blob: bf52d67b97c1940e1160a3c911af1fc521f9914d [file] [log] [blame]
// Copyright (c) 2012, 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.
import "package:expect/expect.dart";
// Test of compile time constant local variables in outer function levels.
const N = 8;
class ConstFoo {
final x;
const ConstFoo(this.x);
}
getClosure() {
const MIN = 2 - 1;
const MAX = N * 2;
const MASK = (1 << (MAX - MIN + 1)) - 1; // 65535.
void foo() {
Expect.equals(1, MIN);
Expect.equals(16, MAX);
Expect.equals(65535, MASK);
// Refer to compile time constant local variables in outer scope.
const s = 'MIN = $MIN MAX = $MAX MASK = $MASK';
Expect.isTrue(identical(s, 'MIN = $MIN MAX = $MAX MASK = $MASK'));
Expect.equals("MIN = 1 MAX = 16 MASK = 65535", s);
var cf1 = const ConstFoo(MASK);
var cf2 = const ConstFoo(s);
var cf3 = const ConstFoo('MIN = $MIN MAX = $MAX MASK = $MASK');
Expect.isTrue(identical(cf2, cf3));
Expect.isFalse(identical(cf2, cf1));
}
return foo;
}
main() {
var f = getClosure();
f();
}