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| 1 <!DOCTYPE html> |
| 2 <title>NodeFilter UseCounters</title> |
| 3 <script src="../../resources/testharness.js"></script> |
| 4 <script src="../../resources/testharnessreport.js"></script> |
| 5 <script> |
| 6 test(function() { |
| 7 var NodeFilterIsFunction = 1059; // From UseCounter.h |
| 8 |
| 9 assert_false(internals.isUseCounted(document, NodeFilterIsFunction)); |
| 10 |
| 11 var filterCalled = false; |
| 12 var filter = function() { |
| 13 assert_true(internals.isUseCounted(document, NodeFilterIsFunction)); |
| 14 filter.called = true; |
| 15 }; |
| 16 |
| 17 var iterator = document.createNodeIterator(document, 0, filter); |
| 18 iterator.filter.acceptNode(document); |
| 19 assert_true(filter.called); |
| 20 }, 'NodeFilter UseCounter for callback function'); |
| 21 |
| 22 test(function() { |
| 23 var NodeFilterIsObject = 1060; // From UseCounter.h |
| 24 |
| 25 assert_false(internals.isUseCounted(document, NodeFilterIsObject)); |
| 26 |
| 27 var filter = { |
| 28 acceptNodeCalled: false, |
| 29 acceptNode: function() { |
| 30 assert_true(internals.isUseCounted(document, NodeFilterIsObject)); |
| 31 filter.called = true; |
| 32 } |
| 33 }; |
| 34 |
| 35 var iterator = document.createNodeIterator(document, 0, filter); |
| 36 iterator.filter.acceptNode(document); |
| 37 assert_true(filter.called); |
| 38 }, 'NodeFilter UseCounter for callback function'); |
| 39 </script> |
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