jdk8-mips64-public/langtools: test/tools/javac/tree/DocCommentToplevelTest.java@ca49d50318dc (annotated)

test/tools/javac/tree/DocCommentToplevelTest.java@ca49d50318dc (annotated)

test/tools/javac/tree/DocCommentToplevelTest.java

Tue, 08 Nov 2011 11:51:05 -0800

author: jjg
date: Tue, 08 Nov 2011 11:51:05 -0800
changeset 1127: ca49d50318dc
parent 1113: d346ab55031b
child 1280: 5c0b3faeb0b0
permissions: -rw-r--r--

6921494: provide way to print javac tree tag values
Reviewed-by: jjg, mcimadamore
Contributed-by: vicenterz@yahoo.es

 /*
  * Copyright (c) 2011, 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 7096014
  * @summary Javac tokens should retain state
  */
 import com.sun.source.tree.*;
 import com.sun.source.util.*;
 import com.sun.tools.javac.tree.JCTree;
 import java.net.URI;
 import java.util.*;
 import javax.tools.*;
 public class DocCommentToplevelTest {
     enum PackageKind {
         HAS_PKG("package pkg;"),
         NO_PKG("");
         String pkgStr;
         PackageKind(String pkgStr) {
             this.pkgStr = pkgStr;
         }
     }
     enum ImportKind {
         ZERO(""),
         ONE("import java.lang.*;"),
         TWO("import java.lang.*; import java.util.*;");
         String importStr;
         ImportKind(String importStr) {
             this.importStr = importStr;
         }
     }
     enum ModifierKind {
         DEFAULT(""),
         PUBLIC("public");
         String modStr;
         ModifierKind(String modStr) {
             this.modStr = modStr;
         }
     }
     enum ToplevelDocKind {
         HAS_DOC("/** Toplevel! */"),
         NO_DOC("");
         String docStr;
         ToplevelDocKind(String docStr) {
             this.docStr = docStr;
         }
     }
     static int errors;
     static int checks;
     public static void main(String... args) throws Exception {
         //create default shared JavaCompiler - reused across multiple compilations
         JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
         StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
         for (PackageKind pk : PackageKind.values()) {
             for (ImportKind ik : ImportKind.values()) {
                 for (ModifierKind mk1 : ModifierKind.values()) {
                     for (ModifierKind mk2 : ModifierKind.values()) {
                         for (ToplevelDocKind tdk : ToplevelDocKind.values()) {
                             new DocCommentToplevelTest(pk, ik, mk1, mk2, tdk).run(comp, fm);
                         }
                     }
                 }
             }
         }
         if (errors > 0)
             throw new AssertionError(errors + " errors found");
         System.out.println(checks + " checks were made");
     }
     PackageKind pk;
     ImportKind ik;
     ModifierKind mk1;
     ModifierKind mk2;
     ToplevelDocKind tdk;
     JavaSource source;
     DocCommentToplevelTest(PackageKind pk, ImportKind ik, ModifierKind mk1, ModifierKind mk2, ToplevelDocKind tdk) {
         this.pk = pk;
         this.ik = ik;
         this.mk1 = mk1;
         this.mk2 = mk2;
         this.tdk = tdk;
         source = new JavaSource();
     }
     void run(JavaCompiler comp, JavaFileManager fm) throws Exception {
         JavacTask task = (JavacTask)comp.getTask(null, fm, null, Arrays.asList("-printsource"), null, Arrays.asList(source));
         for (CompilationUnitTree cu: task.parse()) {
             check(cu);
         }
     }
     void check(CompilationUnitTree cu) {
         checks++;
         new TreeScanner<ClassTree,Void>() {
             Map<JCTree, String> docComments;
             @Override
             public ClassTree visitCompilationUnit(CompilationUnitTree node, Void unused) {
                 docComments = ((JCTree.JCCompilationUnit)node).docComments;
                 boolean expectedComment = tdk == ToplevelDocKind.HAS_DOC &&
                         (pk != PackageKind.NO_PKG || ik != ImportKind.ZERO);
                 boolean foundComment = docComments.get(node) != null;
                 if (expectedComment != foundComment) {
                     error("Unexpected comment " + docComments.get(node) + " on toplevel");
                 }
                 return super.visitCompilationUnit(node, null);
             }
             @Override
             public ClassTree visitClass(ClassTree node, Void unused) {
                 boolean expectedComment = tdk == ToplevelDocKind.HAS_DOC &&
                         pk == PackageKind.NO_PKG && ik == ImportKind.ZERO &&
                         node.getSimpleName().toString().equals("First");
                 boolean foundComment = docComments.get(node) != null;
                 if (expectedComment != foundComment) {
                     error("Unexpected comment " + docComments.get(node) + " on class " + node.getSimpleName());
                 }
                 return super.visitClass(node, unused);
             }
         }.scan(cu, null);
     }
     void error(String msg) {
         System.err.println("Error: " + msg);
         System.err.println("Source: " + source.source);
         errors++;
     }
     class JavaSource extends SimpleJavaFileObject {
         String template = "#D\n#P\n#I\n" +
                           "#M1 class First { }\n" +
                           "#M2 class Second { }\n";
         String source;
         public JavaSource() {
             super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
             source = template.replace("#P", pk.pkgStr)
                              .replace("#I", ik.importStr)
                              .replace("#M1", mk1.modStr)
                              .replace("#M2", mk2.modStr)
                              .replace("#D", tdk.docStr);
         }
         @Override
         public CharSequence getCharContent(boolean ignoreEncodingErrors) {
             return source;
         }
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/tree/DocCommentToplevelTest.java@ca49d50318dc (annotated)

test/tools/javac/tree/DocCommentToplevelTest.java