non-html-documents.html (2059B)
1 <!doctype html> 2 <title>Allow text fragments in HTML documents only</title> 3 <meta charset=utf-8> 4 <meta name="timeout" content="long"> 5 <link rel="help" href="https://wicg.github.io/ScrollToTextFragment/"> 6 <script src="/resources/testharness.js"></script> 7 <script src="/resources/testharnessreport.js"></script> 8 <script src="/resources/testdriver.js"></script> 9 <script src="/resources/testdriver-vendor.js"></script> 10 <script src="/common/utils.js"></script> 11 <script src="stash.js"></script> 12 13 <script> 14 function rAF(win) { 15 return new Promise((resolve) => { 16 win.requestAnimationFrame(resolve); 17 }); 18 } 19 20 function openPopup(url) { 21 return new Promise((resolve) => { 22 test_driver.bless('Open a URL with a text fragment directive', () => { 23 const popup = window.open(url, '_blank', 'width=300,height=300'); 24 popup.onload = () => resolve(popup); 25 }); 26 }); 27 } 28 29 const test_cases = [ 30 { 31 filename: 'text-html.html', 32 expected: 'allowed', 33 }, 34 { 35 filename: 'text-css.css', 36 expected: 'blocked', 37 }, 38 { 39 filename: 'text-javascript.js', 40 expected: 'blocked', 41 }, 42 { 43 filename: 'text-plain.txt', 44 expected: 'allowed', 45 }, 46 { 47 filename: 'application-xml.xml', 48 expected: 'blocked', 49 }, 50 ]; 51 52 for (let test_case of test_cases) { 53 const filename = test_case.filename; 54 const expected = test_case.expected; 55 const mediaType = filename.split('.')[0].replace('-', '/'); 56 57 promise_test(async function (t) { 58 const popup = await openPopup(`resources/${filename}#:~:text=target`); 59 60 // The WPT server should provide the correct content-type header from the 61 // file extension. 62 assert_equals(popup.document.contentType, mediaType); 63 64 // rAF twice in case there is any asynchronicity in scrolling to the target. 65 await rAF(popup); 66 await rAF(popup); 67 68 const did_scroll = popup.scrollY > 0; 69 const expected_scroll = expected == 'allowed'; 70 assert_equals(did_scroll, expected_scroll, 'scrolled to fragment'); 71 72 popup.close(); 73 }, `Text directive ${expected} in ${mediaType}`); 74 } 75 76 </script>