2381943e61
Co-authored-by: Jonathan Gibbons <jonathan.gibbons@oracle.com> Co-authored-by: Jan Lahoda <jan.lahoda@oracle.com> Co-authored-by: Srikanth Adayapalam <srikanth.adayapalam@oracle.com> Co-authored-by: Mandy Chung <mandy.chung@oracle.com> Reviewed-by: mcimadamore
443 lines
18 KiB
Java
443 lines
18 KiB
Java
/*
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* Copyright (c) 2016, 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 module resolution
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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.main
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* @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
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* @run main QueryBeforeEnter
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*/
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import java.io.File;
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import java.io.OutputStream;
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import java.nio.file.*;
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import java.util.Arrays;
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import java.util.Set;
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import javax.annotation.processing.AbstractProcessor;
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import javax.annotation.processing.RoundEnvironment;
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import javax.annotation.processing.SupportedAnnotationTypes;
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import javax.annotation.processing.SupportedSourceVersion;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.TypeElement;
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import javax.tools.JavaCompiler;
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import javax.tools.StandardJavaFileManager;
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import javax.tools.ToolProvider;
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// import com.sun.source.util.JavacTask;
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import com.sun.source.util.Plugin;
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import com.sun.source.util.TaskEvent;
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import com.sun.source.util.TaskListener;
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import com.sun.tools.javac.Main;
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import toolbox.JavacTask;
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import toolbox.Task;
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import toolbox.ToolBox;
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public class QueryBeforeEnter extends ModuleTestBase {
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public static void main(String... args) throws Exception {
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QueryBeforeEnter t = new QueryBeforeEnter();
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t.runTests();
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}
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@Test
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public void testEmpty(Path base) throws Exception {
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JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler();
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com.sun.source.util.JavacTask task =
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(com.sun.source.util.JavacTask) javaCompiler.getTask(null, null, null, null, null, null);
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TypeElement jlString = task.getElements().getTypeElement("java.lang.String");
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assertNotNull(jlString);
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}
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@Test
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public void testUnnamed(Path base) throws Exception {
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Path moduleSrc = base.resolve("module-src");
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Path m1 = moduleSrc.resolve("m1x");
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tb.writeJavaFiles(m1,
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"module m1x { exports m1x; }",
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"package m1x; public class M1 {}");
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Path m2 = moduleSrc.resolve("m2x");
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tb.writeJavaFiles(m2,
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"module m2x { exports m2x; }",
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"package m2x; public class M2 {}");
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Path modulePath = base.resolve("module-path");
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Files.createDirectories(modulePath);
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new JavacTask(tb)
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.options("--module-source-path", moduleSrc.toString())
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.outdir(modulePath)
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.files(findJavaFiles(moduleSrc))
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.run()
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.writeAll();
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Path cpSrc = base.resolve("cp-src");
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tb.writeJavaFiles(cpSrc,
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"package cp; public class CP {}");
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Path cp = base.resolve("cp");
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Files.createDirectories(cp);
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new JavacTask(tb)
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.outdir(cp)
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.files(findJavaFiles(cpSrc))
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.run()
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.writeAll();
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Path src = base.resolve("src");
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tb.writeJavaFiles(src,
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"package test; public class Test1 {}",
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"package test; public class Test2 {}");
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Path out = base.resolve("out");
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Files.createDirectories(out);
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JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler();
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try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) {
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com.sun.source.util.JavacTask task =
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(com.sun.source.util.JavacTask) javaCompiler.getTask(null,
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null,
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d -> { throw new IllegalStateException(d.toString()); },
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Arrays.asList("--module-path", modulePath.toString(),
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"--class-path", cp.toString(),
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"-sourcepath", src.toString()),
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null,
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fm.getJavaFileObjects(src.resolve("test").resolve("Test2.java")));
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assertNotNull(task.getElements().getTypeElement("java.lang.String"));
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assertNotNull(task.getElements().getTypeElement("javax.tools.ToolProvider"));
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assertNull(task.getElements().getTypeElement("m1x.M1"));
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assertNull(task.getElements().getTypeElement("m2x.M2"));
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assertNotNull(task.getElements().getTypeElement("cp.CP"));
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assertNotNull(task.getElements().getTypeElement("test.Test1"));
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assertNotNull(task.getElements().getTypeElement("test.Test2"));
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assertNotNull(task.getElements().getModuleElement("java.base"));
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assertNotNull(task.getElements().getModuleElement("java.compiler"));
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assertNull(task.getElements().getModuleElement("m1x"));
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assertNull(task.getElements().getModuleElement("m2x"));
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}
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}
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@Test
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public void testSingleNamed(Path base) throws Exception {
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Path moduleSrc = base.resolve("module-src");
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Path m1 = moduleSrc.resolve("m1x");
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tb.writeJavaFiles(m1,
