| <!doctype html> |
| <title>Range.comparePoint() tests</title> |
| <link rel="author" title="Aryeh Gregor" href=ayg@aryeh.name> |
| <meta name=timeout content=long> |
| <div id=log></div> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script src=../common.js></script> |
| <script> |
| "use strict"; |
| |
| // Will be filled in on the first run for that range |
| var testRangesCached = []; |
| |
| for (var i = 0; i < testPoints.length; i++) { |
| var node = eval(testPoints[i])[0]; |
| var offset = eval(testPoints[i])[1]; |
| |
| // comparePoint is an unsigned long, so per WebIDL, we need to treat it as |
| // though it wrapped to an unsigned 32-bit integer. |
| var normalizedOffset = offset % Math.pow(2, 32); |
| if (normalizedOffset < 0) { |
| normalizedOffset += Math.pow(2, 32); |
| } |
| |
| for (var j = 0; j < testRanges.length; j++) { |
| test(function() { |
| if (testRangesCached[j] === undefined) { |
| try { |
| testRangesCached[j] = rangeFromEndpoints(eval(testRanges[i])); |
| } catch(e) { |
| testRangesCached[j] = null; |
| } |
| } |
| assert_not_equals(testRangesCached[j], null, |
| "Setting up the range failed"); |
| |
| var range = testRangesCached[j].cloneRange(); |
| |
| // "If node's root is different from the context object's root, |
| // throw a "WrongDocumentError" exception and terminate these |
| // steps." |
| if (furthestAncestor(node) !== furthestAncestor(range.startContainer)) { |
| assert_throws("WRONG_DOCUMENT_ERR", function() { |
| range.comparePoint(node, offset); |
| }, "Must throw WrongDocumentError if node and range have different roots"); |
| return; |
| } |
| |
| // "If node is a doctype, throw an "InvalidNodeTypeError" exception |
| // and terminate these steps." |
| if (node.nodeType == Node.DOCUMENT_TYPE_NODE) { |
| assert_throws("INVALID_NODE_TYPE_ERR", function() { |
| range.comparePoint(node, offset); |
| }, "Must throw InvalidNodeTypeError if node is a doctype"); |
| return; |
| } |
| |
| // "If offset is greater than node's length, throw an |
| // "IndexSizeError" exception and terminate these steps." |
| if (normalizedOffset > nodeLength(node)) { |
| assert_throws("INDEX_SIZE_ERR", function() { |
| range.comparePoint(node, offset); |
| }, "Must throw IndexSizeError if offset is greater than length"); |
| return; |
| } |
| |
| // "If (node, offset) is before start, return −1 and terminate |
| // these steps." |
| if (getPosition(node, normalizedOffset, range.startContainer, range.startOffset) === "before") { |
| assert_equals(range.comparePoint(node, offset), -1, |
| "Must return -1 if point is before start"); |
| return; |
| } |
| |
| // "If (node, offset) is after end, return 1 and terminate these |
| // steps." |
| if (getPosition(node, normalizedOffset, range.endContainer, range.endOffset) === "after") { |
| assert_equals(range.comparePoint(node, offset), 1, |
| "Must return 1 if point is after end"); |
| return; |
| } |
| |
| // "Return 0." |
| assert_equals(range.comparePoint(node, offset), 0, |
| "Must return 0 if point is neither before start nor after end"); |
| }, "Point " + i + " " + testPoints[i] + ", range " + j + " " + testRanges[j]); |
| } |
| } |
| |
| testDiv.style.display = "none"; |
| </script> |
