| /* |
| * Copyright (c) 2013, 2018, 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. |
| */ |
| |
| package vm.runtime.defmeth; |
| |
| import nsk.share.test.TestBase; |
| import vm.runtime.defmeth.shared.annotation.KnownFailure; |
| import vm.runtime.defmeth.shared.data.*; |
| import vm.runtime.defmeth.shared.data.method.param.*; |
| import static jdk.internal.org.objectweb.asm.Opcodes.*; |
| import vm.runtime.defmeth.shared.DefMethTest; |
| import vm.runtime.defmeth.shared.builder.TestBuilder; |
| import static vm.runtime.defmeth.shared.ExecutionMode.*; |
| |
| /** |
| * Tests on method resolution in presence of default methods in the hierarchy. |
| * |
| * Because default methods reside in interfaces, and interfaces do not have |
| * the constraint of being single-inheritance, it is possible to inherit |
| * multiple conflicting default methods, or even inherit the same default method |
| * from many different inheritance paths. |
| * |
| * There is an algorithm to select which method to use in the case that a |
| * concrete class does not provide an implementation. Informally, the algorithm |
| * works as follows: |
| * |
| * (1) If there is a adequate implementation in the class itself or in a |
| * superclass (not an interface), then that implementation should be used |
| * (i.e., class methods always "win"). |
| * |
| * (2) Failing that, create the set of methods consisting of all methods in the |
| * type hierarchy which satisfy the slot to be filled, where in this case |
| * 'satisfy' means that the methods have the same name, the same language- |
| * level representation of the parameters, and covariant return values. Both |
| * default methods and abstract methods will be part of this set. |
| * |
| * (3) Remove from this set, any method which has a "more specific" version |
| * anywhere in the hierarchy. That is, if C implements I,J and I extends J, |
| * then if both I and J have a suitable methods, J's method is eliminated |
| * from the set since I is a subtype of J -- there exist a more specific |
| * method than J's method, so that is eliminated. |
| * |
| * (4) If the remaining set contains only a single entry, then that method is |
| * selected. Note that the method may be abstract, in which case an |
| * IncompatibleClassChangeError is thrown when/if the method is called. If there are |
| * multiple entries in the set, or no entries, then this also results in an |
| * IncompatibleClassChangeError when called. |
| */ |
| public class MethodResolutionTest extends DefMethTest { |
| |
| public static void main(String[] args) { |
| TestBase.runTest(new MethodResolutionTest(), args); |
| } |
| |
| /* |
| * Basic |
| * |
| * interface I { int m(); } |
| * class C implements I { public int m() { return 1; } } |
| * |
| * TEST: C c = new C(); c.m() == 1; |
| * TEST: I i = new C(); i.m() == 1; |
| */ |
| public void testBasic() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = |
| b.intf("I") |
| .abstractMethod("m", "()I").build() |
| .build(); |
| |
| ConcreteClass C = |
| b.clazz("C").implement(I) |
| .concreteMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(C, C, "m", "()I") |
| .returns(1) |
| .done() |
| .run(); |
| } |
| |
| /* |
| * Basic Default |
| * |
| * interface I { int m() default { return 1; } } |
| * class C implements I {} |
| * |
| * TEST: C c = new C(); c.m() == 1; |
| * TEST: I i = new C(); i.m() == 1; |
| */ |
| public void testBasicDefault() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = |
| b.intf("I") |
| .defaultMethod("m", "()I").returns(1) |
| .build() |
| .build(); |
| |
| ConcreteClass C = |
| b.clazz("C").implement(I) |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test().callSite(C, C, "m", "()I") |
| .returns(1) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * Far Default |
| * |
| * interface I { int m() default { return 1; } } |
| * interface J extends I {} |
| * interface K extends J {} |
| * class C implements K {} |
| * |
| * TEST: [I|J|K|C] i = new C(); i.m() == 1; |
| */ |
| @KnownFailure(modes = { INVOKE_EXACT, INVOKE_GENERIC, INVOKE_WITH_ARGS, INDY }) // Test2_J_C_m, Test3_K_C_m: AME => IAE => ICCE instead of successful call |
