| Andrew Top | 61a8495 | 2019-04-30 15:07:33 -0700 | [diff] [blame] | 1 | <!DOCTYPE html> |
| 2 | <title>Encoding API: Invalid UTF-16 surrogates with UTF-8 encoding</title> |
| 3 | <script src="/resources/testharness.js"></script> |
| 4 | <script src="/resources/testharnessreport.js"></script> |
| 5 | <script> |
| 6 | |
| 7 | var badStrings = [ |
| 8 | { |
| 9 | input: 'abc123', |
| 10 | expected: [0x61, 0x62, 0x63, 0x31, 0x32, 0x33], |
| 11 | decoded: 'abc123', |
| 12 | name: 'Sanity check' |
| 13 | }, |
| 14 | { |
| 15 | input: '\uD800', |
| 16 | expected: [0xef, 0xbf, 0xbd], |
| 17 | decoded: '\uFFFD', |
| 18 | name: 'Surrogate half (low)' |
| 19 | }, |
| 20 | { |
| 21 | input: '\uDC00', |
| 22 | expected: [0xef, 0xbf, 0xbd], |
| 23 | decoded: '\uFFFD', |
| 24 | name: 'Surrogate half (high)' |
| 25 | }, |
| 26 | { |
| 27 | input: 'abc\uD800123', |
| 28 | expected: [0x61, 0x62, 0x63, 0xef, 0xbf, 0xbd, 0x31, 0x32, 0x33], |
| 29 | decoded: 'abc\uFFFD123', |
| 30 | name: 'Surrogate half (low), in a string' |
| 31 | }, |
| 32 | { |
| 33 | input: 'abc\uDC00123', |
| 34 | expected: [0x61, 0x62, 0x63, 0xef, 0xbf, 0xbd, 0x31, 0x32, 0x33], |
| 35 | decoded: 'abc\uFFFD123', |
| 36 | name: 'Surrogate half (high), in a string' |
| 37 | }, |
| 38 | { |
| 39 | input: '\uDC00\uD800', |
| 40 | expected: [0xef, 0xbf, 0xbd, 0xef, 0xbf, 0xbd], |
| 41 | decoded: '\uFFFD\uFFFD', |
| 42 | name: 'Wrong order' |
| 43 | } |
| 44 | ]; |
| 45 | |
| 46 | badStrings.forEach(function(t) { |
| 47 | test(function() { |
| 48 | var encoded = new TextEncoder('utf-8').encode(t.input); |
| 49 | assert_array_equals([].slice.call(encoded), t.expected); |
| 50 | assert_equals(new TextDecoder('utf-8').decode(encoded), t.decoded); |
| 51 | }, 'Invalid surrogates encoded into UTF-8: ' + t.name); |
| 52 | }); |
| 53 | |
| 54 | </script> |
