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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
//-----------------------------------------------------------------------------
var BUGNUMBER = 305064;
var summary = 'Tests the trim, trimRight and trimLeft methods';
var actual = '';
var expect = '';
printBugNumber(BUGNUMBER);
printStatus (summary);
var trimMethods = ['trim', 'trimLeft', 'trimRight'];
/** List from ES 3.1 Recommendation for String.trim (bug 305064) **/
var whitespace = [
{s : '\u0009', t : 'HORIZONTAL TAB'},
{s : '\u000B', t : 'VERTICAL TAB'},
{s : '\u000C', t : 'FORMFEED'},
{s : '\u0020', t : 'SPACE'},
{s : '\u00A0', t : 'NO-BREAK SPACE'},
{s : '\u1680', t : 'OGHAM SPACE MARK'},
{s : '\u2000', t : 'EN QUAD'},
{s : '\u2001', t : 'EM QUAD'},
{s : '\u2002', t : 'EN SPACE'},
{s : '\u2003', t : 'EM SPACE'},
{s : '\u2004', t : 'THREE-PER-EM SPACE'},
{s : '\u2005', t : 'FOUR-PER-EM SPACE'},
{s : '\u2006', t : 'SIX-PER-EM SPACE'},
{s : '\u2007', t : 'FIGURE SPACE'},
{s : '\u2008', t : 'PUNCTUATION SPACE'},
{s : '\u2009', t : 'THIN SPACE'},
{s : '\u200A', t : 'HAIR SPACE'},
{s : '\u202F', t : 'NARROW NO-BREAK SPACE'},
{s : '\u205F', t : 'MEDIUM MATHEMATICAL SPACE'},
{s : '\u3000', t : 'IDEOGRAPHIC SPACE'},
{s : '\u000A', t : 'LINE FEED OR NEW LINE'},
{s : '\u000D', t : 'CARRIAGE RETURN'},
{s : '\u2028', t : 'LINE SEPARATOR'},
{s : '\u2029', t : 'PARAGRAPH SEPARATOR'},
];
for (var j = 0; j < trimMethods.length; ++j)
{
var str;
var method = trimMethods[j];
if (typeof String.prototype[method] == 'undefined')
{
reportCompare(true, true, 'Test skipped. String.prototype.' + method + ' is not supported');
continue;
}
print('Test empty string.');
str = '';
expected = '';
actual = str[method]();
reportCompare(expected, actual, '"' + toPrinted(str) + '".' + method + '()');
print('Test string with no whitespace.');
str = 'a';
expected = 'a';
actual = str[method]();
reportCompare(expected, actual, '"' + toPrinted(str) + '".' + method + '()');
for (var i = 0; i < whitespace.length; ++i)
{
var v = whitespace[i].s;
var t = whitespace[i].t;
v = v + v + v;
print('=======================================');
print('Test ' + method + ' with with only whitespace. : ' + t);
str = v;
expected = '';
actual = str[method]();
reportCompare(expected, actual, t + ':' + '"' + toPrinted(str) + '".' + method + '()');
print('Test ' + method + ' with with no leading or trailing whitespace. : ' + t);
str = 'a' + v + 'b';
expected = str;
actual = str[method]();
reportCompare(expected, actual, t + ':' + '"' + toPrinted(str) + '".' + method + '()');
print('Test ' + method + ' with with leading whitespace. : ' + t);
str = v + 'a';
switch(method)
{
case 'trim':
expected = 'a';
break;
case 'trimLeft':
expected = 'a';
break;
case 'trimRight':
expected = str;
break;
}
actual = str[method]();
reportCompare(expected, actual, t + ':' + '"' + toPrinted(str) + '".' + method + '()');
print('Test ' + method + ' with with trailing whitespace. : ' + t);
str = 'a' + v;
switch(method)
{
case 'trim':
expected = 'a';
break;
case 'trimLeft':
expected = str;
break;
case 'trimRight':
expected = 'a';
break;
}
actual = str[method]();
reportCompare(expected, actual, t + ':' + '"' + toPrinted(str) + '".' + method + '()');
print('Test ' + method + ' with with leading and trailing whitepace.');
str = v + 'a' + v;
switch(method)
{
case 'trim':
expected = 'a';
break;
case 'trimLeft':
expected = 'a' + v;
break;
case 'trimRight':
expected = v + 'a';
break;
}
actual = str[method]();
reportCompare(expected, actual, t + ':' + '"' + toPrinted(str) + '".' + method + '()');
}
}
function toPrinted(value) {
return value.replace(/[^\u0020-\u007E]/g, function(c) {
if (c === "\n")
return "NL";
var ch = c.charCodeAt(0);
var hex = ch.toString(16).toUpperCase();
if (ch > 0xff) {
return "\\u" + "0000".slice(hex.length) + hex;
}
return "\\x" + "00".slice(hex.length) + hex;
});
}
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