element-video-poster.sub.html (1664B)
1 <!DOCTYPE html> 2 <!-- 3 [%provenance%] 4 --> 5 <html lang="en"> 6 <meta charset="utf-8"> 7 <title>HTTP headers on request for HTML "video" element "poster"</title> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <script src="/fetch/metadata/resources/helper.sub.js"></script> 11 <body> 12 <script> 13 'use strict'; 14 15 const params = { 16 body: ` 17 <svg xmlns="http://www.w3.org/2000/svg" width="123" height="123"> 18 <rect fill="lime" width="123" height="123"/> 19 </svg> 20 `, 21 mime: 'image/svg+xml' 22 }; 23 24 function induceRequest(t, url) { 25 var video = document.createElement('video'); 26 video.setAttribute('poster', url); 27 document.body.appendChild(video); 28 29 const poll = () => { 30 if (video.clientWidth === 123) { 31 return; 32 } 33 34 return new Promise((resolve) => t.step_timeout(resolve, 0)) 35 .then(poll); 36 }; 37 t.add_cleanup(() => video.remove()); 38 39 return poll(); 40 } 41 42 {%- for subtest in subtests %} 43 44 promise_test((t) => { 45 const key = '{{uuid()}}'; 46 47 return induceRequest(t, makeRequestURL(key, [% subtest.origins %], params)) 48 .then(() => retrieve(key)) 49 .then((headers) => { 50 {%- if subtest.expected == none %} 51 assert_not_own_property(headers, '[%subtest.headerName%]'); 52 {%- else %} 53 assert_own_property(headers, '[%subtest.headerName%]'); 54 assert_array_equals(headers['[%subtest.headerName%]'], ['[%subtest.expected%]']); 55 {%- endif %} 56 }); 57 }, '[%subtest.headerName%][%subtest.description | pad("start", " - ")%]'); 58 59 {%- endfor %} 60 </script> 61 </body> 62 </html>