| // 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. |
| |
| import "native_testing.dart"; |
| |
| foreign1(var a, var b) { |
| return JS("num", r"# + #", a, b); |
| } |
| |
| var called = false; |
| callOnce() { |
| Expect.isFalse(called); |
| called = true; |
| return 499; |
| } |
| |
| foreign2() { |
| var t = callOnce(); |
| return JS("num", r"# + #", t, t); |
| } |
| |
| foreign11(a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11) { |
| return JS("num|String", r"# + # + # + # + # + # + # + # + # + # + #", a1, a2, |
| a3, a4, a5, a6, a7, a8, a9, a10, a11); |
| } |
| |
| void main() { |
| Expect.equals(9, foreign1(4, 5)); |
| Expect.equals(998, foreign2()); |
| Expect.equals('1234567891011', |
| foreign11('1', '2', '3', '4', '5', '6', '7', '8', '9', '10', '11')); |
| // Ensure there will be isNaN and NaN variable names. |
| var isNaN = called ? 42 : 44; |
| var NaN = called ? 52 : 54; |
| Expect.isFalse(JS('bool', 'isNaN(#)', isNaN)); |
| Expect.isFalse(JS('bool', 'isNaN(#)', NaN)); |
| Expect.isTrue(JS('bool', 'isNaN(#)', double.nan)); |
| } |