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| (Empty) | |
| 1 <!doctype html> |
| 2 <title>Range.collapse() and .collapsed tests</title> |
| 3 <link rel="author" title="Aryeh Gregor" href=ayg@aryeh.name> |
| 4 <meta name=timeout content=long> |
| 5 <div id=log></div> |
| 6 <script src=../../../../resources/testharness.js></script> |
| 7 <script src=../../../../resources/testharnessreport.js></script> |
| 8 <script src=../common.js></script> |
| 9 <script> |
| 10 "use strict"; |
| 11 |
| 12 function testCollapse(rangeEndpoints, toStart) { |
| 13 var range; |
| 14 if (rangeEndpoints == "detached") { |
| 15 range = document.createRange(); |
| 16 range.detach(); // should be a no-op and therefore the following should not
throw |
| 17 range.collapse(toStart); |
| 18 assert_equals(true, range.collapsed); |
| 19 } |
| 20 |
| 21 // Have to account for Ranges involving Documents! |
| 22 var ownerDoc = rangeEndpoints[0].nodeType == Node.DOCUMENT_NODE |
| 23 ? rangeEndpoints[0] |
| 24 : rangeEndpoints[0].ownerDocument; |
| 25 range = ownerDoc.createRange(); |
| 26 range.setStart(rangeEndpoints[0], rangeEndpoints[1]); |
| 27 range.setEnd(rangeEndpoints[2], rangeEndpoints[3]); |
| 28 |
| 29 var expectedContainer = toStart ? range.startContainer : range.endContainer; |
| 30 var expectedOffset = toStart ? range.startOffset : range.endOffset; |
| 31 |
| 32 assert_equals(range.collapsed, range.startContainer == range.endContainer |
| 33 && range.startOffset == range.endOffset, |
| 34 "collapsed must be true if and only if the start and end are equal"); |
| 35 |
| 36 if (toStart === undefined) { |
| 37 range.collapse(); |
| 38 } else { |
| 39 range.collapse(toStart); |
| 40 } |
| 41 |
| 42 assert_equals(range.startContainer, expectedContainer, |
| 43 "Wrong startContainer"); |
| 44 assert_equals(range.endContainer, expectedContainer, |
| 45 "Wrong endContainer"); |
| 46 assert_equals(range.startOffset, expectedOffset, |
| 47 "Wrong startOffset"); |
| 48 assert_equals(range.endOffset, expectedOffset, |
| 49 "Wrong endOffset"); |
| 50 assert_true(range.collapsed, |
| 51 ".collapsed must be set after .collapsed()"); |
| 52 } |
| 53 |
| 54 var tests = []; |
| 55 for (var i = 0; i < testRanges.length; i++) { |
| 56 tests.push([ |
| 57 "Range " + i + " " + testRanges[i] + ", toStart true", |
| 58 eval(testRanges[i]), |
| 59 true |
| 60 ]); |
| 61 tests.push([ |
| 62 "Range " + i + " " + testRanges[i] + ", toStart false", |
| 63 eval(testRanges[i]), |
| 64 false |
| 65 ]); |
| 66 tests.push([ |
| 67 "Range " + i + " " + testRanges[i] + ", toStart omitted", |
| 68 eval(testRanges[i]), |
| 69 undefined |
| 70 ]); |
| 71 } |
| 72 generate_tests(testCollapse, tests); |
| 73 |
| 74 testDiv.style.display = "none"; |
| 75 </script> |
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Chromium Code Reviews
Issue 1529523002:
Import dom/ from web-platform-tests (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master