jdk8-mips64-public/langtools: test/tools/javac/scope/7046348/EagerInterfaceCompletionTest.java@2eb010b6cb22 (annotated)

test/tools/javac/scope/7046348/EagerInterfaceCompletionTest.java@2eb010b6cb22 (annotated)

test/tools/javac/scope/7046348/EagerInterfaceCompletionTest.java

Thu, 31 Aug 2017 15:17:03 +0800

author: aoqi
date: Thu, 31 Aug 2017 15:17:03 +0800
changeset 2525: 2eb010b6cb22
parent 2260: fb870c70e774
parent 0: 959103a6100f
permissions: -rw-r--r--

merge

 /*
  * Copyright (c) 2011, 2014, 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     7046348
  * @summary Regression: javac complains of missing classfile for a seemingly unrelated interface
  */
 import java.io.File;
 import java.net.URI;
 import java.util.Arrays;
 import java.util.List;
 import javax.tools.Diagnostic;
 import javax.tools.DiagnosticListener;
 import javax.tools.JavaCompiler;
 import javax.tools.JavaCompiler.CompilationTask;
 import javax.tools.JavaFileObject;
 import javax.tools.SimpleJavaFileObject;
 import javax.tools.ToolProvider;
 public class EagerInterfaceCompletionTest {
     JavaCompiler javacTool;
     File testDir;
     VersionKind versionKind;
     HierarchyKind hierarchyKind;
     TestKind testKind;
     ActionKind actionKind;
     EagerInterfaceCompletionTest(JavaCompiler javacTool, File testDir, VersionKind versionKind,
             HierarchyKind hierarchyKind, TestKind testKind, ActionKind actionKind) {
         this.javacTool = javacTool;
         this.versionKind = versionKind;
         this.hierarchyKind = hierarchyKind;
         this.testDir = testDir;
         this.testKind = testKind;
         this.actionKind = actionKind;
     }
     void test() {
         testDir.mkdirs();
         compile(null, hierarchyKind.source);
         actionKind.doAction(this);
         DiagnosticChecker dc = new DiagnosticChecker();
         compile(dc, testKind.source);
         if (testKind.completionFailure(versionKind, actionKind, hierarchyKind) != dc.errorFound) {
             if (dc.errorFound) {
                 error("Unexpected completion failure" +
                       "\nhierarhcyKind " + hierarchyKind +
                       "\ntestKind " + testKind +
                       "\nactionKind " + actionKind);
             } else {
                 error("Missing completion failure " +
                           "\nhierarhcyKind " + hierarchyKind +
                           "\ntestKind " + testKind +
                           "\nactionKind " + actionKind);
             }
         }
     }
     void compile(DiagnosticChecker dc, JavaSource... sources) {
         try {
             CompilationTask ct = javacTool.getTask(null, null, dc,
                     Arrays.asList("-d", testDir.getAbsolutePath(), "-cp",
                     testDir.getAbsolutePath(), versionKind.optsArr[0], versionKind.optsArr[1]),
                     null, Arrays.asList(sources));
             ct.call();
         }
         catch (Exception e) {
             e.printStackTrace();
             error("Internal compilation error");
         }
     }
     void removeClass(String classToRemoveStr) {
         File classToRemove = new File(testDir, classToRemoveStr);
         if (!classToRemove.exists()) {
             error("Expected file " + classToRemove + " does not exists in folder " + testDir);
         }
         classToRemove.delete();
     };
     void error(String msg) {
         System.err.println(msg);
         nerrors++;
     }
     class DiagnosticChecker implements DiagnosticListener<JavaFileObject> {
         boolean errorFound = false;
         public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
             if (diagnostic.getKind() == Diagnostic.Kind.ERROR) {
                 errorFound = true;
             }
         }
     }
     //global declarations
     enum VersionKind {
         PRE_LAMBDA("-source", "7"),
         LAMBDA("-source", "8");
         String[] optsArr;
         VersionKind(String... optsArr) {
             this.optsArr = optsArr;
         }
     }
     enum HierarchyKind {
         INTERFACE("interface A { boolean f = false; void m(); }\n" +
                   "class B implements A { public void m() {} }"),
         CLASS("class A { boolean f; void m() {} }\n" +
               "class B extends A { void m() {} }"),
         ABSTRACT_CLASS("abstract class A { boolean f; abstract void m(); }\n" +
                        "class B extends A { void m() {} }");
         JavaSource source;
         private HierarchyKind(String code) {
             this.source = new JavaSource("Test1.java", code);
         }
     }
     enum ActionKind {
         REMOVE_A("A.class"),
         REMOVE_B("B.class");
         String classFile;
         private ActionKind(String classFile) {
             this.classFile = classFile;
         }
         void doAction(EagerInterfaceCompletionTest test) {
             test.removeClass(classFile);
         };
     }
     enum TestKind {
         ACCESS_ONLY("class C { B b; }"),
         SUPER("class C extends B {}"),
         METHOD("class C { void test(B b) { b.m(); } }"),
         FIELD("class C { void test(B b) { boolean b2 = b.f; } }"),
         CONSTR("class C { void test() { new B(); } }");
         JavaSource source;
         private TestKind(final String code) {
             this.source = new JavaSource("Test2.java", code);
         }
         boolean completionFailure(VersionKind vk, ActionKind ak, HierarchyKind hk) {
             switch (this) {
                 case ACCESS_ONLY:
                 case CONSTR: return ak == ActionKind.REMOVE_B;
                 case FIELD:
                 case SUPER: return true;
                 case METHOD: return hk != HierarchyKind.INTERFACE || ak == ActionKind.REMOVE_B ||
                         (hk == HierarchyKind.INTERFACE && ak == ActionKind.REMOVE_A);
                 default: throw new AssertionError("Unexpected test kind " + this);
             }
         }
     }
     public static void main(String[] args) throws Exception {
         String SCRATCH_DIR = System.getProperty("user.dir");
         JavaCompiler javacTool = ToolProvider.getSystemJavaCompiler();
         int n = 0;
         for (VersionKind versionKind : VersionKind.values()) {
             for (HierarchyKind hierarchyKind : HierarchyKind.values()) {
                 for (TestKind testKind : TestKind.values()) {
                     for (ActionKind actionKind : ActionKind.values()) {
                         File testDir = new File(SCRATCH_DIR, "test"+n);
                         new EagerInterfaceCompletionTest(javacTool, testDir, versionKind,
                                 hierarchyKind, testKind, actionKind).test();
                         n++;
                     }
                 }
             }
         }
         if (nerrors > 0) {
             throw new AssertionError("Some errors have been detected");
         }
     }
     static class JavaSource extends SimpleJavaFileObject {
         String source;
         public JavaSource(String filename, String source) {
             super(URI.create("myfo:/" + filename), JavaFileObject.Kind.SOURCE);
             this.source = source;
         }
         @Override
         public CharSequence getCharContent(boolean ignoreEncodingErrors) {
             return source;
         }
     }
     static int nerrors = 0;
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/scope/7046348/EagerInterfaceCompletionTest.java@2eb010b6cb22 (annotated)

test/tools/javac/scope/7046348/EagerInterfaceCompletionTest.java