| // Copyright (c) 2012, 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 |
| |
| import "package:expect/expect.dart"; |
| |
| // Tests basic classes and methods. |
| class ClassTest { |
| ClassTest() {} |
| |
| static testMain() { |
| var test = new ClassTest(); |
| test.testSuperCalls(); |
| test.testVirtualCalls(); |
| test.testStaticCalls(); |
| test.testInheritedField(); |
| test.testMemberRefInClosure(); |
| test.testFactory(); |
| test.testNamedConstructors(); |
| test.testDefaultImplementation(); |
| test.testFunctionParameter((int a) { |
| return a; |
| }); |
| } |
| |
| testFunctionParameter(int func(int a)) { |
| Expect.equals(1, func(1)); |
| } |
| |
| testSuperCalls() { |
| var sub = new Sub(); |
| Expect.equals(43, sub.methodX()); |
| Expect.equals(84, sub.methodK()); |
| } |
| |
| testVirtualCalls() { |
| var sub = new Sub(); |
| Expect.equals(41, sub.method2()); |
| Expect.equals(41, sub.method3()); |
| } |
| |
| testStaticCalls() { |
| var sub = new Sub(); |
| Expect.equals(-42, Sub.method4()); |
| Expect.equals(-41, sub.method5()); |
| } |
| |
| testInheritedField() { |
| var sub = new Sub(); |
| Expect.equals(42, sub.method6()); |
| } |
| |
| testMemberRefInClosure() { |
| var sub = new Sub(); |
| Expect.equals(1, sub.closureRef()); |
| Expect.equals(2, sub.closureRef()); |
| // Make sure it is actually on the object, not the global 'this'. |
| sub = new Sub(); |
| Expect.equals(1, sub.closureRef()); |
| Expect.equals(2, sub.closureRef()); |
| } |
| |
| testFactory() { |
| var sup = new Sup.named(); |
| Expect.equals(43, sup.methodX()); |
| Expect.equals(84, sup.methodK()); |
| } |
| |
| testNamedConstructors() { |
| var sup = new Sup.fromInt(4); |
| Expect.equals(4, sup.methodX()); |
| Expect.equals(0, sup.methodK()); |
| } |
| |
| testDefaultImplementation() { |
| var x = new Inter(4); |
| Expect.equals(4, x.methodX()); |
| Expect.equals(8, x.methodK()); |
| |
| x = new Inter.fromInt(4); |
| Expect.equals(4, x.methodX()); |
| Expect.equals(0, x.methodK()); |
| |
| x = new Inter.named(); |
| Expect.equals(43, x.methodX()); |
| Expect.equals(84, x.methodK()); |
| |
| x = new Inter.factory(); |
| Expect.equals(43, x.methodX()); |
| Expect.equals(84, x.methodK()); |
| } |
| } |
| |
| abstract class Inter { |
| factory Inter.named() = Sup.named; |
| factory Inter.fromInt(int x) = Sup.fromInt; |
| factory Inter(int x) = Sup; |
| factory Inter.factory() = Sup.factory; |
| int methodX(); |
| int methodK(); |
| int x_; |
| } |
| |
| class Sup implements Inter { |
| int x_; |
| int k_; |
| |
| factory Sup.named() { |
| return new Sub(); |
| } |
| |
| factory Sup.factory() { |
| return new Sub(); |
| } |
| |
| Sup.fromInt(int x) { |
| x_ = x; |
| k_ = 0; |
| } |
| |
| int methodX() { |
| return x_; |
| } |
| |
| int methodK() { |
| return k_; |
| } |
| |
| Sup(int x) : this.x_ = x { |
| k_ = x * 2; |
| } |
| |
| int method2() { |
| return x_ - 1; |
| } |
| } |
| |
| class Sub extends Sup { |
| int y_; |
| |
| // Override |
| int methodX() { |
| return super.methodX() + 1; |
| } |
| |
| int method3() { |
| return method2(); |
| } |
| |
| static int method4() { |
| return -42; |
| } |
| |
| int method5() { |
| return method4() + 1; |
| } |
| |
| int method6() { |
| return x_ + y_; |
| } |
| |
| int closureRef() { |
| var f = () { |
| y_ += 1; |
| return y_; |
| }; |
| return f(); |
| } |
| |
| Sub() : super(42) { |
| y_ = 0; |
| } |
| } |
| |
| main() { |
| ClassTest.testMain(); |
| } |