Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --allow-natives-syntax |
| 6 | |
| 7 | assertEquals(1, %ToNumber(1)); |
| 8 | assertEquals(1, %_ToNumber(1)); |
| 9 | |
| 10 | assertEquals(.5, %ToNumber(.5)); |
| 11 | assertEquals(.5, %_ToNumber(.5)); |
| 12 | |
| 13 | assertEquals(0, %ToNumber(null)); |
| 14 | assertEquals(0, %_ToNumber(null)); |
| 15 | |
| 16 | assertEquals(1, %ToNumber(true)); |
| 17 | assertEquals(1, %_ToNumber(true)); |
| 18 | |
| 19 | assertEquals(0, %ToNumber(false)); |
| 20 | assertEquals(0, %_ToNumber(false)); |
| 21 | |
| 22 | assertEquals(NaN, %ToNumber(undefined)); |
| 23 | assertEquals(NaN, %_ToNumber(undefined)); |
| 24 | |
| 25 | assertEquals(-1, %ToNumber("-1")); |
| 26 | assertEquals(-1, %_ToNumber("-1")); |
| 27 | assertEquals(123, %ToNumber("123")); |
| 28 | assertEquals(123, %_ToNumber("123")); |
| 29 | assertEquals(NaN, %ToNumber("random text")); |
| 30 | assertEquals(NaN, %_ToNumber("random text")); |
| 31 | |
| 32 | assertThrows(function() { %ToNumber(Symbol.toPrimitive) }, TypeError); |
| 33 | assertThrows(function() { %_ToNumber(Symbol.toPrimitive) }, TypeError); |
| 34 | |
| 35 | var a = { toString: function() { return 54321 }}; |
| 36 | assertEquals(54321, %ToNumber(a)); |
| 37 | assertEquals(54321, %_ToNumber(a)); |
| 38 | |
| 39 | var b = { valueOf: function() { return 42 }}; |
| 40 | assertEquals(42, %ToNumber(b)); |
| 41 | assertEquals(42, %_ToNumber(b)); |
| 42 | |
| 43 | var c = { |
| 44 | toString: function() { return "x"}, |
| 45 | valueOf: function() { return 123 } |
| 46 | }; |
| 47 | assertEquals(123, %ToNumber(c)); |
| 48 | assertEquals(123, %_ToNumber(c)); |
| 49 | |
| 50 | var d = { |
| 51 | [Symbol.toPrimitive]: function(hint) { |
| 52 | assertEquals("number", hint); |
| 53 | return 987654321; |
| 54 | } |
| 55 | }; |
| 56 | assertEquals(987654321, %ToNumber(d)); |
| 57 | assertEquals(987654321, %_ToNumber(d)); |
| 58 | |
| 59 | var e = new Date(0); |
| 60 | assertEquals(0, %ToNumber(e)); |
| 61 | assertEquals(0, %_ToNumber(e)); |