mcimadamore@1393: /*
mcimadamore@1393:  * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
mcimadamore@1393:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
mcimadamore@1393:  *
mcimadamore@1393:  * This code is free software; you can redistribute it and/or modify it
mcimadamore@1393:  * under the terms of the GNU General Public License version 2 only, as
mcimadamore@1393:  * published by the Free Software Foundation.
mcimadamore@1393:  *
mcimadamore@1393:  * This code is distributed in the hope that it will be useful, but WITHOUT
mcimadamore@1393:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
mcimadamore@1393:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
mcimadamore@1393:  * version 2 for more details (a copy is included in the LICENSE file that
mcimadamore@1393:  * accompanied this code).
mcimadamore@1393:  *
mcimadamore@1393:  * You should have received a copy of the GNU General Public License version
mcimadamore@1393:  * 2 along with this work; if not, write to the Free Software Foundation,
mcimadamore@1393:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
mcimadamore@1393:  *
mcimadamore@1393:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
mcimadamore@1393:  * or visit www.oracle.com if you need additional information or have any
mcimadamore@1393:  * questions.
mcimadamore@1393:  */
mcimadamore@1393: 
mcimadamore@1393: /*
mcimadamore@1393:  * @test
mcimadamore@1393:  * @summary Automatic test for checking correctness of default resolution
mcimadamore@1393:  */
mcimadamore@1393: 
mcimadamore@1393: import shapegen.*;
mcimadamore@1393: 
mcimadamore@1393: import com.sun.source.util.JavacTask;
mcimadamore@1393: 
mcimadamore@1393: import java.net.URI;
mcimadamore@1393: import java.util.Arrays;
mcimadamore@1393: import java.util.ArrayList;
mcimadamore@1393: import java.util.Collection;
mcimadamore@1393: import java.util.List;
mcimadamore@1393: 
mcimadamore@1393: import javax.tools.Diagnostic;
mcimadamore@1393: import javax.tools.JavaCompiler;
mcimadamore@1393: import javax.tools.JavaFileObject;
mcimadamore@1393: import javax.tools.SimpleJavaFileObject;
mcimadamore@1393: import javax.tools.StandardJavaFileManager;
mcimadamore@1393: import javax.tools.ToolProvider;
mcimadamore@1393: 
mcimadamore@1393: public class FDTest {
mcimadamore@1393: 
mcimadamore@1393:     enum TestKind {
mcimadamore@1393:         POSITIVE,
mcimadamore@1393:         NEGATIVE;
mcimadamore@1393: 
mcimadamore@1393:         Collection<Hierarchy> getHierarchy(HierarchyGenerator hg) {
mcimadamore@1393:             return this == POSITIVE ?
mcimadamore@1393:                     hg.getOK() : hg.getErr();
mcimadamore@1393:         }
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     public static void main(String[] args) throws Exception {
mcimadamore@1393:         //create default shared JavaCompiler - reused across multiple compilations
mcimadamore@1393:         JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
mcimadamore@1393:         StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
mcimadamore@1393: 
mcimadamore@1393:         HierarchyGenerator hg = new HierarchyGenerator();
mcimadamore@1393:         for (TestKind tk : TestKind.values()) {
mcimadamore@1393:             for (Hierarchy hs : tk.getHierarchy(hg)) {
mcimadamore@1393:                 new FDTest(tk, hs).run(comp, fm);
mcimadamore@1393:             }
mcimadamore@1393:         }
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     TestKind tk;
mcimadamore@1393:     Hierarchy hs;
mcimadamore@1393:     DefenderTestSource source;
mcimadamore@1393:     DiagnosticChecker diagChecker;
mcimadamore@1393: 
mcimadamore@1393:     FDTest(TestKind tk, Hierarchy hs) {
mcimadamore@1393:         this.tk = tk;
mcimadamore@1393:         this.hs = hs;
mcimadamore@1393:         this.source = new DefenderTestSource();
mcimadamore@1393:         this.diagChecker = new DiagnosticChecker();
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     void run(JavaCompiler tool, StandardJavaFileManager fm) throws Exception {
mcimadamore@1393:         JavacTask ct = (JavacTask)tool.getTask(null, fm, diagChecker,
mcimadamore@1393:                 Arrays.asList("-XDallowDefaultMethods"), null, Arrays.asList(source));
mcimadamore@1393:         try {
mcimadamore@1393:             ct.analyze();
mcimadamore@1393:         } catch (Throwable ex) {
mcimadamore@1393:             throw new AssertionError("Error thrown when analyzing the following source:\n" + source.getCharContent(true));
mcimadamore@1393:         }
mcimadamore@1393:         check();
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     void check() {
mcimadamore@1393:         boolean errorExpected = tk == TestKind.NEGATIVE;
mcimadamore@1393:         if (errorExpected != diagChecker.errorFound) {
mcimadamore@1393:             throw new AssertionError("problem in source: \n" +
mcimadamore@1393:                     "\nerror found = " + diagChecker.errorFound +
mcimadamore@1393:                     "\nerror expected = " + errorExpected +
mcimadamore@1393:                     "\n" + dumpHierarchy() +
mcimadamore@1393:                     "\n" + source.getCharContent(true));
mcimadamore@1393:         }
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     String dumpHierarchy() {
mcimadamore@1393:         StringBuilder buf = new StringBuilder();
mcimadamore@1393:         buf.append("root = " + hs.root + "\n");
mcimadamore@1393:         for (ClassCase cc : hs.all) {
mcimadamore@1393:             buf.append("  class name = " + cc.getName() + "\n");
mcimadamore@1393:             buf.append("    class OK = " + cc.get_OK() + "\n");
mcimadamore@1393:             buf.append("    prov = " + cc.get_mprov() + "\n");
mcimadamore@1393: 
mcimadamore@1393:         }
mcimadamore@1393:         return buf.toString();
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     class DefenderTestSource extends SimpleJavaFileObject {
mcimadamore@1393: 
mcimadamore@1393:         String source;
mcimadamore@1393: 
mcimadamore@1393:         public DefenderTestSource() {
mcimadamore@1393:             super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
mcimadamore@1393:             StringBuilder buf = new StringBuilder();
mcimadamore@1393:             List<ClassCase> defaultRef = new ArrayList<>();
mcimadamore@1393:             for (ClassCase cc : hs.all) {
mcimadamore@1393:                 hs.genClassDef(buf, cc, null, defaultRef);
mcimadamore@1393:             }
mcimadamore@1393:             source = buf.toString();
mcimadamore@1393:         }
mcimadamore@1393: 
mcimadamore@1393:         @Override
mcimadamore@1393:         public CharSequence getCharContent(boolean ignoreEncodingErrors) {
mcimadamore@1393:             return source;
mcimadamore@1393:         }
mcimadamore@1393:     }
mcimadamore@1393: 
mcimadamore@1393:     static class DiagnosticChecker implements javax.tools.DiagnosticListener<JavaFileObject> {
mcimadamore@1393: 
mcimadamore@1393:         boolean errorFound;
mcimadamore@1393: 
mcimadamore@1393:         public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
mcimadamore@1393:             if (diagnostic.getKind() == Diagnostic.Kind.ERROR) {
mcimadamore@1393:                 errorFound = true;
mcimadamore@1393:             }
mcimadamore@1393:         }
mcimadamore@1393:     }
mcimadamore@1393: }