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single-byte-decoder.html
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<!doctype html>
<meta name=timeout content=long>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=resources/encodings.js></script>
<div id=log></div>
<script>
var singleByteEncodings = encodings_table.filter(function(group) {
return group.heading === "Legacy single-byte encodings";
})[0].encodings,
// https://encoding.spec.whatwg.org/indexes.json
singleByteIndexes = {
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"windows-1257":[8364,129,8218,131,8222,8230,8224,8225,136,8240,138,8249,140,168,711,184,144,8216,8217,8220,8221,8226,8211,8212,152,8482,154,8250,156,175,731,159,160,null,162,163,164,null,166,167,216,169,342,171,172,173,174,198,176,177,178,179,180,181,182,183,248,185,343,187,188,189,190,230,260,302,256,262,196,197,280,274,268,201,377,278,290,310,298,315,352,323,325,211,332,213,214,215,370,321,346,362,220,379,381,223,261,303,257,263,228,229,281,275,269,233,378,279,291,311,299,316,353,324,326,243,333,245,246,247,371,322,347,363,252,380,382,729],
"windows-1258":[8364,129,8218,402,8222,8230,8224,8225,710,8240,138,8249,338,141,142,143,144,8216,8217,8220,8221,8226,8211,8212,732,8482,154,8250,339,157,158,376,160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,192,193,194,258,196,197,198,199,200,201,202,203,768,205,206,207,272,209,777,211,212,416,214,215,216,217,218,219,220,431,771,223,224,225,226,259,228,229,230,231,232,233,234,235,769,237,238,239,273,241,803,243,244,417,246,247,248,249,250,251,252,432,8363,255],
"x-mac-cyrillic":[1040,1041,1042,1043,1044,1045,1046,1047,1048,1049,1050,1051,1052,1053,1054,1055,1056,1057,1058,1059,1060,1061,1062,1063,1064,1065,1066,1067,1068,1069,1070,1071,8224,176,1168,163,167,8226,182,1030,174,169,8482,1026,1106,8800,1027,1107,8734,177,8804,8805,1110,181,1169,1032,1028,1108,1031,1111,1033,1113,1034,1114,1112,1029,172,8730,402,8776,8710,171,187,8230,160,1035,1115,1036,1116,1109,8211,8212,8220,8221,8216,8217,247,8222,1038,1118,1039,1119,8470,1025,1105,1103,1072,1073,1074,1075,1076,1077,1078,1079,1080,1081,1082,1083,1084,1085,1086,1087,1088,1089,1090,1091,1092,1093,1094,1095,1096,1097,1098,1099,1100,1101,1102,8364]
}
// For TextDecoder tests
var buffer = new ArrayBuffer(255),
view = new Uint8Array(buffer)
for(var i = 0, l = view.byteLength; i < l; i++) {
view[i] = i
}
// For XMLHttpRequest and TextDecoder tests
function assert_decode(data, encoding) {
if(encoding == "ISO-8859-8-I") {
encoding = "ISO-8859-8"
}
for(var i = 0, l = data.length; i < l; i++) {
var cp = data.charCodeAt(i),
expectedCp = (i < 0x80) ? i : singleByteIndexes[encoding][i-0x80]
if(expectedCp == null) {
expectedCp = 0xFFFD
}
assert_equals(cp, expectedCp, encoding + ":" + i)
}
}
// Setting up all the tests
for(var i = 0, l = singleByteEncodings.length; i < l; i++) {
var encoding = singleByteEncodings[i]
for(var ii = 0, ll = encoding.labels.length; ii < ll; ii++) {
var label = encoding.labels[ii]
async_test(function(t) {
var xhr = new XMLHttpRequest,
name = encoding.name // need scoped variable
xhr.open("GET", "resources/single-byte-raw.py?label=" + label)
xhr.send(null)
xhr.onload = t.step_func_done(function() { assert_decode(xhr.responseText, name) })
}, encoding.name + ": " + label + " (XMLHttpRequest)")
test(function() {
var d = new TextDecoder(label),
data = d.decode(view)
assert_equals(d.encoding, encoding.name.toLowerCase()) // ASCII names only, so safe
assert_decode(data, encoding.name)
}, encoding.name + ": " + label + " (TextDecoder)")
async_test(function(t) {
var frame = document.createElement("iframe"),
name = encoding.name;
frame.src = "resources/text-plain-charset.py?label=" + label
frame.onload = t.step_func_done(function() {
assert_equals(frame.contentDocument.characterSet, name)
assert_equals(frame.contentDocument.inputEncoding, name)
})
t.add_cleanup(function() { document.body.removeChild(frame) })
document.body.appendChild(frame)
}, encoding.name + ": " + label + " (document.characterSet and document.inputEncoding)")
}
}
</script>