third_party/WebKit/LayoutTests/fast/text/find-backwards.html - Issue 2905013004: Speed up LayoutTests/fast/text/find-backwards.html

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Issue 2905013004: Speed up LayoutTests/fast/text/find-backwards.html (Closed)

Patch Set: Created 3 years, 6 months ago

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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">	1 <!DOCTYPE html>

2 <html>	2 <html>

3 <head>	3 <head>

4 <script src="../../resources/js-test.js"></script>	4 <title>find forwards and backwards</title>

5 </head>	5 <script src="../../resources/testharness.js"></script>

6 <body>	6 <script src="../../resources/testharnessreport.js"></script>

7 <script src="script-tests/find-backwards.js"></script>	7 </head>

8 </body>	8 <body>

	9 <p>

	10 Tests find going both forward and backwards in small and large documents.

	11 </p>

	12 <script>

	13 function findForwards(textNode, pattern) {

	14 var selection = window.getSelection();

	15 selection.removeAllRanges();

	16

	17 var beforeTextNodeRange = document.createRange();

	18 beforeTextNodeRange.setStartBefore(textNode);

	19 beforeTextNodeRange.setEndBefore(textNode);

	20 selection.addRange(beforeTextNodeRange);

	21

	22 assert_true(find(pattern, false), 'Match expected.');

	23 assert_equals(selection.rangeCount, 1, 'Exactly one match expected.');

	24

	25 var resultRange = selection.getRangeAt(0);

	26 assert_equals(resultRange.startContainer, textNode);

	27 assert_equals(resultRange.endContainer, textNode);

	28

	29 return resultRange.startOffset + ', ' + resultRange.endOffset;

	30 }

	31

	32 function findBackwards(textNode, pattern) {

	33 var selection = window.getSelection();

	34 selection.removeAllRanges();

	35

	36 var afterTextNodeRange = document.createRange();

	37 afterTextNodeRange.setStartAfter(textNode);

	38 afterTextNodeRange.setEndAfter(textNode);

	39 selection.addRange(afterTextNodeRange);

	40

	41 assert_true(find(pattern, false, true), 'Match expected.');

	42 assert_equals(selection.rangeCount, 1, 'Exactly one match expected.');

	43

	44 var resultRange = selection.getRangeAt(0);

	45 assert_equals(resultRange.startContainer, textNode);

	46 assert_equals(resultRange.endContainer, textNode);

	47

	48 return resultRange.startOffset + ', ' + resultRange.endOffset;

	49 }

	50

	51 var textNode = document.createTextNode('');

	52 document.body.appendChild(textNode);

	53

	54 textNode.textContent = 'abc';

	55 test(function() {

	56 assert_equals(findForwards(textNode, 'a'), '0, 1');

	57 assert_equals(findForwards(textNode, 'b'), '1, 2');

	58 assert_equals(findForwards(textNode, 'c'), '2, 3');

	59 }, 'Find forwards for short document.');

	60

	61 test(function() {

	62 assert_equals(findBackwards(textNode, 'a'), '0, 1');

	63 assert_equals(findBackwards(textNode, 'b'), '1, 2');

	64 assert_equals(findBackwards(textNode, 'c'), '2, 3');

	65 }, 'Find backwards for short document.');

	66

	67 var tenThousandChars = Array(10001).join('0');

	68 textNode.textContent = tenThousandChars + 'abc' + tenThousandChars;

	69

	70 test(function() {

	71 assert_equals(findForwards(textNode, 'a'), '10000, 10001');

	72 assert_equals(findForwards(textNode, 'b'), '10001, 10002');

	73 assert_equals(findForwards(textNode, 'c'), '10002, 10003');

	74 }, 'Find forwards for long document.');

	75

	76 test(function() {

	77 assert_equals(findBackwards(textNode, 'a'), '10000, 10001');

	78 assert_equals(findBackwards(textNode, 'b'), '10001, 10002');

	79 assert_equals(findBackwards(textNode, 'c'), '10002, 10003');

	80 }, 'Find backwards for long document.');

	81

	82 document.body.removeChild(textNode);

	83 </script>

	84 </body>

9 </html>	85 </html>

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