Index: tests/language/const_locals_test.dart |
=================================================================== |
--- tests/language/const_locals_test.dart (revision 0) |
+++ tests/language/const_locals_test.dart (revision 0) |
@@ -0,0 +1,32 @@ |
+// 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. |
+ |
+// Test of compile time constant local variables. |
+ |
+const N = 8; |
+ |
+class ConstFoo { |
+ final x; |
+ const ConstFoo(this.x); |
+} |
+ |
+main() { |
+ const MIN = 2 - 1; |
+ const MAX = N * 2; |
+ const MASK = (1 << (MAX - MIN + 1)) - 1; // 65535. |
+ Expect.equals(1, MIN); |
+ Expect.equals(16, MAX); |
+ Expect.equals(65535, MASK); |
+ const s = 'MIN = $MIN MAX = $MAX MASK = $MASK'; |
+ Expect.isTrue(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(cf2 === cf3); |
+ Expect.isFalse(cf2 === cf1); |
+} |
+ |
+ |
+ |