Robert Nystrom
d6ef495a9a
Change-Id: I9f922f8a4106f993c63b55ebbe3c54ea999cbbd4 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/426287 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Lasse Nielsen <lrn@google.com> Commit-Queue: Lasse Nielsen <lrn@google.com>
57 lines
1.8 KiB
Dart
57 lines
1.8 KiB
Dart
// Copyright (c) 2016, 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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library test.constructor_test;
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import 'dart:mirrors';
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import 'package:expect/expect.dart';
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class A {
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factory A([x, y]) = B;
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factory A.more([x, y]) = B.more;
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factory A.oneMore(x, [y]) = B.more;
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}
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class B implements A {
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final _x, _y, _z;
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B([x = 'x', y = 'y']) : _x = x, _y = y, _z = null;
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B.more([x = 'x', y = 'y', z = 'z']) : _x = x, _y = y, _z = z;
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toString() => 'B(x=$_x, y=$_y, z=$_z)';
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}
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main() {
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var d1 = new A(1);
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Expect.equals('B(x=1, y=y, z=null)', '$d1', 'direct 1');
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var d2 = new A.more(1);
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Expect.equals('B(x=1, y=y, z=z)', '$d2', 'direct 2');
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ClassMirror cm = reflectClass(A);
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var v1 = cm.newInstance(Symbol.empty, []).reflectee;
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var v2 = cm.newInstance(Symbol.empty, [1]).reflectee;
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var v3 = cm.newInstance(Symbol.empty, [2, 3]).reflectee;
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Expect.equals('B(x=x, y=y, z=null)', '$v1', 'unnamed 1');
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Expect.equals('B(x=1, y=y, z=null)', '$v2', 'unnamed 2');
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Expect.equals('B(x=2, y=3, z=null)', '$v3', 'unnamed 3');
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var m1 = cm.newInstance(const Symbol('more'), []).reflectee;
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var m2 = cm.newInstance(const Symbol('more'), [1]).reflectee;
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var m3 = cm.newInstance(const Symbol('more'), [2, 3]).reflectee;
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Expect.equals('B(x=x, y=y, z=z)', '$m1', 'more 1');
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Expect.equals('B(x=1, y=y, z=z)', '$m2', 'more 2');
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Expect.equals('B(x=2, y=3, z=z)', '$m3', 'more 3');
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var o1 = cm.newInstance(const Symbol('oneMore'), [1]).reflectee;
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var o2 = cm.newInstance(const Symbol('oneMore'), [2, 3]).reflectee;
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Expect.equals('B(x=1, y=y, z=z)', '$o1', 'oneMore one arg');
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Expect.equals('B(x=2, y=3, z=z)', '$o2', 'oneMore two args');
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}
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