forked from mirrors/gecko-dev
a97cd0a050
Automatic update from web-platform-tests Enable shadowrealm testing for encoding api Starting with tests that don't have additional dependencies. -- wpt-commits: 7c9f8674d9809731e8919073d957d6233f6e0544 wpt-pr: 41968
46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
// META: global=window,dedicatedworker,shadowrealm
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// META: title=Encoding API: UTF-16 surrogate handling
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var bad = [
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{
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encoding: 'utf-16le',
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input: [0x00, 0xd8],
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expected: '\uFFFD',
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name: 'lone surrogate lead'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xdc],
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expected: '\uFFFD',
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name: 'lone surrogate trail'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xd8, 0x00, 0x00],
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expected: '\uFFFD\u0000',
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name: 'unmatched surrogate lead'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xdc, 0x00, 0x00],
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expected: '\uFFFD\u0000',
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name: 'unmatched surrogate trail'
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},
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{
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encoding: 'utf-16le',
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input: [0x00, 0xdc, 0x00, 0xd8],
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expected: '\uFFFD\uFFFD',
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name: 'swapped surrogate pair'
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}
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];
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bad.forEach(function(t) {
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test(function() {
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assert_equals(new TextDecoder(t.encoding).decode(new Uint8Array(t.input)), t.expected);
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}, t.encoding + ' - ' + t.name);
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test(function() {
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assert_throws_js(TypeError, function() {
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new TextDecoder(t.encoding, {fatal: true}).decode(new Uint8Array(t.input))
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});
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}, t.encoding + ' - ' + t.name + ' (fatal flag set)');
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});
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