Mercurial > jdk8-mips64-public > langtools / file revision

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  * 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.  Oracle designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Oracle in the LICENSE file that accompanied this code.

  *

  * 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

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  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

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 package org.openjdk.tests.vm;

 import java.util.*;

 import org.testng.ITestResult;

 import org.testng.annotations.Test;

 import org.testng.annotations.DataProvider;

 import org.testng.annotations.AfterMethod;

 import org.testng.annotations.AfterSuite;

 import org.openjdk.tests.separate.*;

 import org.openjdk.tests.separate.Compiler;

 import org.openjdk.tests.shapegen.Hierarchy;

 import org.openjdk.tests.shapegen.HierarchyGenerator;

 import org.openjdk.tests.shapegen.ClassCase;

 import static org.testng.Assert.*;

 import static org.openjdk.tests.separate.SourceModel.*;

 import static org.openjdk.tests.separate.SourceModel.Class;

 import static org.openjdk.tests.separate.SourceModel.Method;

 import static org.openjdk.tests.separate.SourceModel.Type;

 public class FDSeparateCompilationTest extends TestHarness {

     private static String EMPTY = "\"\"";

     public FDSeparateCompilationTest() {

         super(false, true);

     }

     @DataProvider(name = "allShapes", parallel = true)

     public Object[][] hierarchyGenerator() {

         ArrayList<Object[]> allCases = new ArrayList<>();

         HierarchyGenerator hg = new HierarchyGenerator();

         for (Object x : hg.getOK()) {

             allCases.add(new Object[]{x});

         }

         for (Object x : hg.getErr()) {

             allCases.add(new Object[]{x});

         }

         return allCases.toArray(new Object[0][]);

     }

     // The expected value obtained when invoking the method from the specified

     // class.  If returns null, then an AbstractMethodError is expected.

     private static String getExpectedResult(ClassCase cc) {

         Set<ClassCase> provs = cc.get_mprov();

         if (cc.get_mres() != null) {

             return cc.get_mres().getName();

         } else if (provs != null && provs.size() == 1) {

             ClassCase cand = provs.iterator().next();

             switch (cand.kind) {

                 case CCONCRETE:

                 case IDEFAULT:

                     return cand.getName();

                 case CNONE:

                 case IVAC:

                     return getExpectedResult(cand);

             }

         }

         return null;

     }

     private static final ConcreteMethod canonicalMethod = new ConcreteMethod(

             "String", "m", "returns " + EMPTY + ";", AccessFlag.PUBLIC);

     @Test(groups = "vm", dataProvider = "allShapes")

     public void separateCompilationTest(Hierarchy hs) {

         ClassCase cc = hs.root;

         Type type = sourceTypeFrom(hs.root);

         Class specimen = null;

         if (type instanceof Class) {

             Class ctype = (Class)type;

             if (ctype.isAbstract()) {

                 specimen = new Class("Test" + ctype.getName(), ctype);

             } else {

                 specimen = ctype;

             }

         } else {

             specimen = new Class("Test" + type.getName(), (Interface)type);

         }

         String value = getExpectedResult(cc);

         if (value != null) {

             assertInvokeVirtualEquals(value, specimen, canonicalMethod, EMPTY);

         } else {

             assertThrows(AbstractMethodError.class, specimen,

                 canonicalMethod, EMPTY);

         }

     }

     @AfterMethod

     public void printCaseError(ITestResult result) {

         if (result.getStatus() == ITestResult.FAILURE) {

             Hierarchy hs = (Hierarchy)result.getParameters()[0];

             System.out.println("Separate compilation case " + hs);

             printCaseDetails(hs);

         }

     }

     @AfterSuite

     public void cleanupCompilerCache() {

         Compiler.purgeCache();

     }

     private void printCaseDetails(Hierarchy hs) {

         String exp = getExpectedResult(hs.root);

         for (String s : hs.getDescription()) {

              System.out.println("    " + s);

         }

         if (exp != null) {

             System.out.println("    Expected \"" + exp + "\"");

         } else {

             System.out.println("    Expected AbstractMethodError");

         }

     }

     private Type sourceTypeFrom(ClassCase cc) {

         Type type = null;

         if (cc.isInterface()) {

             Interface iface = new Interface(cc.getName());

             for (ClassCase scc : cc.getInterfaces()) {

                 Interface supertype = (Interface)sourceTypeFrom(scc);

                 iface.addSuperType(supertype);

             }

             type = iface;

         } else {

             Class cls = new Class(cc.getName());

             if (cc.hasSuperclass()) {

                 Class superc = (Class)sourceTypeFrom(cc.getSuperclass());

                 cls.setSuperClass(superc);

             }

             for (ClassCase scc : cc.getInterfaces()) {

                 Interface supertype = (Interface)sourceTypeFrom(scc);

                 cls.addSuperType(supertype);

             }

             if (cc.isAbstract()) {

                 cls.getAccessFlags().add(AccessFlag.ABSTRACT);

             }

             type = cls;

         }

         Method method = methodFrom(cc);

         if (method != null) {

             type.addMethod(method);

         }

         return type;

     }

     private Method methodFrom(ClassCase cc) {

         switch (cc.kind) {

             case IVAC:

             case CNONE: return null;

             case IPRESENT:

             case CABSTRACT:

                 return new AbstractMethod("String", "m", AccessFlag.PUBLIC);

             case IDEFAULT:

                 return new DefaultMethod(

                     "String", "m", "return \"" + cc.getName() + "\";");

             case CCONCRETE:

                 return new ConcreteMethod(

                     "String", "m", "return \"" + cc.getName() + "\";",

                     AccessFlag.PUBLIC);

             default:

                 fail("Unknown method type in class");

                 return null;

         }

     }

 }