jdk8-mips64-public/langtools: test/tools/javac/lambdaShapes/org/openjdk/tests/vm/DefaultMethodsTest.java@2eb010b6cb22 (annotated)

test/tools/javac/lambdaShapes/org/openjdk/tests/vm/DefaultMethodsTest.java@2eb010b6cb22 (annotated)

test/tools/javac/lambdaShapes/org/openjdk/tests/vm/DefaultMethodsTest.java

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

author: aoqi
date: Thu, 31 Aug 2017 15:17:03 +0800
changeset 2525: 2eb010b6cb22
parent 2174: 62a67e0875ff
parent 0: 959103a6100f
permissions: -rw-r--r--

merge

 /*
  * Copyright (c) 2012, 2013, 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.  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
  * 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.
  */
 package org.openjdk.tests.vm;
 import org.openjdk.tests.separate.Compiler;
 import org.openjdk.tests.separate.TestHarness;
 import org.testng.annotations.Test;
 import static org.openjdk.tests.separate.SourceModel.AbstractMethod;
 import static org.openjdk.tests.separate.SourceModel.AccessFlag;
 import static org.openjdk.tests.separate.SourceModel.Class;
 import static org.openjdk.tests.separate.SourceModel.ConcreteMethod;
 import static org.openjdk.tests.separate.SourceModel.DefaultMethod;
 import static org.openjdk.tests.separate.SourceModel.Extends;
 import static org.openjdk.tests.separate.SourceModel.Interface;
 import static org.openjdk.tests.separate.SourceModel.MethodParameter;
 import static org.openjdk.tests.separate.SourceModel.TypeParameter;
 import static org.testng.Assert.assertEquals;
 import static org.testng.Assert.assertNotNull;
 import static org.testng.Assert.fail;
 @Test(groups = "vm")
 public class DefaultMethodsTest extends TestHarness {
     public DefaultMethodsTest() {
         super(false, false);
     }
     /**
      * class C { public int m() { return 22; } }
      *
      * TEST: C c = new C(); c.m() == 22
      */
     public void testHarnessInvokeVirtual() {
         Class C = new Class("C", ConcreteMethod.std("22"));
         assertInvokeVirtualEquals(22, C);
     }
     /**
      * interface I { int m(); }
      * class C implements I { public int m() { return 33; } }
      *
      * TEST: I i = new C(); i.m() == 33;
      */
     public void testHarnessInvokeInterface() {
         Interface I = new Interface("I", AbstractMethod.std());
         Class C = new Class("C", I, ConcreteMethod.std("33"));
         assertInvokeInterfaceEquals(33, C, I);
     }
     /**
      * class C {}
      *
      * TEST: C c = new C(); c.m() throws NoSuchMethod
      */
     public void testHarnessThrows() {
         Class C = new Class("C");
         assertThrows(NoSuchMethodError.class, C);
     }
     /**
      * interface I { int m() default { return 44; } }
      * class C implements I {}
      *
      * TEST: C c = new C(); c.m() == 44;
      * TEST: I i = new C(); i.m() == 44;
      */
     public void testBasicDefault() {
         Interface I = new Interface("I", DefaultMethod.std("44"));
         Class C = new Class("C", I);
         assertInvokeVirtualEquals(44, C);
         assertInvokeInterfaceEquals(44, C, I);
     }
     /**
      * interface I { default int m() { return 44; } }
      * interface J extends I {}
      * interface K extends J {}
      * class C implements K {}
      *
      * TEST: C c = new C(); c.m() == 44;
      * TEST: I i = new C(); i.m() == 44;
      */
     public void testFarDefault() {
         Interface I = new Interface("I", DefaultMethod.std("44"));
         Interface J = new Interface("J", I);
         Interface K = new Interface("K", J);
         Class C = new Class("C", K);
         assertInvokeVirtualEquals(44, C);
         assertInvokeInterfaceEquals(44, C, K);
     }
     /**
      * interface I { int m(); }
      * interface J extends I { default int m() { return 44; } }
      * interface K extends J {}
      * class C implements K {}
      *
      * TEST: C c = new C(); c.m() == 44;
      * TEST: K k = new C(); k.m() == 44;
      */
     public void testOverrideAbstract() {
         Interface I = new Interface("I", AbstractMethod.std());
         Interface J = new Interface("J", I, DefaultMethod.std("44"));
         Interface K = new Interface("K", J);
         Class C = new Class("C", K);
         assertInvokeVirtualEquals(44, C);
         assertInvokeInterfaceEquals(44, C, K);
     }
     /**
      * interface I { int m() default { return 44; } }
      * class C implements I { public int m() { return 55; } }
      *