| public void testFarDefault() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = |
| b.intf("I") |
| .defaultMethod("m", "()I").returns(1) |
| .build() |
| .build(); |
| |
| Interface J = b.intf("J").extend(I).build(); |
| Interface K = b.intf("K").extend(J).build(); |
| |
| ConcreteClass C = |
| b.clazz("C").implement(K) |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test().callSite(J, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test().callSite(K, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test().callSite(C, C, "m", "()I") |
| .returns(1) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * Override Abstract |
| * |
| * interface I { int m(); } |
| * interface J extends I { int m() default { return 1; } } |
| * interface K extends J {} |
| * class C implements K {} |
| * |
| * TEST: C c = new C(); c.m() == 1; |
| * TEST: K k = new C(); k.m() == 1; |
| */ |
| @KnownFailure(modes = { INVOKE_EXACT, INVOKE_GENERIC, INVOKE_WITH_ARGS, INDY }) // Test3_K_C_m: AME => IAE => ICCE instead of successful call |
| public void testOverrideAbstract() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .abstractMethod("m", "()I").build() |
| .build(); |
| |
| Interface J = b.intf("J").extend(I) |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| Interface K = b.intf("K").extend(J).build(); |
| |
| ConcreteClass C = b.clazz("C").implement(K).build(); |
| |
| b.test() |
| .callSite(I, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(J, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(K, C, "m", "()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(C, C, "m", "()I") |
| .returns(1) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * Default vs Concrete |
| * |
| * interface I { int m() default { return 1; } } |
| * class C implements I { public int m() { return 2; } } |
| * |
| * TEST: [C|I] c = new C(); c.m() == 2; |
| */ |
| public void testDefaultVsConcrete() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| ConcreteClass C = b.clazz("C").implement(I) |
| .concreteMethod("m", "()I").returns(2).build() |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m", "()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(C, C, "m", "()I") |
| .returns(2) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * InheritedDefault |
| * |
| * interface I { int m() default { return 1; } } |
| * class B implements I {} |
| * class C extends B {} |
| * |
| * TEST: [I|B|C] v = new C(); v.m() == 1; |
| */ |
| public void testInheritedDefault() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| ConcreteClass B = b.clazz("B").implement(I).build(); |
| ConcreteClass C = b.clazz("C").extend(B).build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(B, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(1) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * ExistingInherited |
| * |
| * interface I { int m() default { return 1; } } |
| * class B { public int m() { return 2; } } |
| * class C extends B implements I {} |
| * |
| * TEST: [I|B|C] v = new C(); v.m() == 2; |
| */ |
| public void testExistingInherited() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| ConcreteClass B = b.clazz("B") |
| .concreteMethod("m", "()I").returns(2).build() |
| .build(); |
| |
| ConcreteClass C = b.clazz("C").extend(B).implement(I).build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(B, C, "m","()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(2) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * ExistingInheritedOverride |
| * |
| * interface I { int m() default { return 1; } } |
| * class B implements I { public int m() { return 2; } } |
| * class C extends B { public int m() { return 3; } } |
| * |
| * TEST: [I|B|D] v = new C(); v.m() == 3; |
| */ |
| public void testExistingInheritedOverride() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| ConcreteClass B = b.clazz("B").implement(I) |
| .concreteMethod("m", "()I").returns(2).build() |
| .build(); |
| |
| ConcreteClass C = b.clazz("C").extend(B) |
| .concreteMethod("m", "()I").returns(3).build() |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(3) |
| .done() |
| .test() |
