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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* If B1 = 110xxxxx ([0xC0 - 0xDF]), B2 = 10xxxxxx ([0x80 - 0xBF), without B1 = [0xC0, 0xC1], return UTF8(B1, B2)
*
* @path ch15/15.1/15.1.3/15.1.3.1/S15.1.3.1_A2.3_T1.js
* @description Complex tests, use RFC 3629
*/
var errorCount = 0;
var count = 0;
var indexP;
var indexO = 0;
for (var indexB1 = 0xC2; indexB1 <= 0xDF; indexB1++) {
var hexB1 = decimalToHexString(indexB1);
for (var indexB2 = 0x80; indexB2 <= 0xBF; indexB2++) {
count++;
var hexB2 = decimalToHexString(indexB2);
var index = (indexB1 & 0x1F) * 0x40 + (indexB2 & 0x3F);
try {
if (decodeURI("%" + hexB1.substring(2) + "%" + hexB2.substring(2)) === String.fromCharCode(index)) continue;
} catch (e) {}
if (indexO === 0) {
indexO = index;
} else {
if ((index - indexP) !== 1) {
if ((indexP - indexO) !== 0) {
var hexP = decimalToHexString(indexP);
var hexO = decimalToHexString(indexO);
$ERROR('#' + hexO + '-' + hexP + ' ');
}
else {
var hexP = decimalToHexString(indexP);
$ERROR('#' + hexP + ' ');
}
indexO = index;
}
}
indexP = index;
errorCount++;
}
}
if (errorCount > 0) {
if ((indexP - indexO) !== 0) {
var hexP = decimalToHexString(indexP);
var hexO = decimalToHexString(indexO);
$ERROR('#' + hexO + '-' + hexP + ' ');
} else {
var hexP = decimalToHexString(indexP);
$ERROR('#' + hexP + ' ');
}
$ERROR('Total error: ' + errorCount + ' bad Unicode character in ' + count + ' ');
}
function decimalToHexString(n) {
n = Number(n);
var h = "";
for (var i = 3; i >= 0; i--) {
if (n >= Math.pow(16, i)) {
var t = Math.floor(n / Math.pow(16, i));
n -= t * Math.pow(16, i);
if ( t >= 10 ) {
if ( t == 10 ) { h += "A"; }
if ( t == 11 ) { h += "B"; }
if ( t == 12 ) { h += "C"; }
if ( t == 13 ) { h += "D"; }
if ( t == 14 ) { h += "E"; }
if ( t == 15 ) { h += "F"; }
} else {
h += String(t);
}
} else {
h += "0";
}
}
return h;
}
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