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"module m1x { exports m1x; }",
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"package m1x; public class M1 {}");
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Path m2 = moduleSrc.resolve("m2x");
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tb.writeJavaFiles(m2,
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"module m2x { exports m2x; }",
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"package m2x; public class M2 {}");
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Path modulePath = base.resolve("module-path");
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Files.createDirectories(modulePath);
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new JavacTask(tb)
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.options("--module-source-path", moduleSrc.toString())
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.outdir(modulePath)
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.files(findJavaFiles(moduleSrc))
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.run()
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.writeAll();
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Path cpSrc = base.resolve("cp-src");
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tb.writeJavaFiles(cpSrc,
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"package cp; public class CP {}");
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Path cp = base.resolve("cp");
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Files.createDirectories(cp);
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new JavacTask(tb)
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.outdir(cp)
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.files(findJavaFiles(cpSrc))
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.run()
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.writeAll();
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Path src = base.resolve("src");
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tb.writeJavaFiles(src,
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"module test { requires java.base; requires m1x; } ",
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"package test; public class Test {}");
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Path out = base.resolve("out");
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Files.createDirectories(out);
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JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler();
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try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) {
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com.sun.source.util.JavacTask task =
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(com.sun.source.util.JavacTask) javaCompiler.getTask(null,
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null,
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d -> { throw new IllegalStateException(d.toString()); },
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Arrays.asList("--module-path", modulePath.toString(),
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"--class-path", cp.toString(),
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"-sourcepath", src.toString()),
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null,
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fm.getJavaFileObjects(findJavaFiles(src)));
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assertNotNull(task.getElements().getTypeElement("java.lang.String"));
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assertNull(task.getElements().getTypeElement("javax.tools.ToolProvider"));
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assertNotNull(task.getElements().getTypeElement("m1x.M1"));
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assertNull(task.getElements().getTypeElement("m2x.M2"));
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assertNotNull(task.getElements().getTypeElement("test.Test"));
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assertNotNull(task.getElements().getModuleElement("java.base"));
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assertNull(task.getElements().getModuleElement("java.compiler"));
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assertNotNull(task.getElements().getModuleElement("m1x"));
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assertNull(task.getElements().getModuleElement("m2x"));
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assertNotNull(task.getElements().getModuleElement("test"));
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}
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}
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@Test
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public void testMultiModule(Path base) throws Exception {
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Path modulePathSrc = base.resolve("module-path-src");
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Path m1 = modulePathSrc.resolve("m1x");
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tb.writeJavaFiles(m1,
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"module m1x { exports m1x; }",
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"package m1x; public class M1 {}");
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Path m2 = modulePathSrc.resolve("m2x");
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tb.writeJavaFiles(m2,
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"module m2x { exports m2x; }",
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"package m2x; public class M2 {}");
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Path modulePath = base.resolve("module-path");
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Files.createDirectories(modulePath);
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new JavacTask(tb)
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.options("--module-source-path", modulePathSrc.toString())
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.outdir(modulePath)
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.files(findJavaFiles(modulePathSrc))
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.run()
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.writeAll();
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Path cpSrc = base.resolve("cp-src");
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tb.writeJavaFiles(cpSrc,
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"package cp; public class CP {}");
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Path cp = base.resolve("cp");
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Files.createDirectories(cp);
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new JavacTask(tb)
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.outdir(cp)
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.files(findJavaFiles(cpSrc))
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.run()
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.writeAll();
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Path moduleSrc = base.resolve("module-src");
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Path m3 = moduleSrc.resolve("m3x");
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tb.writeJavaFiles(m3,
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"module m3x { requires m1x; exports m3x; }",
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"package m3x; public class M3 { }");
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Path m4 = moduleSrc.resolve("m4x");
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tb.writeJavaFiles(m4,
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"module m4x { exports m4x; }",
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"package m4x; public class M4 {}");
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Path out = base.resolve("out");
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Files.createDirectories(out);
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JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler();
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try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) {
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com.sun.source.util.JavacTask task =
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(com.sun.source.util.JavacTask) javaCompiler.getTask(null,
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null,
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d -> { throw new IllegalStateException(d.toString()); },
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Arrays.asList("--module-path", modulePath.toString(),
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"--class-path", cp.toString(),
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"--module-source-path", moduleSrc.toString(),
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"-d", out.toString()),
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null,
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fm.getJavaFileObjects(findJavaFiles(moduleSrc)));
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assertNotNull(task.getElements().getTypeElement("java.lang.String"));
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assertNull(task.getElements().getTypeElement("javax.tools.ToolProvider"));
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assertNotNull(task.getElements().getTypeElement("m1x.M1"));
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assertNull(task.getElements().getTypeElement("m2x.M2"));
