| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>document.open UseCounters with three arguments</title> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <body> |
| <script> |
| const DocumentOpenTwoArgs = 2494; // From public/mojom/web_feature/web_feature.mojom |
| const DocumentOpenTwoArgsWithReplace = 2495; // From public/mojom/web_feature/web_feature.mojom |
| const DocumentOpenThreeArgs = 2496; // From public/mojom/web_feature/web_feature.mojom |
| |
| test(() => { |
| const frame = document.body.appendChild(document.createElement('iframe')); |
| try { |
| assert_false(internals.isUseCounted(frame.contentDocument, DocumentOpenTwoArgs), "DocumentOpenTwoArgs: before"); |
| assert_false(internals.isUseCounted(frame.contentDocument, DocumentOpenTwoArgsWithReplace), "DocumentOpenTwoArgsWithReplace: before"); |
| assert_false(internals.isUseCounted(frame.contentDocument, DocumentOpenThreeArgs), "DocumentOpenThreeArgs: before"); |
| frame.contentDocument.open('about:blank', '_blank', ''); |
| assert_false(internals.isUseCounted(frame.contentDocument, DocumentOpenTwoArgs), "DocumentOpenTwoArgs: after"); |
| assert_false(internals.isUseCounted(frame.contentDocument, DocumentOpenTwoArgsWithReplace), "DocumentOpenTwoArgsWithReplace: after"); |
| assert_true(internals.isUseCounted(frame.contentDocument, DocumentOpenThreeArgs), "DocumentOpenThreeArgs: after"); |
| } finally { |
| frame.remove(); |
| } |
| }, 'document.open() with three arguments'); |
| </script> |
| </body> |
