From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:22:09 +0200 Subject: Adding upstream version 110.0.1. Signed-off-by: Daniel Baumann --- .../tests/encoding/textdecoder-fatal.any.js | 80 ++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 testing/web-platform/tests/encoding/textdecoder-fatal.any.js (limited to 'testing/web-platform/tests/encoding/textdecoder-fatal.any.js') diff --git a/testing/web-platform/tests/encoding/textdecoder-fatal.any.js b/testing/web-platform/tests/encoding/textdecoder-fatal.any.js new file mode 100644 index 0000000000..f9ccb2dfa7 --- /dev/null +++ b/testing/web-platform/tests/encoding/textdecoder-fatal.any.js @@ -0,0 +1,80 @@ +// META: title=Encoding API: Fatal flag + +var bad = [ + { encoding: 'utf-8', input: [0xFF], name: 'invalid code' }, + { encoding: 'utf-8', input: [0xC0], name: 'ends early' }, + { encoding: 'utf-8', input: [0xE0], name: 'ends early 2' }, + { encoding: 'utf-8', input: [0xC0, 0x00], name: 'invalid trail' }, + { encoding: 'utf-8', input: [0xC0, 0xC0], name: 'invalid trail 2' }, + { encoding: 'utf-8', input: [0xE0, 0x00], name: 'invalid trail 3' }, + { encoding: 'utf-8', input: [0xE0, 0xC0], name: 'invalid trail 4' }, + { encoding: 'utf-8', input: [0xE0, 0x80, 0x00], name: 'invalid trail 5' }, + { encoding: 'utf-8', input: [0xE0, 0x80, 0xC0], name: 'invalid trail 6' }, + { encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x80, 0x80], name: '> 0x10FFFF' }, + { encoding: 'utf-8', input: [0xFE, 0x80, 0x80, 0x80, 0x80, 0x80], name: 'obsolete lead byte' }, + + // Overlong encodings + { encoding: 'utf-8', input: [0xC0, 0x80], name: 'overlong U+0000 - 2 bytes' }, + { encoding: 'utf-8', input: [0xE0, 0x80, 0x80], name: 'overlong U+0000 - 3 bytes' }, + { encoding: 'utf-8', input: [0xF0, 0x80, 0x80, 0x80], name: 'overlong U+0000 - 4 bytes' }, + { encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x80, 0x80], name: 'overlong U+0000 - 5 bytes' }, + { encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x80, 0x80], name: 'overlong U+0000 - 6 bytes' }, + + { encoding: 'utf-8', input: [0xC1, 0xBF], name: 'overlong U+007F - 2 bytes' }, + { encoding: 'utf-8', input: [0xE0, 0x81, 0xBF], name: 'overlong U+007F - 3 bytes' }, + { encoding: 'utf-8', input: [0xF0, 0x80, 0x81, 0xBF], name: 'overlong U+007F - 4 bytes' }, + { encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x81, 0xBF], name: 'overlong U+007F - 5 bytes' }, + { encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x81, 0xBF], name: 'overlong U+007F - 6 bytes' }, + + { encoding: 'utf-8', input: [0xE0, 0x9F, 0xBF], name: 'overlong U+07FF - 3 bytes' }, + { encoding: 'utf-8', input: [0xF0, 0x80, 0x9F, 0xBF], name: 'overlong U+07FF - 4 bytes' }, + { encoding: 'utf-8', input: [0xF8, 0x80, 0x80, 0x9F, 0xBF], name: 'overlong U+07FF - 5 bytes' }, + { encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x80, 0x9F, 0xBF], name: 'overlong U+07FF - 6 bytes' }, + + { encoding: 'utf-8', input: [0xF0, 0x8F, 0xBF, 0xBF], name: 'overlong U+FFFF - 4 bytes' }, + { encoding: 'utf-8', input: [0xF8, 0x80, 0x8F, 0xBF, 0xBF], name: 'overlong U+FFFF - 5 bytes' }, + { encoding: 'utf-8', input: [0xFC, 0x80, 0x80, 0x8F, 0xBF, 0xBF], name: 'overlong U+FFFF - 6 bytes' }, + + { encoding: 'utf-8', input: [0xF8, 0x84, 0x8F, 0xBF, 0xBF], name: 'overlong U+10FFFF - 5 bytes' }, + { encoding: 'utf-8', input: [0xFC, 0x80, 0x84, 0x8F, 0xBF, 0xBF], name: 'overlong U+10FFFF - 6 bytes' }, + + // UTF-16 surrogates encoded as code points in UTF-8 + { encoding: 'utf-8', input: [0xED, 0xA0, 0x80], name: 'lead surrogate' }, + { encoding: 'utf-8', input: [0xED, 0xB0, 0x80], name: 'trail surrogate' }, + { encoding: 'utf-8', input: [0xED, 0xA0, 0x80, 0xED, 0xB0, 0x80], name: 'surrogate pair' }, + + { encoding: 'utf-16le', input: [0x00], name: 'truncated code unit' }, + // Mismatched UTF-16 surrogates are exercised in utf16-surrogates.html + + // FIXME: Add legacy encoding cases +]; + +bad.forEach(function(t) { + test(function() { + assert_throws_js(TypeError, function() { + new TextDecoder(t.encoding, {fatal: true}).decode(new Uint8Array(t.input)) + }); + }, 'Fatal flag: ' + t.encoding + ' - ' + t.name); +}); + +test(function() { + assert_true('fatal' in new TextDecoder(), 'The fatal attribute should exist on TextDecoder.'); + assert_equals(typeof new TextDecoder().fatal, 'boolean', 'The type of the fatal attribute should be boolean.'); + assert_false(new TextDecoder().fatal, 'The fatal attribute should default to false.'); + assert_true(new TextDecoder('utf-8', {fatal: true}).fatal, 'The fatal attribute can be set using an option.'); + +}, 'The fatal attribute of TextDecoder'); + +test(() => { + const bytes = new Uint8Array([226, 153, 165]); + const decoder = new TextDecoder('utf-8', {fatal: true}); + assert_equals(decoder.decode(new DataView(bytes.buffer, 0, 3)), + '♥', + 'decode() should decode full sequence'); + assert_throws_js(TypeError, + () => decoder.decode(new DataView(bytes.buffer, 0, 2)), + 'decode() should throw on incomplete sequence'); + assert_equals(decoder.decode(new DataView(bytes.buffer, 0, 3)), + '♥', + 'decode() should not throw on subsequent call'); +}, 'Error seen with fatal does not prevent future decodes'); -- cgit v1.2.3