| .callSite(B, C, "m","()I") |
| .returns(3) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(3) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * ExistingInheritedPlusDefault |
| * |
| * interface I { int m() default { return 11; } } |
| * interface J { int m() default { return 12; } } |
| * class C implements I { public int m() { return 21; } } |
| * class D extends C { public int m() { return 22; } } |
| * class E extends D implements J {} |
| * |
| * TEST: [I|J|C|D|J] v = new E(); v.m() == 22; |
| */ |
| public void testExistingInheritedPlusDefault() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(11).build() |
| .build(); |
| |
| Interface J = b.intf("J") |
| .defaultMethod("m", "()I").returns(12).build() |
| .build(); |
| |
| ConcreteClass C = b.clazz("C").implement(I) |
| .concreteMethod("m","()I").returns(21).build() |
| .build(); |
| |
| ConcreteClass D = b.clazz("D").extend(C) |
| .concreteMethod("m", "()I").returns(22).build() |
| .build(); |
| |
| ConcreteClass E = b.clazz("E").extend(D).implement(J) |
| .build(); |
| |
| b.test() |
| .callSite(I, E, "m","()I") |
| .returns(22) |
| .done() |
| .test() |
| .callSite(J, E, "m","()I") |
| .returns(22) |
| .done() |
| .test() |
| .callSite(C, E, "m","()I") |
| .returns(22) |
| .done() |
| .test() |
| .callSite(D, E, "m","()I") |
| .returns(22) |
| .done() |
| .test() |
| .callSite(E, E, "m","()I") |
| .returns(22) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * InheritedWithConcrete |
| * |
| * interface I { int m() default { return 1; } } |
| * class B implements I {} |
| * class C extends B { public int m() { return 2; } } |
| * |
| * TEST: [I|B|C] v = new C(); v.m() == 2; |
| */ |
| public void testInheritedWithConcrete() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| ConcreteClass B = b.clazz("B").implement(I).build(); |
| |
| ConcreteClass C = b.clazz("C").extend(B) |
| .concreteMethod("m", "()I").returns(2).build() |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(B, C, "m","()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(2) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * InheritedWithConcreteAndImpl |
| * |
| * interface I { int m() default { return 1; } } |
| * class B implements I {} |
| * class C extends B implements I { public int m() { return 2; } } |
| * |
| * TEST: [I|B|C] v = new C(); v.m() == 2; |
| */ |
| public void testInheritedWithConcreteAndImpl() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| ConcreteClass B = b.clazz("B").implement(I).build(); |
| |
| ConcreteClass C = b.clazz("C").extend(B) |
| .concreteMethod("m", "()I").returns(2).build() |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(B, C, "m","()I") |
| .returns(2) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(2) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * Diamond |
| * |
| * interface I { int m() default { return 1; } } |
| * interface J extends I {} |
| * interface K extends I {} |
| * class C implements J, K {} |
| * |
| * TEST: [I|J|K|C] c = new C(); c.m() == 99 |
| */ |
| @KnownFailure(modes = { INVOKE_EXACT, INVOKE_GENERIC, INVOKE_WITH_ARGS, INDY }) // Test2_J_C_m, Test3_K_C_m: AME => IAE => ICCE instead of successful call |
| public void testDiamond() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| Interface J = b.intf("J").extend(I).build(); |
| Interface K = b.intf("K").extend(I).build(); |
| |
| ConcreteClass C = b.clazz("C").implement(J,K) |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(J, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(K, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(1) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * ExpandedDiamond |
| * |
| * interface I { int m() default { return 1; } } |
| * interface J extends I {} |
| * interface K extends I {} |
| * interface L extends I {} |
| * interface M extends I {} |
| * class C implements J, K, L, M {} |
| * |
| * TEST: [I|J|K|L|M|C] c = new C(); c.m() == 1 |
| */ |
| @KnownFailure(modes = { INVOKE_EXACT, INVOKE_GENERIC, INVOKE_WITH_ARGS, INDY }) // Test2_J_C_m, Test3_K_C_m, Test4_L_C_m, Test5_M_C_m: |
| // AME => IAE => ICCE instead of successful call |