      * TEST: C c = new C(); c.m() == 55;
      * TEST: I i = new C(); i.m() == 55;
      */
     public void testExisting() {
         Interface I = new Interface("I", DefaultMethod.std("44"));
         Class C = new Class("C", I, ConcreteMethod.std("55"));
         assertInvokeVirtualEquals(55, C);
         assertInvokeInterfaceEquals(55, C, I);
     }
     /**
      * interface I { default int m() { return 99; } }
      * class B implements I {}
      * class C extends B {}
      *
      * TEST: C c = new C(); c.m() == 99;
      * TEST: I i = new C(); i.m() == 99;
      */
     public void testInherited() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Class B = new Class("B", I);
         Class C = new Class("C", B);
         assertInvokeVirtualEquals(99, C);
         assertInvokeInterfaceEquals(99, C, I);
     }
     /**
      * interface I { default int m() { return 99; } }
      * class C { public int m() { return 11; } }
      * class D extends C implements I {}
      *
      * TEST: D d = new D(); d.m() == 11;
      * TEST: I i = new D(); i.m() == 11;
      */
     public void testExistingInherited() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Class C = new Class("C", ConcreteMethod.std("11"));
         Class D = new Class("D", C, I);
         assertInvokeVirtualEquals(11, D);
         assertInvokeInterfaceEquals(11, D, I);
     }
     /**
      * interface I { default int m() { return 44; } }
      * class C implements I { public int m() { return 11; } }
      * class D extends C { public int m() { return 22; } }
      *
      * TEST: D d = new D(); d.m() == 22;
      * TEST: I i = new D(); i.m() == 22;
      */
     public void testExistingInheritedOverride() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Class C = new Class("C", I, ConcreteMethod.std("11"));
         Class D = new Class("D", C, ConcreteMethod.std("22"));
         assertInvokeVirtualEquals(22, D);
         assertInvokeInterfaceEquals(22, D, I);
     }
     /**
      * interface I { default int m() { return 99; } }
      * interface J { defaultint m() { return 88; } }
      * class C implements I { public int m() { return 11; } }
      * class D extends C { public int m() { return 22; } }
      * class E extends D implements J {}
      *
      * TEST: E e = new E(); e.m() == 22;
      * TEST: J j = new E(); j.m() == 22;
      */
     public void testExistingInheritedPlusDefault() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Interface J = new Interface("J", DefaultMethod.std("88"));
         Class C = new Class("C", I, ConcreteMethod.std("11"));
         Class D = new Class("D", C, ConcreteMethod.std("22"));
         Class E = new Class("E", D, J);
         assertInvokeVirtualEquals(22, E);
         assertInvokeInterfaceEquals(22, E, J);
     }
     /**
      * interface I { default int m() { return 99; } }
      * class B implements I {}
      * class C extends B { public int m() { return 77; } }
      *
      * TEST: C c = new C(); c.m() == 77;
      * TEST: I i = new C(); i.m() == 77;
      */
     public void testInheritedWithConcrete() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Class B = new Class("B", I);
         Class C = new Class("C", B, ConcreteMethod.std("77"));
         assertInvokeVirtualEquals(77, C);
         assertInvokeInterfaceEquals(77, C, I);
     }
     /**
      * interface I { default int m() { return 99; } }
      * class B implements I {}
      * class C extends B implements I { public int m() { return 66; } }
      *
      * TEST: C c = new C(); c.m() == 66;
      * TEST: I i = new C(); i.m() == 66;
      */
     public void testInheritedWithConcreteAndImpl() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Class B = new Class("B", I);
         Class C = new Class("C", B, I, ConcreteMethod.std("66"));
         assertInvokeVirtualEquals(66, C);
         assertInvokeInterfaceEquals(66, C, I);
     }
     /**
      * interface I { default int m() { return 99; } }
      * interface J { default int m() { return 88; } }
      * class C implements I, J {}
      *
      * TEST: C c = new C(); c.m() throws ICCE
      */
     public void testConflict() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Interface J = new Interface("J", DefaultMethod.std("88"));
         Class C = new Class("C", I, J);
         assertThrows(IncompatibleClassChangeError.class, C);
     }
     /**
      * interface I { int m(); }
      * interface J { default int m() { return 88; } }
