| <!DOCTYPE html> |
| <title>document preferredStylesheetSet UseCounter</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <style> |
| </style> |
| <script> |
| test(function() { |
| const DocumentGetSelectedStylesheetSet = 2212; // From enums.xml |
| const DocumentSetSelectedStylesheetSet = 2213; // From enums.xml |
| assert_false(internals.isUseCounted(document, DocumentSetSelectedStylesheetSet)); |
| document.selectedStylesheetSet = ''; |
| assert_true(internals.isUseCounted(document, DocumentSetSelectedStylesheetSet)); |
| assert_false(internals.isUseCounted(document, DocumentGetSelectedStylesheetSet)); |
| }, 'document set selectedStylesheetSet is use counted'); |
| </script> |
