8199255: [TESTBUG] Open source VM testbase default methods tests
Summary: Open sourced default method tests
Reviewed-by: ccheung, iignatyev, erikj
/*
* 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.DefMethTest;
import vm.runtime.defmeth.shared.annotation.Crash;
import vm.runtime.defmeth.shared.data.*;
import vm.runtime.defmeth.shared.builder.TestBuilder;
import vm.runtime.defmeth.shared.annotation.NotApplicableFor;
import static vm.runtime.defmeth.shared.data.method.body.CallMethod.Invoke.*;
import static vm.runtime.defmeth.shared.data.method.body.CallMethod.IndexbyteOp.*;
import static vm.runtime.defmeth.shared.ExecutionMode.*;
/*
* Scenarios on static methods in interfaces.
*/
public class StaticMethodsTest extends DefMethTest {
public static void main(String[] args) {
TestBase.runTest(new StaticMethodsTest(), args);
}
// static method in interface
/*
* testStaticMethod
*
* interface I {
* default static public int m() { return 1; }
* }
*
* class C implements I {}
*/
public void testStaticMethod() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
b.test().staticCallSite(I, "m", "()I").returns(1).done()
.run();
}
// invoke[virtual|interface|special] from same/subintf
/*
* testInvokeVirtual
*
* interface I {
* default static public int staticM() { return 1; }
* default public int m() { return ((I)this).staticM(); }
* }
*
* class C implements I {}
*/
public void testInvokeVirtual() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("staticM", "()I")
.static_().public_().returns(1).build()
// force an invokevirtual MR of staticM()
.defaultMethod("m", "()I")
.invoke(VIRTUAL, b.intfByName("I"), null, "staticM", "()I", METHODREF).build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
b.test().staticCallSite(I, "staticM", "()I").returns(1).done()
.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.run();
}
/*
* testInvokeIntf
*
* interface I {
* default static public int staticM() { return 1; }
* default public int m() { return ((I)this).staticM(); }
* }
*
* class C implements I {}
*/
public void testInvokeIntf() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("staticM", "()I")
.static_().public_().returns(1).build()
.defaultMethod("m", "()I")
.invoke(INTERFACE, b.intfByName("I"), null, "staticM", "()I", CALLSITE).build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
b.test().staticCallSite(I, "staticM", "()I").returns(1).done()
.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.run();
}
/*
* testInvokeSpecial
*
* interface I {
* default static public int staticM() { return 1; }
* default public int m() { return I.super.staticM(); }
* }
*
* class C implements I {}
*/
public void testInvokeSpecial() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("staticM", "()I")
.static_().public_().returns(1).build()
.defaultMethod("m", "()I")
.invoke(SPECIAL, b.intfByName("I"), null, "staticM", "()I", CALLSITE).build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
b.test().staticCallSite(I, "staticM", "()I").returns(1).done()
.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.run();
}
/*
* testStaticVsDefault
*
* interface I {
* default static public int m() { return 1; }
* default public int m() { return 2; }
* }
*
* class C implements I {}
*/
public void testStaticVsDefault() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.defaultMethod("m", "()I")
.public_().returns(2).build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
b.test().staticCallSite(I, "m", "()I").throws_(ClassFormatError.class).done()
// FIXME: throws exception during an attempt to lookup Test2.test() method
// Invalid test. ClassFormatError is thrown at verification time, rather
// than execution time.