| public void testExpandedDiamond() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1).build() |
| .build(); |
| |
| Interface J = b.intf("J").extend(I).build(); |
| Interface K = b.intf("K").extend(I).build(); |
| Interface L = b.intf("L").extend(I).build(); |
| Interface M = b.intf("M").extend(I).build(); |
| |
| ConcreteClass C = b.clazz("C").implement(J,K,L,M) |
| .build(); |
| |
| b.test() |
| .callSite(I, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(J, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(K, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(L, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(M, C, "m","()I") |
| .returns(1) |
| .done() |
| .test() |
| .callSite(C, C, "m","()I") |
| .returns(1) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * SelfFill w/ explicit bridge |
| * |
| * interface I<T> { int m(T t) default { return 1; } } |
| * class C implements I<C> { |
| * public int m(C s) { return 2; } |
| * public int m(Object o) { ... } |
| * } |
| * |
| * TEST: I i = new C(); i.m((Object)null) == 2; |
| * TEST: C c = new C(); c.m((Object)null) == 2; |
| * TEST: C c = new C(); c.m((C)null) == 2; |
| */ |
| public void testSelfFillWithExplicitBridge() { |
| TestBuilder b = factory.getBuilder(); |
| |
| /* interface I<T> { ... */ |
| Interface I = b.intf("I").sig("<T:Ljava/lang/Object;>Ljava/lang/Object;") |
| /* default int m(T t) { return 1; } */ |
| .defaultMethod("m", "(Ljava/lang/Object;)I") |
| .sig("(TT;)I") |
| .returns(1) |
| .build() |
| .build(); |
| |
| /* class C implements I<C> { ... */ |
| ConcreteClass C = b.clazz("C").implement(I) |
| .sig("Ljava/lang/Object;LI<LC;>;") |
| |
| /* public int m(I i) { return 2; } */ |
| .concreteMethod("m","(LC;)I").returns(2).build() |
| |
| /* bridge method for m(LI;)I */ |
| .concreteMethod("m","(Ljava/lang/Object;)I") |
| .flags(ACC_PUBLIC | ACC_BRIDGE | ACC_SYNTHETIC) |
| .returns(2) |
| .build() |
| .build(); |
| |
| // I i = new C(); ... |
| b.test() |
| .callSite(I, C, "m", "(Ljava/lang/Object;)I") |
| .params(new NullParam()) |
| .returns(2) |
| .done() |
| // C c = new C(); ... |
| .test() |
| .callSite(C, C, "m", "(Ljava/lang/Object;)I") |
| .params(new NullParam()) |
| .returns(2) |
| .done() |
| .test() |
| .callSite(C, C, "m", "(LC;)I") |
| .params(new NullParam()) |
| .returns(2) |
| .done() |
| |
| .run(); |
| } |
| |
| /* |
| * interface I { int m() default { return 1; } } |
| * class C implements I { int m(int i) { return 2; } } |
| * |
| * TEST: C c = new C(); c.m(0) == 2; |
| * TEST: I i = new C(); i.m() == 1; |
| */ |
| public void testMixedArity() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = |
| b.intf("I") |
| .defaultMethod("m", "()I").returns(1) |
| .build() |
| .build(); |
| |
| ConcreteClass C = |
| b.clazz("C").implement(I) |
| .concreteMethod("m", "(I)I").returns(2) |
| .build() |
| .build(); |
| |
| b.test().callSite(I, C, "m", "()I") |
| .returns(1) |
| .build(); |
| b.test().callSite(C, C, "m", "(I)I").params(ICONST_0) |
| .returns(2) |
| .build(); |
| |
| b.run(); |
| } |
| |
| /* |
| * interface I { int m() default { return 1; } } |
| * interface J { int m(int i) default { return 2; } } |
| * class C implements I, J {} |
| * |
| * TEST: I i = new C(); i.m() == 1; i.m(0) ==> NSME |
| * TEST: J j = new C(); j.m() ==> NSME; j.m(0) == 2 |
| * TEST: C c = new C(); c.m() == 1; c.m(0) == 2 |
| */ |
| @KnownFailure(modes = { INVOKE_EXACT, INVOKE_GENERIC, INDY }) //Test2_I_C_m, Test3_J_C_m: NSMError => NSMException => ICCE instead of NSME |
| public void testConflictingDefaultMixedArity1() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1) |
| .build() |
| .build(); |
| |
| Interface J = b.intf("J") |
| .defaultMethod("m", "(I)I").returns(2) |
| .build() |
| .build(); |
| |
| ConcreteClass C = b.clazz("C").implement(I,J).build(); |
| |
| |
| // I i = new C(); ... |
| b.test().callSite(I, C, "m", "()I") |
| .returns(1) |
| .build(); |
| b.test().callSite(I, C, "m", "(I)I").params(ICONST_0) |
| .throws_(NoSuchMethodError.class) |
| .build(); |
| |
| // J j = new C(); ... |
| b.test().callSite(J, C, "m", "()I") |
| .throws_(NoSuchMethodError.class) |
| .build(); |
