| <!DOCTYPE html> |
| <meta charset="windows-1251"> |
| <title>JSON documents are decoded as UTF-8 by default</title> |
| <link rel="help" href="https://datatracker.ietf.org/doc/html/rfc8259#section-8.1"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <body> |
| <script> |
| const utf8 = '{"text":"\u2603\u00e9"}'; |
| |
| function loadJSON(query) { |
| return new Promise((resolve, reject) => { |
| const frame = document.createElement("iframe"); |
| frame.onload = () => { |
| const text = frame.contentDocument.body.textContent; |
| frame.remove(); |
| resolve(text); |
| }; |
| frame.onerror = () => { frame.remove(); reject(new Error("load failed")); }; |
| frame.src = "resources/json-charset.py" + query; |
| document.body.appendChild(frame); |
| }); |
| } |
| |
| promise_test(async () => { |
| assert_equals(await loadJSON(""), utf8); |
| }, "application/json with no charset is decoded as UTF-8 under a windows-1251 parent frame"); |
| |
| promise_test(async () => { |
| assert_equals(await loadJSON("?charset=utf-8"), utf8); |
| }, "application/json;charset=utf-8 is decoded as UTF-8"); |
| |
| promise_test(async () => { |
| assert_equals(await loadJSON("?type=text/json"), utf8); |
| }, "text/json with no charset is decoded as UTF-8"); |
| |
| promise_test(async () => { |
| assert_not_equals(await loadJSON("?charset=windows-1251"), utf8); |
| }, "application/json;charset=windows-1251 honors the explicit charset"); |
| </script> |
| </body> |
