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Diffstat (limited to 'js/src/tests/ecma_2/String/split-002.js')
-rw-r--r-- | js/src/tests/ecma_2/String/split-002.js | 270 |
1 files changed, 270 insertions, 0 deletions
diff --git a/js/src/tests/ecma_2/String/split-002.js b/js/src/tests/ecma_2/String/split-002.js new file mode 100644 index 000000000..8f14e4fac --- /dev/null +++ b/js/src/tests/ecma_2/String/split-002.js @@ -0,0 +1,270 @@ +/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 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/. */ + + +/** + * File Name: String/split-002.js + * ECMA Section: 15.6.4.9 + * Description: Based on ECMA 2 Draft 7 February 1999 + * + * Author: christine@netscape.com + * Date: 19 February 1999 + */ + +/* + * Since regular expressions have been part of JavaScript since 1.2, there + * are already tests for regular expressions in the js1_2/regexp folder. + * + * These new tests try to supplement the existing tests, and verify that + * our implementation of RegExp conforms to the ECMA specification, but + * does not try to be as exhaustive as in previous tests. + * + * The [,limit] argument to String.split is new, and not covered in any + * existing tests. + * + * String.split cases are covered in ecma/String/15.5.4.8-*.js. + * String.split where separator is a RegExp are in + * js1_2/regexp/string_split.js + * + */ + +var SECTION = "ecma_2/String/split-002.js"; +var VERSION = "ECMA_2"; +var TITLE = "String.prototype.split( regexp, [,limit] )"; + +startTest(); + +// the separator is not supplied +// separator is undefined +// separator is an empty string + +// AddSplitCases( "splitme", "", "''", ["s", "p", "l", "i", "t", "m", "e"] ); +// AddSplitCases( "splitme", new RegExp(), "new RegExp()", ["s", "p", "l", "i", "t", "m", "e"] ); + +// separator is an empty regexp +// separator is not supplied + +CompareSplit( "hello", "ll" ); + +CompareSplit( "hello", "l" ); +CompareSplit( "hello", "x" ); +CompareSplit( "hello", "h" ); +CompareSplit( "hello", "o" ); +CompareSplit( "hello", "hello" ); +CompareSplit( "hello", undefined ); + +CompareSplit( "hello", ""); +CompareSplit( "hello", "hellothere" ); + +CompareSplit( new String("hello" ) ); + + +Number.prototype.split = String.prototype.split; + +CompareSplit( new Number(100111122133144155), 1 ); +CompareSplitWithLimit(new Number(100111122133144155), 1, 1 ); + +CompareSplitWithLimit(new Number(100111122133144155), 1, 2 ); +CompareSplitWithLimit(new Number(100111122133144155), 1, 0 ); +CompareSplitWithLimit(new Number(100111122133144155), 1, 100 ); +CompareSplitWithLimit(new Number(100111122133144155), 1, void 0 ); +CompareSplitWithLimit(new Number(100111122133144155), 1, Math.pow(2,32)-1 ); +CompareSplitWithLimit(new Number(100111122133144155), 1, "boo" ); +CompareSplitWithLimit(new Number(100111122133144155), 1, -(Math.pow(2,32)-1) ); +CompareSplitWithLimit( "hello", "l", NaN ); +CompareSplitWithLimit( "hello", "l", 0 ); +CompareSplitWithLimit( "hello", "l", 1 ); +CompareSplitWithLimit( "hello", "l", 2 ); +CompareSplitWithLimit( "hello", "l", 3 ); +CompareSplitWithLimit( "hello", "l", 4 ); + + +/* + CompareSplitWithLimit( "hello", "ll", 0 ); + CompareSplitWithLimit( "hello", "ll", 1 ); + CompareSplitWithLimit( "hello", "ll", 2 ); + CompareSplit( "", " " ); + CompareSplit( "" ); +*/ + +// separartor is a regexp +// separator regexp value global setting is set +// string is an empty string +// if separator is an empty string, split each by character + +// this is not a String object + +// limit is not a number +// limit is undefined +// limit