// .test().callSite(I, C, "m", "()I").throws_(ClassFormatError.class).done()
.test().callSite(C, C, "m", "()I").throws_(ClassFormatError.class).done()
.run();
}
// call static method from default method
/*
* testInvokeFromDefaultMethod
*
* interface I {
* default static public int staticPublicM() { return 1; }
* default public int invokePublic() { return I.staticPublicM(); }
* default static private int staticPrivateM() { return 1; }
* default public int invokePrivate() { return I.staticPrivateM(); }
* }
*
* class C implements I {}
*/
public void testInvokeFromDefaultMethod() throws Exception {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("staticPublicM", "()I")
.static_().public_().returns(1).build()
.defaultMethod("invokePublic", "()I")
.invokeStatic(b.intfByName("I"), "staticPublicM", "()I").build()
.defaultMethod("staticPrivateM", "()I")
.static_().private_().returns(1).build()
.defaultMethod("invokePrivate", "()I")
.invokeStatic(b.intfByName("I"), "staticPrivateM", "()I").build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
Class expectedClass;
if (factory.getExecutionMode().equals("REFLECTION")) {
expectedClass = NoSuchMethodException.class;
} else {
expectedClass = IllegalAccessError.class;
}
// call static method from another class
b.test().staticCallSite(I, "staticPublicM", "()I").returns(1).done()
.test().staticCallSite(I, "staticPrivateM", "()I").throws_(expectedClass).done()
// call public static method from default method
.test().callSite(I, C, "invokePublic", "()I").returns(1).done()
.test().callSite(C, C, "invokePublic", "()I").returns(1).done()
// call private static method from default method
.test().callSite(I, C, "invokePrivate", "()I").returns(1).done()
.test().callSite(C, C, "invokePrivate", "()I").returns(1).done()
.run();
}
// call static method from implementing subclass
/*
* testInvokeFromSubclass
*
* interface I {
* default static public int staticPublicM() { return 1; }
* default static private int staticPrivateM() { return 1; }
* }
*
* class C implements I {
* public int invokePublic() { return I.staticPublicM(); }
* public int invokePrivate() { return I.staticPublicM(); }
*
* I.staticPublicM(); ==> returns 1;
* I.staticPrivateM(); ==> Either NSME or IAE depending on execution mode
* C c = new C(); c.invokePublic(); ==> returns 1 or if -ver < 52 IAE or VerifyError
* C c = new C(); c.invokePrivate() ==> IAE or if -ver < 52, IAE or VerifyError
* }
*/
@NotApplicableFor(modes = { REDEFINITION }) // Can't redefine a class that gets error during loading
public void testInvokeFromSubclass() throws Exception {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("staticPublicM", "()I")
.static_().public_().returns(1).build()
.defaultMethod("staticPrivateM", "()I")
.static_().private_().returns(1).build()
.build();
ConcreteClass C = b.clazz("C").implement(I)
.concreteMethod("invokePublic", "()I")
.invokeStatic(b.intfByName("I"), "staticPublicM", "()I").build()
.concreteMethod("invokePrivate", "()I")
.invokeStatic(b.intfByName("I"), "staticPrivateM", "()I").build()
.build();
Class expectedError1;
if (factory.getExecutionMode().equals("REFLECTION")) {
expectedError1 = NoSuchMethodException.class;
} else {
expectedError1 = IllegalAccessError.class;
}
// Adjust for -ver < 52
if (factory.getVer() >=52) {
// call static method from another class
b.test().staticCallSite(I, "staticPublicM", "()I").returns(1).done()
.test().staticCallSite(I, "staticPrivateM", "()I").throws_(expectedError1).done()
// call static method from implementing subclass
.test().callSite(C, C, "invokePublic", "()I").returns(1).done()
.test().callSite(C, C, "invokePrivate", "()I").throws_(IllegalAccessError.class).done()
.run();
} else {
// call static method from another class
b.test().staticCallSite(I, "staticPublicM", "()I").returns(1).done()
.test().staticCallSite(I, "staticPrivateM", "()I").throws_(expectedError1).done()
// call static method from implementing subclass
// invokestatic IMR - not supported for ver < 52
.test().callSite(C, C, "invokePublic", "()I").throws_(VerifyError.class).done()
.test().callSite(C, C, "invokePrivate", "()I").throws_(VerifyError.class).done()
.run();
}
}
// static method doesn't participate in default method analysis:
// method overriding
/*
* testNotInherited
*
* interface I {
* default static public int m() { return 1; }
* }
*
* class C implements I {}
*/
public void testNotInherited() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
ConcreteClass C = b.clazz("C").implement(I).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().staticCallSite(I, "m", "()I").returns(1).done()
// invokeinterface to static method ==> ICCE
.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").throws_(NoSuchMethodError.class).done()
.run();
} else {
b.test().staticCallSite(I, "m", "()I").returns(1).done()
.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(C, C, "m", "()I").throws_(NoSuchMethodError.class).done()
.run();
}
}
/*
* testDefaultVsConcrete
*
* interface I {
* default static public int m() { return 1; }
* }
*
* class C implements I {
* public int m() { return 2; }
* }
* TEST: I o = new C(); o.m()I throws ICCE
* TEST: C o = new C(); o.m()I == 2
*/
public void testDefaultVsConcrete() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
ConcreteClass C = b.clazz("C").implement(I)
.concreteMethod("m", "()I").returns(2).build()
.build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
// invokeinterface to static method ==> ICCE
b.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").returns(2).done().run();
} else {
b.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(C, C, "m", "()I").returns(2).done().run();
}
}
/*
* TEST: StaticMethodsTest.testOverrideStatic
*
* interface I {
* default static public int m() { return 1; }
* }
*
* interface J extends I {
* default public int m() { return 2; }
* }
*
* class C implements J {
* }
*/
public void testOverrideStatic() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
Interface J = b.intf("J").extend(I)
.defaultMethod("m", "()I")
.returns(2).build()
.build();
ConcreteClass C = b.clazz("C").implement(J).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().staticCallSite(I, "m", "()I").returns(1).done()
.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(J, C, "m", "()I").returns(2).done()
.test().callSite(C, C, "m", "()I").returns(2).done()
.run();
} else {
b.test().staticCallSite(I, "m", "()I").returns(1).done()
.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(J, C, "m", "()I").returns(2).done()
.test().callSite(C, C, "m", "()I").returns(2).done()
.run();
}
}
/*
* testOverrideDefault
*
* interface I {
* default public int m() { return 1; }
* }
*
* interface J extends I {
* default static public int m() { return 2; }
* }
*
* class C implements J {}
*
* TEST: I o = new C(); o.m()I == 1
* TEST: J o = new C(); o.m()I == ICCE
* TEST: C o = new C(); o.m()I == 1
*/
public void testOverrideDefault() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.returns(1).build()
.build();
Interface J = b.intf("J").extend(I)
.defaultMethod("m", "()I")
.static_().public_().returns(2).build()
.build();
ConcreteClass C = b.clazz("C").implement(J).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(J, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").returns(1).done()
.run();
} else {
// Reflection correctly finds the static method defined in J and
// calls it with invokestatic.
