blob: 529ba51cd99561440971654847ac0e8440e2e160 [file] [log] [blame]
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// @dart = 2.9
library test.abstract_class_test;
import 'dart:mirrors';
import 'package:expect/expect.dart';
void main() {
testSimple();
testFunctionType();
testFakeFunction();
testGeneric();
testAnonMixinApplication();
testNamedMixinApplication();
}
abstract class Foo {
foo();
}
class Bar extends Foo {
foo() {}
}
testSimple() {
Expect.isTrue(reflectClass(Foo).isAbstract);
Expect.isFalse(reflectClass(Bar).isAbstract);
Expect.isTrue(reflect(new Bar()).type.superclass.isAbstract);
Expect.isFalse(reflect(new Bar()).type.isAbstract);
}
void baz() {}
testFunctionType() {
Expect.isFalse(reflect(baz).type.isAbstract);
}
abstract class FunctionFoo implements Function {
call();
}
class FunctionBar extends FunctionFoo {
call() {}
}
testFakeFunction() {
Expect.isTrue(reflectClass(FunctionFoo).isAbstract);
Expect.isFalse(reflectClass(FunctionBar).isAbstract);
Expect.isTrue(reflect(new FunctionBar()).type.superclass.isAbstract);
Expect.isFalse(reflect(new FunctionBar()).type.isAbstract);
}
abstract class GenericFoo<T> {
T genericFoo();
}
class GenericBar<T> extends GenericFoo<T> {
T genericFoo() {}
}
testGeneric() {
// Unbound.
Expect.isTrue(reflectClass(GenericFoo).isAbstract);
Expect.isFalse(reflectClass(GenericBar).isAbstract);
// Bound.
Expect.isTrue(reflect(new GenericBar<int>()).type.superclass.isAbstract);
Expect.isFalse(reflect(new GenericBar<int>()).type.isAbstract);
}
class S {}
abstract class M {
mixinFoo();
}
abstract class MA extends S with M {}
class SubMA extends MA {
mixinFoo() {}
}
class ConcreteMA extends S with M {
mixinFoo() {}
}
class M2 {
mixin2Foo() {}
}
abstract class MA2 extends S with M2 {
mixinBar();
}
class SubMA2 extends MA2 {
mixinBar() {}
}
class ConcreteMA2 extends S with M2 {
mixin2Foo() {}
}
testAnonMixinApplication() {
// Application is abstract.
{
// Mixin is abstract.
Expect.isFalse(reflectClass(SubMA).isAbstract);
Expect.isTrue(reflectClass(SubMA).superclass.isAbstract);
Expect.isTrue(reflectClass(SubMA).superclass.superclass.isAbstract);
Expect.isTrue(reflectClass(MA).isAbstract);
Expect.isTrue(reflectClass(MA).superclass.isAbstract);
// Mixin is concrete.
Expect.isFalse(reflectClass(SubMA2).isAbstract);
Expect.isTrue(reflectClass(SubMA2).superclass.isAbstract);
Expect.isTrue(reflectClass(SubMA2).superclass.superclass.isAbstract);
Expect.isTrue(reflectClass(MA2).isAbstract);
Expect.isTrue(reflectClass(MA2).superclass.isAbstract);
}
// Application is concrete.
{
// Mixin is abstract.
Expect.isFalse(reflectClass(ConcreteMA).isAbstract);
Expect.isTrue(reflectClass(ConcreteMA).superclass.isAbstract);
Expect.isFalse(reflectClass(ConcreteMA).superclass.superclass.isAbstract);
// Mixin is concrete.
Expect.isFalse(reflectClass(ConcreteMA2).isAbstract);
Expect.isTrue(reflectClass(ConcreteMA2).superclass.isAbstract);
Expect.isFalse(reflectClass(ConcreteMA2).superclass.superclass.isAbstract);
}
}
abstract class NamedMA = S with M;
class SubNamedMA extends NamedMA {
mixinFoo() {}
}
abstract class NamedMA2 = S with M2;
class SubNamedMA2 extends NamedMA2 {
mixinFoo() {}
}
class ConcreteNamedMA2 = S with M2;
testNamedMixinApplication() {
// Application is abstract.
{
// Mixin is abstract.
Expect.isFalse(reflectClass(SubNamedMA).isAbstract);
Expect.isTrue(reflectClass(SubNamedMA).superclass.isAbstract);
Expect.isFalse(reflectClass(SubNamedMA).superclass.superclass.isAbstract);
Expect.isTrue(reflectClass(NamedMA).isAbstract);
Expect.isFalse(reflectClass(NamedMA).superclass.isAbstract);
// Mixin is concrete.
Expect.isFalse(reflectClass(SubNamedMA2).isAbstract);
Expect.isTrue(reflectClass(SubNamedMA2).superclass.isAbstract);
Expect.isFalse(reflectClass(SubNamedMA2).superclass.superclass.isAbstract);
Expect.isTrue(reflectClass(NamedMA2).isAbstract);
Expect.isFalse(reflectClass(NamedMA2).superclass.isAbstract);
}
// Application is concrete.
{
// Mixin is concrete.
Expect.isFalse(reflectClass(ConcreteNamedMA2).isAbstract);
Expect.isFalse(reflectClass(ConcreteNamedMA2).superclass.isAbstract);
}
}