v8/test/mjsunit/regress/regress-latin-1.js

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// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
assertEquals(String.fromCharCode(97, 220, 256), 'a' + '\u00DC' + '\u0100');
assertEquals(String.fromCharCode(97, 220, 256), 'a\u00DC\u0100');
assertEquals(0x80, JSON.stringify("\x80").charCodeAt(1));
assertEquals(0x80, JSON.stringify("\x80", 0, null).charCodeAt(1));
assertEquals(['a', 'b', '\xdc'], ['b', '\xdc', 'a'].sort());
assertEquals(['\xfc\xdc', '\xfc'], new RegExp('(\xdc)\\1', 'i').exec('\xfc\xdc'));
// Same test but for all values in Latin-1 range.
var total_lo = 0;
for (var i = 0; i < 0xff; i++) {
var base = String.fromCharCode(i);
var escaped = base;
if (base == '(' || base == ')' || base == '*' || base == '+' ||
base == '?' || base == '[' || base == ']' || base == '\\' ||
base == '$' || base == '^' || base == '|') {
escaped = '\\' + base;
}
var lo = String.fromCharCode(i + 0x20);
base_result = new RegExp('(' + escaped + ')\\1', 'i').exec(base + base);
assertEquals( base_result, [base + base, base]);
lo_result = new RegExp('(' + escaped + ')\\1', 'i').exec(base + lo);
if (base.toLowerCase() == lo) {
assertEquals([base + lo, base], lo_result);
total_lo++;
} else {
assertEquals(null, lo_result);
}
}
// Should have hit the branch for the following char codes:
// [A-Z], [192-222] but not 215
assertEquals((90-65+1)+(222-192-1+1), total_lo);
// Latin-1 whitespace character
assertEquals( 1, +(String.fromCharCode(0xA0) + '1') );
// Latin-1 \W characters
assertEquals(["+\u00a3", "=="], "+\u00a3==".match(/\W\W/g));
// Latin-1 character that uppercases out of Latin-1.
assertTrue(/\u0178/i.test('\u00ff'));
// Unicode equivalence
assertTrue(/\u039c/i.test('\u00b5'));
assertTrue(/\u039c/i.test('\u03bc'));
assertTrue(/\u00b5/i.test('\u03bc'));
// Unicode equivalence ranges
assertTrue(/[\u039b-\u039d]/i.test('\u00b5'));
assertFalse(/[^\u039b-\u039d]/i.test('\u00b5'));
assertFalse(/[\u039b-\u039d]/.test('\u00b5'));
assertTrue(/[^\u039b-\u039d]/.test('\u00b5'));
// Check a regression in QuoteJsonSlow and WriteQuoteJsonString
for (var testNumber = 0; testNumber < 2; testNumber++) {
var testString = "\xdc";
var loopLength = testNumber == 0 ? 0 : 20;
for (var i = 0; i < loopLength; i++ ) {
testString += testString;
}
var stringified = JSON.stringify({"test" : testString}, null, 0);
var stringifiedExpected = '{"test":"' + testString + '"}';
assertEquals(stringifiedExpected, stringified);
}