b.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(J, C, "m", "()I").returns(2).done()
.test().callSite(C, C, "m", "()I").returns(1).done()
.run();
}
}
/*
* testReabstract
*
* interface I {
* default static public int m() { return 1; }
* }
*
* interface J extends I {
* abstract public int m();
* }
*
* class C implements J {}
*
* TEST: I o = new C(); o.m()I throws ICCE
* -mode reflect returns 1
* TEST: J o = new C(); o.m()I throws AME
* TEST: C o = new C(); o.m()I throws AME
*/
public void testReabstract() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
Interface J = b.intf("J").extend(I)
.abstractMethod("m", "()I").build()
.build();
ConcreteClass C = b.clazz("C").implement(J).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(J, C, "m", "()I").throws_(AbstractMethodError.class).done()
.test().callSite(C, C, "m", "()I").throws_(AbstractMethodError.class).done()
.run();
} else {
b.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(J, C, "m", "()I").throws_(AbstractMethodError.class).done()
.test().callSite(C, C, "m", "()I").throws_(AbstractMethodError.class).done()
.run();
}
}
/*
* testOverrideAbstract
*
* interface I {
* abstract public int m();
* }
*
* interface J extends I {
* default static public int m() { return 1; }
* }
*
* class C implements J {}
*
* TEST: I o = new C(); o.m()I throws AME
* TEST: J o = new C(); o.m()I throws ICCE
* -mode reflect returns 1
* TEST: C o = new C(); o.m()I throws AME
*/
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")
.static_().public_().returns(1).build()
.build();
ConcreteClass C = b.clazz("C").implement(J).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(I, C, "m", "()I").throws_(AbstractMethodError.class).done()
.test().callSite(J, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(C, C, "m", "()I").throws_(AbstractMethodError.class).done()
.run();
} else {
b.test().callSite(I, C, "m", "()I").throws_(AbstractMethodError.class).done()
.test().callSite(J, C, "m", "()I").returns(1).done()
.test().callSite(C, C, "m", "()I").throws_(AbstractMethodError.class).done()
.run();
}
}
/*
* testInheritedDefault
*
* interface I {
* default static public int m() { return 1; }
* }
*
* class B implements I {}
*
* class C extends B {}
*
* TEST: I o = new C(); o.m()I throws IncompatibleClassChangeError
* -mode reflect returns 1
* TEST: B o = new C(); o.m()I throws NoSuchMethodError
* TEST: C o = new C(); o.m()I throws NoSuchMethodError
*/
public void testInheritedDefault() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
ConcreteClass B = b.clazz("B").implement(I).build();
ConcreteClass C = b.clazz("C").extend(B).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(I, C, "m","()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(B, C, "m","()I").throws_(NoSuchMethodError.class).done()
.test().callSite(C, C, "m","()I").throws_(NoSuchMethodError.class).done()
.run();
} else {
b.test().callSite(I, C, "m","()I").returns(1).done()
.test().callSite(B, C, "m","()I").throws_(NoSuchMethodError.class).done()
.test().callSite(C, C, "m","()I").throws_(NoSuchMethodError.class).done()
.run();
}
}
/*
* testDefaultVsConcreteInherited
*
* interface I {
* default static public int m() { return 1; }
* }
*
* class B {
* public int m() { return 2; }
* }
*
* class C extends B implements I {}
*
*/
public void testDefaultVsConcreteInherited() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().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();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().staticCallSite(I, "m","()I").returns(1).done()
.test().callSite(I, C, "m","()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(B, C, "m","()I").returns(2).done()
.test().callSite(C, C, "m","()I").returns(2).done()
.run();
} else {
b.test().staticCallSite(I, "m","()I").returns(1).done()
.test().callSite(I, C, "m","()I").returns(1).done()