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assertNotNull(task.getElements().getTypeElement("m3x.M3"));
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assertNotNull(task.getElements().getTypeElement("m4x.M4"));
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assertNotNull(task.getElements().getModuleElement("java.base"));
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assertNull(task.getElements().getModuleElement("java.compiler"));
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assertNotNull(task.getElements().getModuleElement("m1x"));
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assertNull(task.getElements().getModuleElement("m2x"));
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assertNotNull(task.getElements().getModuleElement("m3x"));
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assertNotNull(task.getElements().getModuleElement("m4x"));
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}
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}
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@Test
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public void testTooSoon(Path base) throws Exception {
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Path src = base.resolve("src");
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tb.writeJavaFiles(src,
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"package test; public class Test {}");
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Path out = base.resolve("out");
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Files.createDirectories(out);
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Path reg = base.resolve("reg");
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Path regFile = reg.resolve("META-INF").resolve("services").resolve(Plugin.class.getName());
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Files.createDirectories(regFile.getParent());
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try (OutputStream regOut = Files.newOutputStream(regFile)) {
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regOut.write(PluginImpl.class.getName().getBytes());
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}
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String processorPath = System.getProperty("test.class.path") + File.pathSeparator + reg.toString();
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JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler();
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Path testSource = src.resolve("test").resolve("Test.java");
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try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) {
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com.sun.source.util.JavacTask task =
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(com.sun.source.util.JavacTask) javaCompiler.getTask(null,
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null,
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d -> { throw new IllegalStateException(d.toString()); },
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Arrays.asList("--processor-path", processorPath,
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"-processor", AP.class.getName(),
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"-Xplugin:test"),
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null,
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fm.getJavaFileObjects(testSource));
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task.call();
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}
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Main.compile(new String[] {"--processor-path", processorPath,
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"-Xplugin:test",
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testSource.toString()});
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}
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public static class PluginImpl implements Plugin {
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@Override
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public String getName() {
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return "test";
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}
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@Override
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public void init(com.sun.source.util.JavacTask task, String... args) {
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task.addTaskListener(new TaskListener() {
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boolean wasEntered;
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@Override
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public void started(TaskEvent e) {
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switch (e.getKind()) {
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case COMPILATION: case PARSE:
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shouldFail(e.getKind());
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break;
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case ANNOTATION_PROCESSING: case ENTER:
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if (wasEntered) {
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shouldPass(e.getKind());
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} else {
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shouldFail(e.getKind());
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}
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break;
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default:
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shouldPass(e.getKind());
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break;
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}
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}
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@Override
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public void finished(TaskEvent e) {
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switch (e.getKind()) {
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case PARSE:
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shouldFail(e.getKind());
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break;
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case ENTER:
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wasEntered = true;
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//fall-through:
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default:
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shouldPass(e.getKind());
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break;
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}
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}
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private void shouldFail(TaskEvent.Kind kind) {
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try {
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task.getElements().getTypeElement("java.lang.String");
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throw new AssertionError("Expected exception not observed; kind=" + kind.name());
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} catch (IllegalStateException ex) {
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//correct
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}
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}
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private void shouldPass(TaskEvent.Kind kind) {
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assertNotNull(task.getElements().getTypeElement("java.lang.String"));
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}
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});
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}
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}
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@SupportedAnnotationTypes("*")
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public static final class AP extends AbstractProcessor {
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@Override
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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return false;
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}
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@Override
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public SourceVersion getSupportedSourceVersion() {
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return SourceVersion.latest();
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}
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}
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private static void assertNotNull(Object actual) {
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if (actual == null) {
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throw new AssertionError("unexpected null!");
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}
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}
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private static void assertNull(Object actual) {
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if (actual != null) {
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throw new AssertionError("unexpected non null!");
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}
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}
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}
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