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415cab79d3
Change-Id: Ibe4be604f5002c125aba64c051793b750f31638a Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/147819 Commit-Queue: Bob Nystrom <rnystrom@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Erik Ernst <eernst@google.com>
151 lines
2.3 KiB
Dart
151 lines
2.3 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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class GettersSettersTest {
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static int foo = -1;
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static testMain() {
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A a = new A();
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a.x = 2;
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Expect.equals(2, a.x);
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Expect.equals(2, a.x_);
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// Test inheritance.
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a = new B();
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a.x = 4;
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Expect.equals(4, a.x);
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Expect.equals(4, a.x_);
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// Test overriding.
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C c = new C();
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c.x = 8;
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Expect.equals(8, c.x);
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Expect.equals(0, c.x_);
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Expect.equals(8, c.y_);
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// Test keyed getters and setters.
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a.x_ = 0;
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Expect.equals(2, a[2]);
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a[2] = 4;
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Expect.equals(6, a[0]);
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// Test assignment operators.
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a.x_ = 0;
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a[2] += 8;
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Expect.equals(12, a[0]);
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// Test calling a function that internally uses getters.
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Expect.equals(true, a.isXPositive());
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// Test static fields.
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foo = 42;
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Expect.equals(42, foo);
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A.foo = 43;
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Expect.equals(43, A.foo);
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new D().test();
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OverrideField of = new OverrideField();
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Expect.equals(27, of.getX_());
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ReferenceField rf = new ReferenceField();
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rf.x_ = 1;
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Expect.equals(1, rf.getIt());
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rf.setIt(2);
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Expect.equals(2, rf.x_);
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}
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}
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class A {
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int x_ = -1;
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static int foo = -1;
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static get bar {
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return foo;
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}
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static set bar(newValue) {
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foo = newValue;
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}
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int get x {
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return x_;
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}
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void set x(int value) {
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x_ = value;
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}
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bool isXPositive() {
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return x > 0;
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}
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int operator [](int index) {
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return x_ + index;
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}
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void operator []=(int index, int value) {
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x_ = index + value;
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}
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int getX_() {
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return x_;
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}
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}
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class B extends A {}
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class C extends A {
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int y_ = -1;
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C() : super() {
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this.x_ = 0;
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}
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int get x {
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return y_;
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}
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void set x(int value) {
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y_ = value;
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}
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}
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class D extends A {
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var x2_;
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set x(new_x) {
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x2_ = new_x;
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}
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test() {
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x = 87;
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Expect.equals(87, x2_);
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x = 42;
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Expect.equals(42, x2_);
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}
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}
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class OverrideField extends A {
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int get x_ {
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return 27;
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}
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}
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class ReferenceField extends A {
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setIt(a) {
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super.x_ = a;
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}
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int getIt() {
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return super.x_;
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}
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}
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main() {
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GettersSettersTest.testMain();
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}
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