      * class C implements I, J {}
      *
      * TEST: C c = new C(); c.m() == 88
      */
     public void testAmbiguousReabstract() {
         Interface I = new Interface("I", AbstractMethod.std());
         Interface J = new Interface("J", DefaultMethod.std("88"));
         Class C = new Class("C", I, J);
         assertInvokeVirtualEquals(88, C);
     }
     /**
      * interface I { default int m() { return 99; } }
      * interface J extends I { }
      * interface K extends I { }
      * class C implements J, K {}
      *
      * TEST: C c = new C(); c.m() == 99
      * TEST: J j = new C(); j.m() == 99
      * TEST: K k = new C(); k.m() == 99
      * TEST: I i = new C(); i.m() == 99
      */
     public void testDiamond() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Interface J = new Interface("J", I);
         Interface K = new Interface("K", I);
         Class C = new Class("C", J, K);
         assertInvokeVirtualEquals(99, C);
         assertInvokeInterfaceEquals(99, C, J);
         assertInvokeInterfaceEquals(99, C, K);
         assertInvokeInterfaceEquals(99, C, I);
     }
     /**
      * interface I { default int m() { return 99; } }
      * interface J extends I { }
      * interface K extends I { }
      * interface L extends I { }
      * interface M extends I { }
      * class C implements I, J, K, L, M {}
      *
      * TEST: C c = new C(); c.m() == 99
      * TEST: J j = new C(); j.m() == 99
      * TEST: K k = new C(); k.m() == 99
      * TEST: I i = new C(); i.m() == 99
      * TEST: L l = new C(); l.m() == 99
      * TEST: M m = new C(); m.m() == 99
      */
     public void testExpandedDiamond() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Interface J = new Interface("J", I);
         Interface K = new Interface("K", I);
         Interface L = new Interface("L", I);
         Interface M = new Interface("M", L);
         Class C = new Class("C", I, J, K, L, M);
         assertInvokeVirtualEquals(99, C);
         assertInvokeInterfaceEquals(99, C, J);
         assertInvokeInterfaceEquals(99, C, K);
         assertInvokeInterfaceEquals(99, C, I);
         assertInvokeInterfaceEquals(99, C, L);
         assertInvokeInterfaceEquals(99, C, M);
     }
     /**
      * interface I { int m() default { return 99; } }
      * interface J extends I { int m(); }
      * class C implements J {}
      *
      * TEST: C c = new C(); c.m() throws AME
      */
     public void testReabstract() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Interface J = new Interface("J", I, AbstractMethod.std());
         Class C = new Class("C", J);
         assertThrows(AbstractMethodError.class, C);
     }
     /**
      * interface I { default int m() { return 88; } }
      * interface J extends I { default int m() { return 99; } }
      * class C implements J {}
      *
      * TEST: C c = new C(); c.m() == 99;
      * TEST: J j = new C(); j.m() == 99;
      * TEST: I i = new C(); i.m() == 99;
      */
     public void testShadow() {
         Interface I = new Interface("I", DefaultMethod.std("88"));
         Interface J = new Interface("J", I, DefaultMethod.std("99"));
         Class C = new Class("C", J);
         assertInvokeVirtualEquals(99, C);
         assertInvokeInterfaceEquals(99, C, J);
         assertInvokeInterfaceEquals(99, C, I);
     }
     /**
      * interface I { default int m() { return 88; } }
      * interface J extends I { default int m() { return 99; } }
      * class C implements I, J {}
      *
      * TEST: C c = new C(); c.m() == 99;
      * TEST: J j = new C(); j.m() == 99;
      * TEST: I i = new C(); i.m() == 99;
      */
     public void testDisqualified() {
         Interface I = new Interface("I", DefaultMethod.std("88"));
         Interface J = new Interface("J", I, DefaultMethod.std("99"));
         Class C = new Class("C", I, J);
         assertInvokeVirtualEquals(99, C);
         assertInvokeInterfaceEquals(99, C, J);
         assertInvokeInterfaceEquals(99, C, I);
     }
     /**
      * interface I<T> { default int m(T t) { return 99; } }
      * Class C implements I<String> { public int m(String s) { return 88; } }
      *
      * TEST: C c = new C(); c.m("string") == 88;
      * TEST: I i = new C(); i.m("string") == 88;
      */
     public void testSelfFill() {
         // This test ensures that a concrete method overrides a default method
         // that matches at the language-level, but has a different method
         // signature due to erasure.
