Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame^] | 1 | // Copyright 2014 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 | function toSurrogatePair(c) { |
| 6 | return String.fromCharCode(((c - 0x10000) >>> 10) & 0x3FF | 0xD800) + |
| 7 | String.fromCharCode(c & 0x3FF | 0xDC00); |
| 8 | } |
| 9 | |
| 10 | function testIdStart(c, is_id_start) { |
| 11 | var source = "var " + toSurrogatePair(c); |
| 12 | print(source); |
| 13 | if (is_id_start) { |
| 14 | assertDoesNotThrow(source); |
| 15 | } else { |
| 16 | assertThrows(source); |
| 17 | } |
| 18 | } |
| 19 | |
| 20 | function testIdPart(c, is_id_start) { |
| 21 | var source = "var v" + toSurrogatePair(c); |
| 22 | print(source); |
| 23 | if (is_id_start) { |
| 24 | assertDoesNotThrow(source); |
| 25 | } else { |
| 26 | assertThrows(source); |
| 27 | } |
| 28 | } |
| 29 | |
| 30 | [0x10403, 0x1043C, 0x16F9C, 0x10048, 0x1014D].forEach(function(c) { |
| 31 | testIdStart(c, true); |
| 32 | testIdPart(c, true); |
| 33 | }); |
| 34 | |
| 35 | [0x101FD, 0x11002, 0x104A9].forEach(function(c) { |
| 36 | testIdStart(c, false); |
| 37 | testIdPart(c, true); |
| 38 | }); |
| 39 | |
| 40 | [0x10111, 0x1F4A9].forEach(function(c) { |
| 41 | testIdStart(c, false); |
| 42 | testIdPart(c, false); |
| 43 | }); |