| var BUGNUMBER = 773687; |
| var summary = 'sticky flag should not break assertion behavior.'; |
| |
| print(BUGNUMBER + ": " + summary); |
| |
| function test(re, text, expectations) { |
| // Sanity check for test data itself. |
| assertEq(expectations.length, text.length + 1); |
| |
| for (var i = 0; i < expectations.length; i++) { |
| var result = expectations[i]; |
| |
| re.lastIndex = i; |
| var match = re.exec(text); |
| if (result === null) { |
| assertEq(re.lastIndex, 0); |
| assertEq(match, null); |
| } else { |
| assertEq(re.lastIndex, result.lastIndex); |
| assertEq(match !== null, true); |
| assertEq(match.length, result.matches.length); |
| for (var j = 0; j < result.matches.length; j++) |
| assertEq(match[j], result.matches[j]); |
| assertEq(match.index, result.index); |
| } |
| } |
| } |
| |
| // simple text |
| test(/bc/y, "abcabd", [ |
| null, |
| { lastIndex: 3, matches: ["bc"], index: 1 }, |
| null, |
| null, |
| null, |
| null, |
| null, |
| ]); |
| |
| // complex pattern |
| test(/bc|c|d/y, "abcabd", [ |
| null, |
| { lastIndex: 3, matches: ["bc"], index: 1 }, |
| { lastIndex: 3, matches: ["c"], index: 2 }, |
| null, |
| null, |
| { lastIndex: 6, matches: ["d"], index: 5 }, |
| null, |
| ]); |
| |
| test(/.*(bc|c|d)/y, "abcabd", [ |
| { lastIndex: 6, matches: ["abcabd", "d"], index: 0 }, |
| { lastIndex: 6, matches: ["bcabd", "d"], index: 1 }, |
| { lastIndex: 6, matches: ["cabd", "d"], index: 2 }, |
| { lastIndex: 6, matches: ["abd", "d"], index: 3 }, |
| { lastIndex: 6, matches: ["bd", "d"], index: 4 }, |
| { lastIndex: 6, matches: ["d", "d"], index: 5 }, |
| null, |
| ]); |
| |
| test(/.*?(bc|c|d)/y, "abcabd", [ |
| { lastIndex: 3, matches: ["abc", "bc"], index: 0 }, |
| { lastIndex: 3, matches: ["bc", "bc"], index: 1 }, |
| { lastIndex: 3, matches: ["c", "c"], index: 2 }, |
| { lastIndex: 6, matches: ["abd", "d"], index: 3 }, |
| { lastIndex: 6, matches: ["bd", "d"], index: 4 }, |
| { lastIndex: 6, matches: ["d", "d"], index: 5 }, |
| null, |
| ]); |
| |
| test(/(bc|.*c|d)/y, "abcabd", [ |
| { lastIndex: 3, matches: ["abc", "abc"], index: 0 }, |
| { lastIndex: 3, matches: ["bc", "bc"], index: 1 }, |
| { lastIndex: 3, matches: ["c", "c"], index: 2 }, |
| null, |
| null, |
| { lastIndex: 6, matches: ["d", "d"], index: 5 }, |
| null, |
| ]); |
| |
| // ^ assertions |
| test(/^/y, "abcabc", [ |
| { lastIndex: 0, matches: [""], index: 0 }, |
| null, |
| null, |
| null, |
| null, |
| null, |
| null, |
| ]); |
| |
| test(/^a/my, "abc\nabc", [ |
| { lastIndex: 1, matches: ["a"], index: 0 }, |
| null, |
| null, |
| null, |
| { lastIndex: 5, matches: ["a"], index: 4 }, |
| null, |
| null, |
| null, |
| ]); |
| |
| // \b assertions |
| test(/\b/y, "abc bc", [ |
| { lastIndex: 0, matches: [""], index: 0 }, |
| null, |
| null, |
| { lastIndex: 3, matches: [""], index: 3 }, |
| { lastIndex: 4, matches: [""], index: 4 }, |
| null, |
| { lastIndex: 6, matches: [""], index: 6 }, |
| ]); |
| |
| // \B assertions |
| test(/\B/y, "abc bc", [ |
| null, |
| { lastIndex: 1, matches: [""], index: 1 }, |
| { lastIndex: 2, matches: [""], index: 2 }, |
| null, |
| null, |
| { lastIndex: 5, matches: [""], index: 5 }, |
| null, |
| ]); |
| |
| if (typeof reportCompare === "function") |
| reportCompare(true, true); |