jdk8-mips64-public/langtools: test/tools/javac/generics/6413682/TestPos.java@f497fac86cf9 (annotated)

test/tools/javac/generics/6413682/TestPos.java@f497fac86cf9 (annotated)

test/tools/javac/generics/6413682/TestPos.java

Thu, 25 Aug 2011 17:18:25 -0700

author: schien
date: Thu, 25 Aug 2011 17:18:25 -0700
changeset 1067: f497fac86cf9
parent 554: 9d9f26857129
child 2525: 2eb010b6cb22
permissions: -rw-r--r--

Added tag jdk8-b02 for changeset b3c059de2a61

 /*
  * Copyright (c) 2006, 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     6413682
  * @summary Compiler confused about implicit type args and arrays
  * @author  Peter von der Ah\u00e9
  */
 import com.sun.source.tree.CompilationUnitTree;
 import com.sun.source.tree.ErroneousTree;
 import com.sun.source.tree.Tree;
 import com.sun.source.util.JavacTask;
 import com.sun.source.util.TreeScanner;
 import com.sun.source.util.Trees;
 import java.io.IOException;
 import java.net.URI;
 import java.util.Collections;
 import java.util.List;
 import javax.tools.Diagnostic;
 import javax.tools.DiagnosticListener;
 import javax.tools.JavaCompiler;
 import javax.tools.JavaFileObject;
 import javax.tools.SimpleJavaFileObject;
 import static javax.tools.JavaFileObject.Kind.SOURCE;
 import javax.tools.ToolProvider;
 public class TestPos {
     static final String errCode = "compiler.err.cannot.create.array.with.type.arguments";
     static final String expected =
         String.format("%s%n%s%n",
                       "compiler.err.cannot.create.array.with.type.arguments @ 33",
                       "begin=28, end=50 : new Object[0],T,e,s,t");
     public static void main(String... args) throws IOException {
         final boolean[] sawError = { false };
         final StringBuilder log = new StringBuilder();
         class MyFileObject extends SimpleJavaFileObject {
             MyFileObject() {
                 super(URI.create("myfo:///Test.java"), SOURCE);
             }
             @Override
             public String getCharContent(boolean ignoreEncodingErrors) {
                 //      0         1         2         3         4         5
                 //      0123456789012345678901234567890123456789012345678901234
                 return "class Test { { Object[] o = new <T,e,s,t>Object[0]; } }";
             }
         }
         class Scanner extends TreeScanner<Void,Trees> {
             CompilationUnitTree toplevel = null;
             @Override
             public Void visitCompilationUnit(CompilationUnitTree node, Trees trees) {
                 toplevel = node;
                 return super.visitCompilationUnit(node, trees);
             }
             @Override
             public Void visitErroneous(ErroneousTree node, Trees trees) {
                 sawError[0] = true;
                 long startPos = trees.getSourcePositions().getStartPosition(toplevel, node);
                 long endPos = trees.getSourcePositions().getEndPosition(toplevel, node);
                 log.append(String.format("begin=%s, end=%s : %s%n",
                                          startPos,
                                          endPos,
                                          node.getErrorTrees()));
                 if (startPos != 28)
                     error("Start pos for %s is incorrect (%s)!", node, startPos);
                 if (endPos != 50)
                     error("End pos for %s is incorrect (%s)!", node, endPos);
                 return null;
             }
         }
         JavaCompiler javac = ToolProvider.getSystemJavaCompiler();
         List<JavaFileObject> compilationUnits =
                 Collections.<JavaFileObject>singletonList(new MyFileObject());
         DiagnosticListener<JavaFileObject> dl = new DiagnosticListener<JavaFileObject>() {
             public void report(Diagnostic<? extends JavaFileObject> diag) {
                 log.append(String.format("%s @ %s%n", diag.getCode(), diag.getPosition()));
                 if (!diag.getCode().equals(errCode))
                     error("unexpected error");
                 if (diag.getPosition() != 33)
                     error("Error pos for %s is incorrect (%s)!",
                           diag.getCode(), diag.getPosition());
                 sawError[0] = true;
             }
         };
         JavacTask task = (JavacTask)javac.getTask(null, null, dl, null, null,
                                                   compilationUnits);
         Trees trees = Trees.instance(task);
         Iterable<? extends Tree> toplevels = task.parse();
         if (!sawError[0])
             error("No parse error detected");
         sawError[0] = false;
         new Scanner().scan(toplevels, trees);
         if (!sawError[0])
             error("No error tree detected");
         if (!log.toString().equals(expected))
             error("Unexpected log message: %n%s%n", log);
         System.out.print(log);
         System.out.flush();
     }
     static void error(String format, Object... args) {
         throw new AssertionError(String.format(format, args));
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/generics/6413682/TestPos.java@f497fac86cf9 (annotated)

test/tools/javac/generics/6413682/TestPos.java