| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-unescape-string |
| es6id: B.2.1.2 |
| description: > |
| Does not transform four-character patterns that are not prefixed with the |
| character "u" |
| info: | |
| [...] |
| 5. Repeat, while k ≠ length, |
| [...] |
| a. Let c be the code unit at index k within string. |
| b. If c is %, then |
| i. If k ≤ length-6 and the code unit at index k+1 within string is u |
| and the four code units at indices k+2, k+3, k+4, and k+5 within |
| string are all hexadecimal digits, then |
| 1. Let c be the code unit whose value is the integer represented |
| by the four hexadecimal digits at indices k+2, k+3, k+4, and |
| k+5 within string. |
| 2. Increase k by 5. |
| [...] |
| ---*/ |
| |
| assert.sameValue(unescape('%U0000'), '%U0000'); |
| assert.sameValue(unescape('%t0000'), '%t0000'); |
| assert.sameValue(unescape('%v0000'), '%v0000'); |
| assert.sameValue(unescape('%%0000'), '%\x0000'); |