| // Copyright (c) 2015, 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. |
| |
| // Check that exception messages for truncating operations contains the |
| // operands. |
| |
| import 'package:expect/expect.dart'; |
| |
| @NoInline() @AssumeDynamic() |
| confuse(x) => x; |
| |
| void find1(expected, thunk) { |
| if (thunk == null) return; |
| var returned, exceptionText; |
| try { |
| returned = thunk(); |
| } catch (e) { |
| exceptionText = '$e'; |
| } |
| if (exceptionText == null) { |
| Expect.fail( |
| 'Expected exception containing "$expected", returned: $returned'); |
| } |
| Expect.isTrue( |
| exceptionText.contains(expected), |
| 'Expected "$expected" in "$exceptionText"'); |
| } |
| |
| void find(expected, [thunk1, thunk2, thunk3, thunk4]) { |
| find1(expected, thunk1); |
| find1(expected, thunk2); |
| find1(expected, thunk3); |
| find1(expected, thunk4); |
| } |
| |
| main() { |
| |
| var NaN = double.NAN; |
| var Infinity = double.INFINITY; |
| |
| find(' Infinity: 123 ~/ 0', |
| () => confuse(123) ~/ confuse(0), |
| () => confuse(123) ~/ 0, |
| () => 123 ~/ confuse(0), |
| () => 123 ~/ 0); |
| |
| find('-Infinity: 123 ~/ -0.0', |
| () => confuse(123) ~/ confuse(-0.0), |
| () => confuse(123) ~/ -0.0, |
| () => 123 ~/ confuse(-0.0), |
| () => 123 ~/ -0.0); |
| |
| find(' NaN: NaN ~/ 123', |
| () => confuse(NaN) ~/ confuse(123), |
| () => confuse(NaN) ~/ 123, |
| () => NaN ~/ confuse(123), |
| () => NaN ~/ 123); |
| |
| find(' Infinity: 1e+200 ~/ 1e-200', |
| () => confuse(1e200) ~/ confuse(1e-200), |
| () => confuse(1e200) ~/ 1e-200, |
| () => 1e200 ~/ confuse(1e-200), |
| () => 1e200 ~/ 1e-200); |
| |
| find('NaN.toInt()', |
| () => confuse(NaN).toInt(), |
| () => NaN.toInt()); |
| find(' Infinity.toInt()', |
| () => confuse(Infinity).toInt(), |
| () => Infinity.toInt()); |
| find('-Infinity.toInt()', |
| () => confuse(-Infinity).toInt(), |
| () => (-Infinity).toInt()); |
| |
| find('NaN.ceil()', |
| () => confuse(NaN).ceil(), |
| () => NaN.ceil()); |
| find(' Infinity.ceil()', |
| () => confuse(Infinity).ceil(), |
| () => Infinity.ceil()); |
| find('-Infinity.ceil()', |
| () => confuse(-Infinity).ceil(), |
| () => (-Infinity).ceil()); |
| |
| find('NaN.floor()', |
| () => confuse(NaN).floor(), |
| () => NaN.floor()); |
| find(' Infinity.floor()', |
| () => confuse(Infinity).floor(), |
| () => Infinity.floor()); |
| find('-Infinity.floor()', |
| () => confuse(-Infinity).floor(), |
| () => (-Infinity).floor()); |
| |
| find('NaN.round()', |
| () => confuse(NaN).round(), |
| () => NaN.round()); |
| find(' Infinity.round()', |
| () => confuse(Infinity).round(), |
| () => Infinity.round()); |
| find('-Infinity.round()', |
| () => confuse(-Infinity).round(), |
| () => (-Infinity).round()); |
| |
| // `truncate()` is the same as `toInt()`. |
| // We could change the runtime so that `truncate` is reported. |
| find('NaN.toInt()', |
| () => confuse(NaN).truncate(), |
| () => NaN.truncate()); |
| find(' Infinity.toInt()', |
| () => confuse(Infinity).truncate(), |
| () => Infinity.truncate()); |
| find('-Infinity.toInt()', |
| () => confuse(-Infinity).truncate(), |
| () => (-Infinity).truncate()); |
| |
| } |
| |