OLD | NEW |
(Empty) | |
| 1 // Copyright 2009 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are |
| 4 // met: |
| 5 // |
| 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided |
| 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. |
| 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 |
| 28 // Test unary addition in various contexts. |
| 29 |
| 30 // Test value context. |
| 31 assertEquals(1, +'1'); |
| 32 assertEquals(1, +1); |
| 33 assertEquals(1.12, +1.12); |
| 34 assertEquals(NaN, +undefined); |
| 35 assertEquals(NaN, +{}); |
| 36 |
| 37 // Test effect context. |
| 38 assertEquals(1, eval("+'1'; 1")); |
| 39 assertEquals(1, eval("+1; 1")); |
| 40 assertEquals(1, eval("+1.12; 1")); |
| 41 assertEquals(1, eval("+undefined; 1")); |
| 42 assertEquals(1, eval("+{}; 1")); |
| 43 |
| 44 // Test test context. |
| 45 assertEquals(1, (+'1') ? 1 : 2); |
| 46 assertEquals(1, (+1) ? 1 : 2); |
| 47 assertEquals(1, (+'0') ? 2 : 1); |
| 48 assertEquals(1, (+0) ? 2 : 1); |
| 49 assertEquals(1, (+1.12) ? 1 : 2); |
| 50 assertEquals(1, (+undefined) ? 2 : 1); |
| 51 assertEquals(1, (+{}) ? 2 : 1); |
| 52 |
| 53 // Test value/test context. |
| 54 assertEquals(1, +'1' || 2); |
| 55 assertEquals(1, +1 || 2); |
| 56 assertEquals(1.12, +1.12 || 2); |
| 57 assertEquals(2, +undefined || 2); |
| 58 assertEquals(2, +{} || 2); |
| 59 |
| 60 // Test test/value context. |
| 61 assertEquals(2, +'1' && 2); |
| 62 assertEquals(2, +1 && 2); |
| 63 assertEquals(0, +'0' && 2); |
| 64 assertEquals(0, +0 && 2); |
| 65 assertEquals(2, +1.12 && 2); |
| 66 assertEquals(NaN, +undefined && 2); |
| 67 assertEquals(NaN, +{} && 2); |
OLD | NEW |