.test().callSite(B, C, "m","()I").returns(2).done()
.test().callSite(C, C, "m","()I").returns(2).done()
.run();
}
}
/*
* testDefaultVsStaticConflict
*
* interface I {
* default static public int m() { return 1; }
* }
*
* interface J {
* default public int m() { return 2; }
* }
*
* class C implements I, J {}
*
* TEST: I o = new C(); o.m()I throws ICCE
* -mode reflect returns 1
* TEST: J o = new C(); o.m()I == 2
* TEST: C o = new C(); o.m()I == 2
*/
public void testDefaultVsStaticConflict() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.static_().public_().returns(1).build()
.build();
Interface J = b.intf("J")
.defaultMethod("m", "()I").returns(2).build()
.build();
ConcreteClass C = b.clazz("C").implement(I,J).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(I, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(J, C, "m", "()I").returns(2).done()
.test().callSite(C, C, "m", "()I").returns(2).done()
.run();
} else {
b.test().callSite(I, C, "m", "()I").returns(1).done()
.test().callSite(J, C, "m", "()I").returns(2).done()
.test().callSite(C, C, "m", "()I").returns(2).done()
.run();
}
}
/*
* testStaticSuperClassVsDefaultSuperInterface
*
* interface I {
* default public int m() { return 1; }
* }
*
* class A {
* public static int m() { return 2; }
* }
*
* class C extends A implements I {}
*
* TEST: C o = new C(); o.m()I throws ICCE
* -mode reflect returns 2
* TEST: I o = new C(); o.m()I == 1
*/
public void testStaticSuperClassVsDefaultSuperInterface() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.public_().returns(1).build()
.build();
ConcreteClass A = b.clazz("A")
.concreteMethod("m", "()I")
.static_().public_().returns(2).build()
.build();
ConcreteClass C = b.clazz("C").extend(A).implement(I).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(C, C, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(I, C, "m", "()I").returns(1).done()
.run();
} else {
b.test().callSite(C, C, "m", "()I").returns(2).done()
.test().callSite(I, C, "m", "()I").returns(1).done()
.run();
}
}
/*
* testStaticLocalVsDefaultSuperInterface
*
* interface I {
* default public int m() { return 1; }
* }
*
* class A implements I {
* public static int m() { return 2; }
* }
*
* class C extends A implements I {}
*
* TEST: A o = new A(); o.m()I throws ICCE
* -mode reflect returns 2
* TEST: I o = new A(); o.m()I == 1
*/
public void testStaticLocalVsDefaultSuperInterface() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.public_().returns(1).build()
.build();
ConcreteClass A = b.clazz("A").implement(I)
.concreteMethod("m", "()I")
.static_().public_().returns(2).build()
.build();
ConcreteClass C = b.clazz("C").extend(A).implement(I).build();
if (!factory.getExecutionMode().equals("REFLECTION")) {
b.test().callSite(A, A, "m", "()I").throws_(IncompatibleClassChangeError.class).done()
.test().callSite(I, A, "m", "()I").returns(1).done()
.run();
} else {
b.test().callSite(A, A, "m", "()I").returns(2).done()
.test().callSite(I, A, "m", "()I").returns(1).done()
.run();
}
}
/*
* testConflictingDefaultsandStaticMethod
* @bug 8033150
*
* interface I {
* default public int m() { return 1; }
* }
*
* interface J {
* default public int m() { return 2; }
* }
*
* class A implements I, J {
* public static int m() { return 3; }
* }
*
* class C extends A {}
*
* TEST: C.m(); should call A.m, return value = 3
*/
public void testConflictingDefaultsandStaticMethod() {
TestBuilder b = factory.getBuilder();
Interface I = b.intf("I")
.defaultMethod("m", "()I")
.public_().returns(1).build()
.build();
Interface J = b.intf("J")
.defaultMethod("m", "()I")
.public_().returns(2).build()
.build();
ConcreteClass A = b.clazz("A").implement(I,J)
.concreteMethod("m", "()I")
.static_().public_().returns(3).build()
.build();
ConcreteClass C = b.clazz("C").extend(A).build();
b.test().staticCallSite(C, "m", "()I").returns(3).done()
.run();
}
}