ecma_2/RegExp/exec-002.js

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gTestfile = 'exec-002.js';

/**
 *  File Name:          RegExp/exec-002.js
 *  ECMA Section:       15.7.5.3
 *  Description:        Based on ECMA 2 Draft 7 February 1999
 *
 *  Test cases provided by rogerl@netscape.com
 *
 *  Author:             christine@netscape.com
 *  Date:               19 February 1999
 */
var SECTION = "RegExp/exec-002";
var VERSION = "ECMA_2";
var TITLE   = "RegExp.prototype.exec(string)";

startTest();

/*
 * for each test case, verify:
 * - type of object returned
 * - length of the returned array
 * - value of lastIndex
 * - value of index
 * - value of input
 * - value of the array indices
 */

AddRegExpCases(
  /(a|d|q|)x/i,
  "bcaDxqy",
  3,
  ["Dx", "D"] );

AddRegExpCases(
  /(a|(e|q))(x|y)/,
  "bcaddxqy",
  6,
  ["qy","q","q","y"] );


AddRegExpCases(
  /a+b+d/,
  "aabbeeaabbs",
  0,
  null );

AddRegExpCases(
  /a*b/,
  "aaadaabaaa",
  4,
  ["aab"] );

AddRegExpCases(
  /a*b/,
  "dddb",
  3,
  ["b"] );

AddRegExpCases(
  /a*b/,
  "xxx",
  0,
  null );

AddRegExpCases(
  /x\d\dy/,
  "abcx45ysss235",
  3,
  ["x45y"] );

AddRegExpCases(
  /[^abc]def[abc]+/,
  "abxdefbb",
  2,
  ["xdefbb"] );

AddRegExpCases(
  /(a*)baa/,
  "ccdaaabaxaabaa",
  9,
  ["aabaa", "aa"] );

AddRegExpCases(
  /(a*)baa/,
  "aabaa",
  0,
  ["aabaa", "aa"] );

AddRegExpCases(
  /q(a|b)*q/,
  "xxqababqyy",
  2,
  ["qababq", "b"] );

AddRegExpCases(
  /(a(.|[^d])c)*/,
  "adcaxc",
  0,
  ["adcaxc", "axc", "x"] );

AddRegExpCases(
  /(a*)b\1/,
  "abaaaxaabaayy",
  0,
  ["aba", "a"] );

AddRegExpCases(
  /(a*)b\1/,
  "abaaaxaabaayy",
  0,
  ["aba", "a"] );

AddRegExpCases(
  /(a*)b\1/,
  "cccdaaabaxaabaayy",
  6,
  ["aba", "a"] );

AddRegExpCases(
  /(a*)b\1/,
  "cccdaaabqxaabaayy",
  7,
  ["b", ""] );

AddRegExpCases(
  /"(.|[^"\\\\])*"/,
        'xx\"makudonarudo\"yy',
        2,
        ["\"makudonarudo\"", "o"] );

    AddRegExpCases(
        /"(.|[^"\\\\])*"/,
	      "xx\"ma\"yy",
	      2,
	      ["\"ma\"", "a"] );

	   test();

	   function AddRegExpCases(
	     regexp, pattern, index, matches_array ) {

// prevent a runtime error

	     if ( regexp.exec(pattern) == null || matches_array == null ) {
	       AddTestCase(
		 regexp + ".exec(" + pattern +")",
		 matches_array,
		 regexp.exec(pattern) );

	       return;
	     }
	     AddTestCase(
	       regexp + ".exec(" + pattern +").length",
	       matches_array.length,
	       regexp.exec(pattern).length );

	     AddTestCase(
	       regexp + ".exec(" + pattern +").index",
	       index,
	       regexp.exec(pattern).index );

	     AddTestCase(
	       regexp + ".exec(" + pattern +").input",
	       pattern,
	       regexp.exec(pattern).input );

	     AddTestCase(
	       regexp + ".exec(" + pattern +").toString()",
	       matches_array.toString(),
	       regexp.exec(pattern).toString() );
/*
  var limit = matches_array.length > regexp.exec(pattern).length
  ? matches_array.length
  : regexp.exec(pattern).length;

  for ( var matches = 0; matches < limit; matches++ ) {
  AddTestCase(
  regexp + ".exec(" + pattern +")[" + matches +"]",
  matches_array[matches],
  regexp.exec(pattern)[matches] );
  }
*/
	   }