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304 lines
8.7 KiB
JavaScript
304 lines
8.7 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is JavaScript Engine testing utilities.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communication Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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gTestfile = 'split-002.js';
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/**
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* File Name: String/split-002.js
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* ECMA Section: 15.6.4.9
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* Description: Based on ECMA 2 Draft 7 February 1999
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*
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* Author: christine@netscape.com
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* Date: 19 February 1999
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*/
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/*
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* Since regular expressions have been part of JavaScript since 1.2, there
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* are already tests for regular expressions in the js1_2/regexp folder.
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*
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* These new tests try to supplement the existing tests, and verify that
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* our implementation of RegExp conforms to the ECMA specification, but
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* does not try to be as exhaustive as in previous tests.
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*
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* The [,limit] argument to String.split is new, and not covered in any
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* existing tests.
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*
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* String.split cases are covered in ecma/String/15.5.4.8-*.js.
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* String.split where separator is a RegExp are in
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* js1_2/regexp/string_split.js
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*
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*/
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var SECTION = "ecma_2/String/split-002.js";
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var VERSION = "ECMA_2";
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var TITLE = "String.prototype.split( regexp, [,limit] )";
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startTest();
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// the separator is not supplied
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// separator is undefined
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// separator is an empty string
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// AddSplitCases( "splitme", "", "''", ["s", "p", "l", "i", "t", "m", "e"] );
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// AddSplitCases( "splitme", new RegExp(), "new RegExp()", ["s", "p", "l", "i", "t", "m", "e"] );
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// separator is an empty regexp
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// separator is not supplied
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CompareSplit( "hello", "ll" );
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CompareSplit( "hello", "l" );
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CompareSplit( "hello", "x" );
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CompareSplit( "hello", "h" );
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CompareSplit( "hello", "o" );
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CompareSplit( "hello", "hello" );
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CompareSplit( "hello", undefined );
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CompareSplit( "hello", "");
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CompareSplit( "hello", "hellothere" );
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CompareSplit( new String("hello" ) );
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Number.prototype.split = String.prototype.split;
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CompareSplit( new Number(100111122133144155), 1 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, 1 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, 2 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, 0 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, 100 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, void 0 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, Math.pow(2,32)-1 );
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CompareSplitWithLimit(new Number(100111122133144155), 1, "boo" );
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CompareSplitWithLimit(new Number(100111122133144155), 1, -(Math.pow(2,32)-1) );
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CompareSplitWithLimit( "hello", "l", NaN );
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CompareSplitWithLimit( "hello", "l", 0 );
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CompareSplitWithLimit( "hello", "l", 1 );
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CompareSplitWithLimit( "hello", "l", 2 );
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CompareSplitWithLimit( "hello", "l", 3 );
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CompareSplitWithLimit( "hello", "l", 4 );
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/*
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CompareSplitWithLimit( "hello", "ll", 0 );
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CompareSplitWithLimit( "hello", "ll", 1 );
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CompareSplitWithLimit( "hello", "ll", 2 );
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CompareSplit( "", " " );
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CompareSplit( "" );
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*/
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// separartor is a regexp
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// separator regexp value global setting is set
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// string is an empty string
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// if separator is an empty string, split each by character
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// this is not a String object
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// limit is not a number
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// limit is undefined
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// limit is larger than 2^32-1
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// limit is a negative number
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test();
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function CompareSplit( string, separator ) {
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split_1 = string.split( separator );
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split_2 = string_split( string, separator );
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AddTestCase(
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"( " + string +".split(" + separator + ") ).length" ,
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split_2.length,
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split_1.length );
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var limit = split_1.length > split_2.length ?
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split_1.length : split_2.length;
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for ( var split_item = 0; split_item < limit; split_item++ ) {
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AddTestCase(
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string + ".split(" + separator + ")["+split_item+"]",
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split_2[split_item],
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split_1[split_item] );
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}
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}
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function CompareSplitWithLimit( string, separator, splitlimit ) {
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split_1 = string.split( separator, splitlimit );
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split_2 = string_split( string, separator, splitlimit );
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AddTestCase(
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"( " + string +".split(" + separator + ", " + splitlimit+") ).length" ,
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split_2.length,
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split_1.length );
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var limit = split_1.length > split_2.length ?
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split_1.length : split_2.length;
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for ( var split_item = 0; split_item < limit; split_item++ ) {
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AddTestCase(
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string + ".split(" + separator + ", " + splitlimit+")["+split_item+"]",
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split_2[split_item],
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split_1[split_item] );
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}
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}
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function string_split ( __this, separator, limit ) {
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var S = String(__this ); // 1
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var A = new Array(); // 2
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if ( limit == undefined ) { // 3
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lim = Math.pow(2, 31 ) -1;
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} else {
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lim = ToUint32( limit );
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}
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var s = S.length; // 4
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var p = 0; // 5
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if ( separator == undefined ) { // 8
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A[0] = S;
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return A;
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}
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if ( separator.constructor == RegExp ) // 6
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R = separator;
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else
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R = separator.toString();
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if (lim == 0) return A; // 7
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if ( separator == undefined ) { // 8
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A[0] = S;
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return A;
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}
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if (s == 0) { // 9
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z = SplitMatch(R, S, 0);
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if (z != false) return A;
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A[0] = S;
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return A;
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}
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var q = p; // 10
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loop:
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while (true ) {
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if ( q == s ) break; // 11
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z = SplitMatch(R, S, q); // 12
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//print("Returned ", z);
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if (z != false) { // 13
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e = z.endIndex; // 14
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cap = z.captures; // 14
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if (e != p) { // 15
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//print("S = ", S, ", p = ", p, ", q = ", q);
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T = S.slice(p, q); // 16
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//print("T = ", T);
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A[A.length] = T; // 17
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if (A.length == lim) return A; // 18
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p = e; // 19
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i = 0; // 20
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while (true) { // 25
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if (i == cap.length) { // 21
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q = p; // 10
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continue loop;
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}
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i = i + 1; // 22
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A[A.length] = cap[i] // 23
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if (A.length == lim) return A; // 24
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}
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}
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}
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q = q + 1; // 26
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}
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T = S.slice(p, q);
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A[A.length] = T;
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return A;
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}
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function SplitMatch(R, S, q)
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{
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if (R.constructor == RegExp) { // 1
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var reResult = R.match(S, q); // 8
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if (reResult == undefined)
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return false;
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else {
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a = new Array(reResult.length - 1);
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for (var i = 1; i < reResult.length; i++)
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a[a.length] = reResult[i];
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return { endIndex : reResult.index + reResult[0].length, captures : cap };
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}
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}
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else {
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var r = R.length; // 2
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s = S.length; // 3
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if ((q + r) > s) return false; // 4
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for (var i = 0; i < r; i++) {
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//print("S.charAt(", q + i, ") = ", S.charAt(q + i), ", R.charAt(", i, ") = ", R.charAt(i));
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if (S.charAt(q + i) != R.charAt(i)) // 5
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return false;
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}
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cap = new Array(); // 6
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return { endIndex : q + r, captures : cap }; // 7
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}
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}
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function ToUint32( n ) {
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n = Number( n );
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var sign = ( n < 0 ) ? -1 : 1;
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if ( Math.abs( n ) == 0
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|| Math.abs( n ) == Number.POSITIVE_INFINITY
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|| n != n) {
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return 0;
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}
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n = sign * Math.floor( Math.abs(n) )
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n = n % Math.pow(2,32);
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if ( n < 0 ){
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n += Math.pow(2,32);
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}
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return ( n );
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}
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