John Messerly
45 lines
1.0 KiB
Dart
45 lines
1.0 KiB
Dart
// Copyright (c) 2013, 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.
|
|
|
|
// Test the use of type arguments on const map literals using general expression
|
|
// as keys.
|
|
|
|
library map_literal8_test;
|
|
|
|
import "package:expect/expect.dart";
|
|
|
|
class A {
|
|
const A();
|
|
}
|
|
class B extends A {
|
|
final a;
|
|
const B(this.a);
|
|
}
|
|
|
|
void main() {
|
|
var m1 = const {
|
|
const A(): 0,
|
|
const B(0): 1,
|
|
const B(1): 2,
|
|
const B(const A()): 3,
|
|
const B(0): 4,
|
|
};
|
|
Expect.isTrue(m1 is Map);
|
|
Expect.isTrue(m1 is Map<A,int>);
|
|
Expect.isTrue(m1 is Map<int, dynamic>);
|
|
Expect.isTrue(m1 is Map<dynamic, A>);
|
|
|
|
var m2 = const <A, int>{
|
|
const A(): 0,
|
|
const B(0): 1,
|
|
const B(1): 2,
|
|
const B(const A()): 3,
|
|
const B(0): 4,
|
|
};
|
|
Expect.isTrue(m2 is Map);
|
|
Expect.isTrue(m2 is Map<A, int>);
|
|
Expect.isFalse(m2 is Map<int, dynamic>);
|
|
Expect.isFalse(m2 is Map<dynamic, A>);
|
|
}
|