is larger than 2^32-1 +// limit is a negative number + +test(); + +function CompareSplit( string, separator ) { + split_1 = string.split( separator ); + split_2 = string_split( string, separator ); + + AddTestCase( + "( " + string +".split(" + separator + ") ).length" , + split_2.length, + split_1.length ); + + var limit = split_1.length > split_2.length ? + split_1.length : split_2.length; + + for ( var split_item = 0; split_item < limit; split_item++ ) { + AddTestCase( + string + ".split(" + separator + ")["+split_item+"]", + split_2[split_item], + split_1[split_item] ); + } +} + +function CompareSplitWithLimit( string, separator, splitlimit ) { + split_1 = string.split( separator, splitlimit ); + split_2 = string_split( string, separator, splitlimit ); + + AddTestCase( + "( " + string +".split(" + separator + ", " + splitlimit+") ).length" , + split_2.length, + split_1.length ); + + var limit = split_1.length > split_2.length ? + split_1.length : split_2.length; + + for ( var split_item = 0; split_item < limit; split_item++ ) { + AddTestCase( + string + ".split(" + separator + ", " + splitlimit+")["+split_item+"]", + split_2[split_item], + split_1[split_item] ); + } +} + +function string_split ( __this, separator, limit ) { + var S = String(__this ); // 1 + + var A = new Array(); // 2 + + if ( limit == undefined ) { // 3 + lim = Math.pow(2, 31 ) -1; + } else { + lim = ToUint32( limit ); + } + + var s = S.length; // 4 + var p = 0; // 5 + + if ( separator == undefined ) { // 8 + A[0] = S; + return A; + } + + if ( separator.constructor == RegExp ) // 6 + R = separator; + else + R = separator.toString(); + + if (lim == 0) return A; // 7 + + if ( separator == undefined ) { // 8 + A[0] = S; + return A; + } + + if (s == 0) { // 9 + z = SplitMatch(R, S, 0); + if (z != false) return A; + A[0] = S; + return A; + } + + var q = p; // 10 +loop: + while (true ) { + + if ( q == s ) break; // 11 + + z = SplitMatch(R, S, q); // 12 + +//print("Returned ", z); + + if (z != false) { // 13 + e = z.endIndex; // 14 + cap = z.captures; // 14 + if (e != p) { // 15 +//print("S = ", S, ", p = ", p, ", q = ", q); + T = S.slice(p, q); // 16 +//print("T = ", T); + A[A.length] = T; // 17 + if (A.length == lim) return A; // 18 + p = e; // 19 + i = 0; // 20 + while (true) { // 25 + if (i == cap.length) { // 21 + q = p; // 10 + continue loop; + } + i = i + 1; // 22 + A[A.length] = cap[i] // 23 + if (A.length == lim) return A; // 24 + } + } + } + + q = q + 1; // 26 + } + + T = S.slice(p, q); + A[A.length] = T; + return A; +} + +function SplitMatch(R, S, q) +{ + if (R.constructor == RegExp) { // 1 + var reResult = R.match(S, q); // 8 + if (reResult == undefined) + return false; + else { + a = new Array(reResult.length - 1); + for (var i = 1; i < reResult.length; i++) + a[a.length] = reResult[i]; + return { endIndex : reResult.index + reResult[0].length, captures : cap }; + } + } + else { + var r = R.length; // 2 + s = S.length; // 3 + if ((q + r) > s) return false; // 4 + for (var i = 0; i < r; i++) { +//print("S.charAt(", q + i, ") = ", S.charAt(q + i), ", R.charAt(", i, ") = ", R.charAt(i)); + if (S.charAt(q + i) != R.charAt(i)) // 5 + return false; + } + cap = new Array(); // 6 + return { endIndex : q + r, captures : cap }; // 7 + } +} + +function ToUint32( n ) { + n = Number( n ); + var sign = ( n < 0 ) ? -1 : 1; + + if ( Math.abs( n ) == 0 + || Math.abs( n ) == Number.POSITIVE_INFINITY + || n != n) { + return 0; + } + n = sign * Math.floor( Math.abs(n) ) + + n = n % Math.pow(2,32); + + if ( n < 0 ){ + n += Math.pow(2,32); + } + + return ( n ); +} |