         DefaultMethod dm = new DefaultMethod(
             "int", "m", "return 99;", new MethodParameter("T", "t"));
         ConcreteMethod cm = new ConcreteMethod(
             "int", "m", "return 88;", AccessFlag.PUBLIC,
             new MethodParameter("String", "s"));
         Interface I = new Interface("I", new TypeParameter("T"), dm);
         Class C = new Class("C", I.with("String"), cm);
         AbstractMethod pm = new AbstractMethod(
             "int", "m", new MethodParameter("T", "t"));
         assertInvokeVirtualEquals(88, C, cm, "-1", "\"string\"");
         assertInvokeInterfaceEquals(99, C, I.with("String"), pm, "\"string\"");
         C.setFullCompilation(true); // Force full bridge generation
         assertInvokeInterfaceEquals(88, C, I.with("String"), pm, "\"string\"");
     }
     /**
      * interface I { default int m() { return 99; } }
      * class C implements I {}
      *
      * TEST: C.class.getMethod("m").invoke(new C()) == 99
      */
     public void testReflectCall() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         //workaround accessibility issue when loading C with DirectedClassLoader
         I.addAccessFlag(AccessFlag.PUBLIC);
         Class C = new Class("C", I);
         Compiler.Flags[] flags = this.verbose ?
             new Compiler.Flags[] { Compiler.Flags.VERBOSE } :
             new Compiler.Flags[] {};
         Compiler compiler = new Compiler(flags);
         java.lang.Class<?> cls = null;
         try {
             cls = compiler.compileAndLoad(C);
         } catch (ClassNotFoundException e) {
             fail("Could not load class");
         }
         java.lang.reflect.Method method = null;
         try {
             method = cls.getMethod(stdMethodName);
         } catch (NoSuchMethodException e) {
             fail("Could not find method in class");
         }
         assertNotNull(method);
         Object c = null;
         try {
             c = cls.newInstance();
         } catch (InstantiationException | IllegalAccessException e) {
             fail("Could not create instance of class");
         }
         assertNotNull(c);
         Integer res = null;
         try {
             res = (Integer)method.invoke(c);
         } catch (IllegalAccessException |
                  java.lang.reflect.InvocationTargetException e) {
             fail("Could not invoke default instance method");
         }
         assertNotNull(res);
         assertEquals(res.intValue(), 99);
         compiler.cleanup();
     }
     /**
      * interface I<T,V,W> { default int m(T t, V v, W w) { return 99; } }
      * interface J<T,V> extends I<String,T,V> { int m(T t, V v, String w); } }
      * interface K<T> extends J<String,T> { int m(T t, String v, String w); } }
      * class C implements K<String> {
      *     public int m(String t, String v, String w) { return 88; }
      * }
      *
      * TEST: I<String,String,String> i = new C(); i.m("A","B","C") == 88;
      * TEST: J<String,String> j = new C(); j.m("A","B","C") == 88;
      * TEST: K<String> k = new C(); k.m("A","B","C") == 88;
      */
     public void testBridges() {
         DefaultMethod dm = new DefaultMethod("int", stdMethodName, "return 99;",
             new MethodParameter("T", "t"), new MethodParameter("V", "v"),
             new MethodParameter("W", "w"));
         AbstractMethod pm0 = new AbstractMethod("int", stdMethodName,
             new MethodParameter("T", "t"), new MethodParameter("V", "v"),
             new MethodParameter("W", "w"));
         AbstractMethod pm1 = new AbstractMethod("int", stdMethodName,
             new MethodParameter("T", "t"), new MethodParameter("V", "v"),
             new MethodParameter("String", "w"));
         AbstractMethod pm2 = new AbstractMethod("int", stdMethodName,
             new MethodParameter("T", "t"), new MethodParameter("String", "v"),
             new MethodParameter("String", "w"));
         ConcreteMethod cm = new ConcreteMethod("int",stdMethodName,"return 88;",
             AccessFlag.PUBLIC,
             new MethodParameter("String", "t"),
             new MethodParameter("String", "v"),
             new MethodParameter("String", "w"));
         Interface I = new Interface("I", new TypeParameter("T"),
             new TypeParameter("V"), new TypeParameter("W"), dm);
         Interface J = new Interface("J",
             new TypeParameter("T"), new TypeParameter("V"),
             I.with("String", "T", "V"), pm1);
         Interface K = new Interface("K", new TypeParameter("T"),
