| // Copyright (c) 2011, 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. |
|
|
| /**
|
| * @assertion A constant expression is an expression whose value can never
|
| * change, and that can be evaluated entirely at compile time.
|
| * A constant expression is one of the following:
|
| * . . .
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| * • A literal string where any interpolated expression is a compile-time
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| * constant that evaluates to a numeric, string or boolean value or to null.
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| * @description Checks that a string literal that involves string interpolation,
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| * that evaluates to a bool value and is a constant expression can be assigned
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| * to a constant variable.
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| * @author msyabro
|
| */
|
|
|
| import "../../../Utils/expect.dart";
|
|
|
| const i1 = "${1 is int}";
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| const i2 = "${1 is String}";
|
|
|
| main() {
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| Expect.equals("true", i1);
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| Expect.equals("false", i2);
|
| }
|