Anne van Kesteren
47a27e9af8
Automatic update from web-platform-tests Remove ShadowRealm test coverage This intentionally does not make infrastructure or documentation changes, but without implementer support all the ShadowRealm tests add significant noise. Once there is implementer support this can be reverted. -- wpt-commits: e4a4672e9e607fc2b28e7173b83ce4e38ef53071 wpt-pr: 59794
54 lines
2.0 KiB
JavaScript
54 lines
2.0 KiB
JavaScript
// META: global=window,dedicatedworker
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// META: title=Encoding API: Basics
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test(function() {
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assert_equals((new TextEncoder).encoding, 'utf-8', 'default encoding is utf-8');
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assert_equals((new TextDecoder).encoding, 'utf-8', 'default encoding is utf-8');
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}, 'Default encodings');
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test(function() {
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assert_array_equals(new TextEncoder().encode(), [], 'input default should be empty string')
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assert_array_equals(new TextEncoder().encode(undefined), [], 'input default should be empty string')
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}, 'Default inputs');
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function testDecodeSample(encoding, string, bytes) {
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test(function() {
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assert_equals(new TextDecoder(encoding).decode(new Uint8Array(bytes)), string);
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assert_equals(new TextDecoder(encoding).decode(new Uint8Array(bytes).buffer), string);
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}, 'Decode sample: ' + encoding);
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}
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// z (ASCII U+007A), cent (Latin-1 U+00A2), CJK water (BMP U+6C34),
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// G-Clef (non-BMP U+1D11E), PUA (BMP U+F8FF), PUA (non-BMP U+10FFFD)
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// byte-swapped BOM (non-character U+FFFE)
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var sample = 'z\xA2\u6C34\uD834\uDD1E\uF8FF\uDBFF\uDFFD\uFFFE';
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test(function() {
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var encoding = 'utf-8';
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var string = sample;
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var bytes = [0x7A, 0xC2, 0xA2, 0xE6, 0xB0, 0xB4, 0xF0, 0x9D, 0x84, 0x9E, 0xEF, 0xA3, 0xBF, 0xF4, 0x8F, 0xBF, 0xBD, 0xEF, 0xBF, 0xBE];
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var encoded = new TextEncoder().encode(string);
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assert_array_equals([].slice.call(encoded), bytes);
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assert_equals(new TextDecoder(encoding).decode(new Uint8Array(bytes)), string);
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assert_equals(new TextDecoder(encoding).decode(new Uint8Array(bytes).buffer), string);
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}, 'Encode/decode round trip: utf-8');
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testDecodeSample(
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'utf-16le',
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sample,
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[0x7A, 0x00, 0xA2, 0x00, 0x34, 0x6C, 0x34, 0xD8, 0x1E, 0xDD, 0xFF, 0xF8, 0xFF, 0xDB, 0xFD, 0xDF, 0xFE, 0xFF]
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);
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testDecodeSample(
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'utf-16be',
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sample,
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[0x00, 0x7A, 0x00, 0xA2, 0x6C, 0x34, 0xD8, 0x34, 0xDD, 0x1E, 0xF8, 0xFF, 0xDB, 0xFF, 0xDF, 0xFD, 0xFF, 0xFE]
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);
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testDecodeSample(
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'utf-16',
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sample,
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[0x7A, 0x00, 0xA2, 0x00, 0x34, 0x6C, 0x34, 0xD8, 0x1E, 0xDD, 0xFF, 0xF8, 0xFF, 0xDB, 0xFD, 0xDF, 0xFE, 0xFF]
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);
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