             J.with("String", "T"), pm2);
         Class C = new Class("C", K.with("String"), cm);
         // First, without compiler bridges
         String[] args = new String[] { "\"A\"", "\"B\"", "\"C\"" };
         assertInvokeInterfaceEquals(99, C, I.with("String", "String", "String"), pm0, args);
         assertInvokeInterfaceThrows(AbstractMethodError.class, C, J.with("String", "String"), pm1, args);
         assertInvokeInterfaceThrows(AbstractMethodError.class, C, K.with("String"), pm2, args);
         // Then with compiler bridges
         C.setFullCompilation(true);
         assertInvokeInterfaceEquals(88, C, I.with("String", "String", "String"), pm0, args);
         assertInvokeInterfaceEquals(88, C, J.with("String", "String"), pm1, args);
         assertInvokeInterfaceEquals(88, C, K.with("String"), pm2, args);
     }
     /**
      * interface J { default int m() { return 88; } }
      * interface I extends J { default int m() { return J.super.m(); } }
      * class C implements I {}
      *
      * TEST: C c = new C(); c.m() == 88;
      * TEST: I i = new C(); i.m() == 88;
      */
     public void testSuperBasic() {
         Interface J = new Interface("J", DefaultMethod.std("88"));
         Interface I = new Interface("I", J, new DefaultMethod(
             "int", stdMethodName, "return J.super.m();"));
         I.addCompilationDependency(J.findMethod(stdMethodName));
         Class C = new Class("C", I);
         assertInvokeVirtualEquals(88, C);
         assertInvokeInterfaceEquals(88, C, I);
     }
     /**
      * interface K { int m() default { return 99; } }
      * interface L { int m() default { return 101; } }
      * interface J extends K, L {}
      * interface I extends J, K { int m() default { J.super.m(); } }
      * class C implements I {}
      *
      * TEST: C c = new C(); c.m() throws ICCE
      * TODO: add case for K k = new C(); k.m() throws ICCE
      */
     public void testSuperConflict() {
         Interface K = new Interface("K", DefaultMethod.std("99"));
         Interface L = new Interface("L", DefaultMethod.std("101"));
         Interface J = new Interface("J", K, L);
         Interface I = new Interface("I", J, K, new DefaultMethod(
             "int", stdMethodName, "return J.super.m();"));
         Interface Jstub = new Interface("J", DefaultMethod.std("-1"));
         I.addCompilationDependency(Jstub);
         I.addCompilationDependency(Jstub.findMethod(stdMethodName));
         Class C = new Class("C", I);
         assertThrows(IncompatibleClassChangeError.class, C);
     }
     /**
      * interface I { default int m() { return 99; } }
      * interface J extends I { default int m() { return 55; } }
      * class C implements I, J { public int m() { return I.super.m(); } }
      *
      * TEST: C c = new C(); c.m() == 99
      * TODO: add case for J j = new C(); j.m() == ???
      */
     public void testSuperDisqual() {
         Interface I = new Interface("I", DefaultMethod.std("99"));
         Interface J = new Interface("J", I, DefaultMethod.std("55"));
         Class C = new Class("C", I, J,
             new ConcreteMethod("int", stdMethodName, "return I.super.m();",
                 AccessFlag.PUBLIC));
         C.addCompilationDependency(I.findMethod(stdMethodName));
         assertInvokeVirtualEquals(99, C);
     }
     /**
      * interface J { int m(); }
      * interface I extends J { default int m() { return J.super.m(); } }
      * class C implements I {}
      *
      * TEST: C c = new C(); c.m() throws AME
      * TODO: add case for I i = new C(); i.m() throws AME
      */
     public void testSuperNull() {
         Interface J = new Interface("J", AbstractMethod.std());
         Interface I = new Interface("I", J, new DefaultMethod(
             "int", stdMethodName, "return J.super.m();"));
         Interface Jstub = new Interface("J", DefaultMethod.std("99"));
         I.addCompilationDependency(Jstub);
         I.addCompilationDependency(Jstub.findMethod(stdMethodName));
         Class C = new Class("C", I);
         assertThrows(AbstractMethodError.class, C);
     }
     /**
      * interface J<T> { default int m(T t) { return 88; } }
      * interface I extends J<String> {
      *     int m(String s) default { return J.super.m(); }
      * }
      * class C implements I {}
      *
      * TEST: I i = new C(); i.m("") == 88;
      */
     public void testSuperGeneric() {
         Interface J = new Interface("J", new TypeParameter("T"),
             new DefaultMethod("int", stdMethodName, "return 88;",
