dart-sdk/tests/lib/mirrors/constructor_optional_args_test.dart
Ryan Macnak 00b2e580a3 [test] Fork mirrors tests.
Bug: https://github.com/dart-lang/sdk/issues/40045
Change-Id: I597259b38684de87016f1e136723d24f4ac05420
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/132440
Reviewed-by: Ben Konyi <bkonyi@google.com>
Commit-Queue: Ryan Macnak <rmacnak@google.com>
2020-01-22 18:46:23 +00:00

62 lines
1.8 KiB
Dart

// Copyright (c) 2016, 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.
library test.constructor_test;
import 'dart:mirrors';
import 'package:expect/expect.dart';
class A {
factory A([x, y]) = B;
factory A.more([x, y]) = B.more;
factory A.oneMore(x, [y]) = B.more;
}
class B implements A {
final _x, _y, _z;
B([x = 'x', y = 'y'])
: _x = x,
_y = y,
_z = null;
B.more([x = 'x', y = 'y', z = 'z'])
: _x = x,
_y = y,
_z = z;
toString() => 'B(x=$_x, y=$_y, z=$_z)';
}
main() {
var d1 = new A(1);
Expect.equals('B(x=1, y=y, z=null)', '$d1', 'direct 1');
var d2 = new A.more(1);
Expect.equals('B(x=1, y=y, z=z)', '$d2', 'direct 2');
ClassMirror cm = reflectClass(A);
var v1 = cm.newInstance(Symbol.empty, []).reflectee;
var v2 = cm.newInstance(Symbol.empty, [1]).reflectee;
var v3 = cm.newInstance(Symbol.empty, [2, 3]).reflectee;
Expect.equals('B(x=x, y=y, z=null)', '$v1', 'unnamed 1');
Expect.equals('B(x=1, y=y, z=null)', '$v2', 'unnamed 2');
Expect.equals('B(x=2, y=3, z=null)', '$v3', 'unnamed 3');
var m1 = cm.newInstance(const Symbol('more'), []).reflectee;
var m2 = cm.newInstance(const Symbol('more'), [1]).reflectee;
var m3 = cm.newInstance(const Symbol('more'), [2, 3]).reflectee;
Expect.equals('B(x=x, y=y, z=z)', '$m1', 'more 1');
Expect.equals('B(x=1, y=y, z=z)', '$m2', 'more 2');
Expect.equals('B(x=2, y=3, z=z)', '$m3', 'more 3');
var o1 = cm.newInstance(const Symbol('oneMore'), [1]).reflectee;
var o2 = cm.newInstance(const Symbol('oneMore'), [2, 3]).reflectee;
Expect.equals('B(x=1, y=y, z=z)', '$o1', 'oneMore one arg');
Expect.equals('B(x=2, y=3, z=z)', '$o2', 'oneMore two args');
}