Robert Nystrom
f205141a42
Change-Id: Ib798b9573ee8ec924f87104684934785fadc8189 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141702 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Leaf Petersen <leafp@google.com> Reviewed-by: Erik Ernst <eernst@google.com> Reviewed-by: Nicholas Shahan <nshahan@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com>
46 lines
1.1 KiB
Dart
46 lines
1.1 KiB
Dart
// Copyright (c) 2014, 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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// Test that function literals are parsed correctly in initializers.
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class A {
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final x;
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static foo(f) => f();
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A.parenthesized(y) : x = (() => y);
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A.stringLiteral(y) : x = "**${() => y}--";
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A.listLiteral(y) : x = [() => y];
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A.mapLiteral(y) : x = {"fun": () => y};
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A.arg(y) : x = foo(() => y);
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}
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main() {
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var a, f;
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a = new A.parenthesized(499);
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f = a.x;
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Expect.isTrue(f is Function);
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Expect.equals(499, f());
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// The toString of closures is not specified. Just make sure that there is no
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// crash.
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a = new A.stringLiteral(42);
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Expect.isTrue(a.x.startsWith("**"));
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Expect.isTrue(a.x.endsWith("--"));
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a = new A.listLiteral(99);
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f = a.x[0];
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Expect.isTrue(f is Function);
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Expect.equals(99, f());
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a = new A.mapLiteral(314);
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f = a.x["fun"];
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Expect.isTrue(f is Function);
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Expect.equals(314, f());
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a = new A.arg(123);
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Expect.equals(123, a.x);
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}
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