                 new MethodParameter("T", "t")));
         Interface I = new Interface("I", J.with("String"),
             new DefaultMethod("int", stdMethodName, "return J.super.m(s);",
                 new MethodParameter("String", "s")));
         I.addCompilationDependency(J.findMethod(stdMethodName));
         Class C = new Class("C", I);
         AbstractMethod pm = new AbstractMethod("int", stdMethodName,
             new MethodParameter("String", "s"));
         assertInvokeInterfaceEquals(88, C, new Extends(I), pm, "\"\"");
     }
     /**
      * interface I<T> { int m(T t) default { return 44; } }
      * interface J extends I<String> { int m(String s) default { return 55; } }
      * class C implements I<String>, J {
      *     public int m(String s) { return I.super.m(s); }
      * }
      *
      * TEST: C c = new C(); c.m("string") == 44
      */
     public void testSuperGenericDisqual() {
         MethodParameter t = new MethodParameter("T", "t");
         MethodParameter s = new MethodParameter("String", "s");
         Interface I = new Interface("I", new TypeParameter("T"),
             new DefaultMethod("int", stdMethodName, "return 44;", t));
         Interface J = new Interface("J", I.with("String"),
             new DefaultMethod("int", stdMethodName, "return 55;", s));
         Class C = new Class("C", I.with("String"), J,
             new ConcreteMethod("int", stdMethodName,
                 "return I.super.m(s);", AccessFlag.PUBLIC, s));
         C.addCompilationDependency(I.findMethod(stdMethodName));
         assertInvokeVirtualEquals(44, C,
             new ConcreteMethod(
                 "int", stdMethodName, "return -1;", AccessFlag.PUBLIC, s),
             "-1", "\"string\"");
     }
     /**
      * interface I { default Integer m() { return new Integer(88); } }
      * class C { Number m() { return new Integer(99); } }
      * class D extends C implements I {}
      * class S { Object foo() { return (new D()).m(); } // link sig: ()LInteger;
      * TEST: S s = new S(); s.foo() == new Integer(99)
      */
     public void testCovarBridge() {
         Interface I = new Interface("I", new DefaultMethod(
             "Integer", "m", "return new Integer(88);"));
         Class C = new Class("C", new ConcreteMethod(
             "Number", "m", "return new Integer(99);", AccessFlag.PUBLIC));
         Class D = new Class("D", I, C);
         ConcreteMethod DstubMethod = new ConcreteMethod(
             "Integer", "m", "return null;", AccessFlag.PUBLIC);
         Class Dstub = new Class("D", DstubMethod);
         ConcreteMethod toCall = new ConcreteMethod(
             "Object", "foo", "return (new D()).m();", AccessFlag.PUBLIC);
         Class S = new Class("S", D, toCall);
         S.addCompilationDependency(Dstub);
         S.addCompilationDependency(DstubMethod);
         // NEGATIVE test for separate compilation -- dispatches to I, not C
         assertInvokeVirtualEquals(88, S, toCall, "null");
     }
     /**
      * interface I { default Integer m() { return new Integer(88); } }
      * class C { int m() { return 99; } }
      * class D extends C implements I {}
      * class S { Object foo() { return (new D()).m(); } // link sig: ()LInteger;
      * TEST: S s = new S(); s.foo() == new Integer(88)
      */
     public void testNoCovarNoBridge() {
         Interface I = new Interface("I", new DefaultMethod(
             "Integer", "m", "return new Integer(88);"));
         Class C = new Class("C", new ConcreteMethod(
             "int", "m", "return 99;", AccessFlag.PUBLIC));
         Class D = new Class("D", I, C);
         ConcreteMethod DstubMethod = new ConcreteMethod(
             "Integer", "m", "return null;", AccessFlag.PUBLIC);
         Class Dstub = new Class("D", DstubMethod);
         ConcreteMethod toCall = new ConcreteMethod(
             "Object", "foo", "return (new D()).m();", AccessFlag.PUBLIC);
         Class S = new Class("S", D, toCall);
         S.addCompilationDependency(Dstub);
         S.addCompilationDependency(DstubMethod);
         assertInvokeVirtualEquals(88, S, toCall, "null");
     }
     /**
      * interface J { int m(); }
      * interface I extends J { default int m() { return 99; } }
      * class B implements J {}
      * class C extends B implements I {}
      * TEST: C c = new C(); c.m() == 99
      *
      * The point of this test is that B does not get default method analysis,
      * and C does not generate any new miranda methods in the vtable.
