuleImplicitModuleBoundaries(Path base) throws Exception {
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Path src = base.resolve("src");
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Path src_m1 = src.resolve("m1");
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tb.writeJavaFiles(src_m1,
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"module m1 { exports api1; }",
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"package api1; public class Api1 { public void call() { } }");
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Path src_m2 = src.resolve("m2");
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tb.writeJavaFiles(src_m2,
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"module m2 { requires m1; exports api2; }",
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"package api2; public class Api2 { public static api1.Api1 get() { return null; } }");
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Path src_m3 = src.resolve("m3");
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tb.writeJavaFiles(src_m3,
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"module m3 { requires m2; }",
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"package test; public class Test { { api2.Api2.get().call(); api2.Api2.get().toString(); } }");
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Path classes = base.resolve("classes");
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tb.createDirectories(classes);
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String log = tb.new JavacTask()
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.options("-XDrawDiagnostics",
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"-modulesourcepath", src.toString())
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.outdir(classes)
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.files(findJavaFiles(src))
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.run(ToolBox.Expect.FAIL)
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.writeAll()
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.getOutput(ToolBox.OutputKind.DIRECT);
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if (!log.contains("Test.java:1:52: compiler.err.not.def.access.class.intf.cant.access: call(), api1.Api1") ||
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!log.contains("Test.java:1:76: compiler.err.not.def.access.class.intf.cant.access: toString(), java.lang.Object"))
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throw new Exception("expected output not found");
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}
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@Test
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void testAssignClassToAutomaticModule(Path base) throws Exception {
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//check that if a ClassSymbol belongs to an automatic module, it is properly assigned and not
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//duplicated when being accessed through a classfile.
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Path automaticSrc = base.resolve("automaticSrc");
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tb.writeJavaFiles(automaticSrc, "package api1; public class Api1 {}");
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Path automaticClasses = base.resolve("automaticClasses");
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tb.createDirectories(automaticClasses);
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String automaticLog = tb.new JavacTask()
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.outdir(automaticClasses)
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.files(findJavaFiles(automaticSrc))
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.run()
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.writeAll()
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.getOutput(ToolBox.OutputKind.DIRECT);
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if (!automaticLog.isEmpty())
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throw new Exception("expected output not found: " + automaticLog);
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Path modulePath = base.resolve("module-path");
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Files.createDirectories(modulePath);
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Path automaticJar = modulePath.resolve("m1-1.0.jar");
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tb.new JarTask(automaticJar)
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.baseDir(automaticClasses)
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.files("api1/Api1.class")
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.run();
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Path src = base.resolve("src");
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Path src_m2 = src.resolve("m2");
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tb.writeJavaFiles(src_m2,
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"module m2 { requires m1; exports api2; }",
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"package api2; public class Api2 { public static api1.Api1 get() { return null; } }");
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Path src_m3 = src.resolve("m3");
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tb.writeJavaFiles(src_m3,
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"module m3 { requires m1; requires m2; }",
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"package test; public class Test { { api2.Api2.get(); api1.Api1 a1; } }");
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Path classes = base.resolve("classes");
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tb.createDirectories(classes);
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tb.new JavacTask()
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.options("-modulepath", modulePath.toString(),
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"-modulesourcepath", src.toString())
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.outdir(classes)
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.files(findJavaFiles(src_m2))
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.run()
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.writeAll();
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tb.new JavacTask()
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.options("-modulepath", modulePath.toString(),
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"-modulesourcepath", src.toString())
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.outdir(classes)
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.files(findJavaFiles(src_m3))
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.run()
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.writeAll();
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}
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@Test
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void testEmptyImplicitModuleInfo(Path base) throws Exception {
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Path src = base.resolve("src");
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Path src_m1 = src.resolve("m1");
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Files.createDirectories(src_m1);
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try (Writer w = Files.newBufferedWriter(src_m1.resolve("module-info.java"))) {}
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tb.writeJavaFiles(src_m1,
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"package test; public class Test {}");
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Path classes = base.resolve("classes");
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tb.createDirectories(classes);
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tb.new JavacTask()
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.options("-sourcepath", src_m1.toString(),
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"-XDrawDiagnostics")
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.outdir(classes)
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.files(findJavaFiles(src_m1.resolve("test")))
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.run(ToolBox.Expect.FAIL)
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.writeAll();
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tb.writeJavaFiles(src_m1,
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"module m1 {}");
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tb.new JavacTask()
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.options("-sourcepath", src_m1.toString())
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.outdir(classes)
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.files(findJavaFiles(src_m1.resolve("test")))
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.run()
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.writeAll();
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}
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}
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