| b.test().callSite(J, C, "m", "(I)I").params(ICONST_0) |
| .returns(2) |
| .build(); |
| |
| // C c = new C(); ... |
| b.test().callSite(C, C, "m", "()I") |
| .returns(1) |
| .build(); |
| b.test().callSite(C, C, "m", "(I)I").params(ICONST_0) |
| .returns(2) |
| .build(); |
| |
| b.run(); |
| } |
| |
| /* |
| * interface I { int m() default { return 1; } } |
| * interface J { int m() default { return 2; } } |
| * class C implements I, J { |
| * int m(int i) { return 3; } |
| * } |
| * |
| * TEST: I i = new C(); i.m(0) ==> ICCE |
| * TEST: J j = new C(); j.m(0) ==> ICCE |
| * TEST: C c = new C(); c.m() ==> ICCE; c.m(0) == 3 |
| */ |
| @KnownFailure(modes = { INVOKE_EXACT, INVOKE_GENERIC, INDY }) |
| //Test2_I_C_m, Test3_J_C_m: NSMError => NSMException => ICCE instead of NSME |
| public void testConflictingDefaultMixedArity2() { |
| TestBuilder b = factory.getBuilder(); |
| |
| Interface I = b.intf("I") |
| .defaultMethod("m", "()I").returns(1) |
| .build() |
| .build(); |
| |
| Interface J = b.intf("J") |
| .defaultMethod("m", "()I").returns(2) |
| .build() |
| .build(); |
| |
| ConcreteClass C = b.clazz("C").implement(I, J) |
| .concreteMethod("m", "(I)I").returns(3) |
| .build() |
| .build(); |
| |
| // I i = new C(); ... |
| b.test().callSite(I, C, "m", "()I") |
| .throws_(IncompatibleClassChangeError.class) |
| .build(); |
| b.test().callSite(I, C, "m", "(I)I").params(ICONST_0) |
| .throws_(NoSuchMethodError.class) |
| .build(); |
| |
| // J j = new C(); ... |
| b.test().callSite(J, C, "m", "()I") |
| .throws_(IncompatibleClassChangeError.class) |
| .build(); |
| b.test().callSite(J, C, "m", "(I)I").params(ICONST_0) |
| .throws_(NoSuchMethodError.class) |
| .build(); |
| |
| // C c = new C(); ... |
| b.test().callSite(C, C, "m", "()I") |
| .throws_(IncompatibleClassChangeError.class) |
| .build(); |
| b.test().callSite(C, C, "m", "(I)I").params(ICONST_0) |
| .returns(3) |
| .build(); |
| |
| b.run(); |
| } |
| |
| /* In package1: |
| * package p1; |
| * interface I { |
| * default int m() { return 10; }; |
| * } |
| * public interface J extends I {}; |
| * |
| * In package2: |
| * class A implements p1.J {} |
| * A myA = new A; |
| * myA.m(); // should return 10 except for reflect mode, |
| * // throw IllegalAccessException with reflect mode |
| * B myB = new B; // not related |
| */ |
| |
| public void testMethodResolvedInDifferentPackage() { |
| TestBuilder b = factory.getBuilder(); |
| Interface I = b.intf("p1.I").flags(~ACC_PUBLIC & ACC_PUBLIC) // make it package private |
| .defaultMethod("m", "()I").returns(10) |
| .build() |
| .build(); |
| |
| Interface J = b.intf("p1.J").extend(I) |
| .build(); |
| |
| ConcreteClass myA = b.clazz("p2.A").implement(J) |
| .build(); |
| if (!factory.getExecutionMode().equals("REFLECTION")) { |
| b.test() |
| .callSite(myA, myA, "m", "()I") |
| .returns(10) |
| .done() |
| .run(); |
| // -mode reflect will fail with IAE as expected |
| } else { |
| b.test() |
| .callSite(myA, myA, "m", "()I") |
| .throws_(IllegalAccessException.class) |
| .done() |
| .run(); |
| } |
| |
| ConcreteClass myB = b.clazz("p2.B").build(); |
| } |
| |
| /* In package p1: |
| * package p1; |
| * interface I { |
| * public default int m() { return 12; }; |
| * } |
| * |
| * public class A implements I {} |
| * |
| * In package p2: |
| * package p2; |
| * public interface J { int m(); } |
| * |
| * public class B extends p1.A implements J { |
| * public int m() { return 13; } |
| * } |
| * |
| * Then: |
| * A myA = new B; |
| * myA.m(); // should return 13, not throw IllegalAccessError |
| */ |
| |
| public void testMethodResolvedInLocalFirst() { |
| TestBuilder b = factory.getBuilder(); |
| Interface I = b.intf("p1.I") |
| .defaultMethod("m", "()I").returns(12) |
| .build() |
| .build(); |
| |
| ConcreteClass myA = b.clazz("p1.A").implement(I) |
| .build(); |
| |
| Interface J = b.intf("p2.J").abstractMethod("m", "()I") |
| .build() |
| .build(); |
| |
| ConcreteClass myB = b.clazz("p2.B").extend(myA).implement(J) |
| .concreteMethod("m", "()I").returns(13) |
| .build() |
| .build(); |
| |
| b.test() |
| .callSite(myB, myB, "m", "()I") |
| .returns(13) |
| .done() |
| .run(); |
| } |
| } |