      * It verifies that default method analysis occurs when mirandas have been
      * inherited and the supertypes don't have any overpass methods.
      */
     public void testNoNewMiranda() {
         Interface J = new Interface("J", AbstractMethod.std());
         Interface I = new Interface("I", J, DefaultMethod.std("99"));
         Class B = new Class("B", J);
         Class C = new Class("C", B, I);
         assertInvokeVirtualEquals(99, C);
     }
     /**
      * interface I<T,V,W> { int m(T t, V v, W w); }
      * interface J<T,V> implements I<T,V,String> { int m(T t, V v, String w); }
      * interface K<T> implements J<T,String> {
      *     int m(T t, String v, String w); { return 99; } }
      * class C implements K<String> {
      *     public int m(Object t, Object v, String w) { return 77; }
      * }
      * TEST C = new C(); ((I)c).m(Object,Object,Object) == 99
      * TEST C = new C(); ((J)c).m(Object,Object,String) == 77
      * TEST C = new C(); ((K)c).m(Object,String,String) == 99
      *
      * Test that a erased-signature-matching method does not implement
      * non-language-level matching methods
      */
     public void testNonConcreteFill() {
         AbstractMethod ipm = new AbstractMethod("int", "m",
             new MethodParameter("T", "t"),
             new MethodParameter("V", "s"),
             new MethodParameter("W", "w"));
         Interface I = new Interface("I",
             new TypeParameter("T"),
             new TypeParameter("V"),
             new TypeParameter("W"), ipm);
         AbstractMethod jpm = new AbstractMethod("int", "m",
             new MethodParameter("T", "t"),
             new MethodParameter("V", "s"),
             new MethodParameter("String", "w"));
         Interface J = new Interface("J",
             new TypeParameter("T"),
             new TypeParameter("V"),
             I.with("T", "V", "String"), jpm);
         AbstractMethod kpm = new AbstractMethod("int", "m",
             new MethodParameter("T", "t"),
             new MethodParameter("String", "s"),
             new MethodParameter("String", "w"));
         DefaultMethod kdm = new DefaultMethod("int", "m", "return 99;",
                                               new MethodParameter("T", "t"),
                                               new MethodParameter("String", "v"),
                                               new MethodParameter("String", "w"));
         Interface K = new Interface("K",
             new TypeParameter("T"),
             J.with("T", "String"),
             kdm);
         Class C = new Class("C",
             K.with("String"),
             new ConcreteMethod("int", "m", "return 77;",
                 AccessFlag.PUBLIC,
                 new MethodParameter("Object", "t"),
                 new MethodParameter("Object", "v"),
                 new MethodParameter("String", "w")));
         // First, without compiler bridges
         String a = "\"\"";
         assertInvokeInterfaceEquals(99, C, K.with("String"), kpm, a, a, a);
         assertInvokeInterfaceEquals(77, C, J.with("String", "String"), jpm, a, a, a);
         assertInvokeInterfaceThrows(AbstractMethodError.class, C, I.with("String", "String", "String"), ipm, a, a, a);
         // Now, with bridges
         J.setFullCompilation(true);
         K.setFullCompilation(true);
         assertInvokeInterfaceEquals(99, C, K.with("String"), kpm, a, a, a);
         assertInvokeInterfaceEquals(77, C, J.with("String", "String"), jpm, a, a, a);
         assertInvokeInterfaceEquals(99, C, I.with("String", "String", "String"), ipm, a, a, a);
     }
     public void testStrictfpDefault() {
         try {
             java.lang.Class.forName("org.openjdk.tests.vm.StrictfpDefault");
         } catch (Exception e) {
             fail("Could not load class", e);
         }
     }
 }
 interface StrictfpDefault {
     default strictfp void m() {}
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/lambdaShapes/org/openjdk/tests/vm/DefaultMethodsTest.java@2eb010b6cb22 (annotated)

test/tools/javac/lambdaShapes/org/openjdk/tests/vm/DefaultMethodsTest.java