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<!DOCTYPE html>
<!--
[%provenance%]
-->
<html lang="en">
<meta charset="utf-8">
<title>HTTP headers on request for HTML "picture" element source</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/fetch/metadata/resources/helper.sub.js"></script>
<body>
<script>
'use strict';
function induceRequest(url, sourceEl, sourceAttr, attributes) {
const picture = document.createElement('picture');
const els = {
img: document.createElement('img'),
source: document.createElement('source')
};
picture.appendChild(els.source);
picture.appendChild(els.img);
document.body.appendChild(picture);
for (const [ name, value ] of Object.entries(attributes)) {
els.img.setAttribute(name, value);
}
return new Promise((resolve) => {
els[sourceEl].setAttribute(sourceAttr, url);
els.img.onload = els.img.onerror = resolve;
});
}
{%- for subtest in subtests %}
promise_test(() => {
const key = '{{uuid()}}';
return induceRequest(
makeRequestURL(key, [% subtest.origins %]),
'img',
'src',
[%subtest.elementAttrs | default({}) | tojson%]
)
.then(() => retrieve(key))
.then((headers) => {
{%- if subtest.expected == none %}
assert_not_own_property(headers, '[%subtest.headerName%]');
{%- else %}
assert_own_property(headers, '[%subtest.headerName%]');
assert_array_equals(headers['[%subtest.headerName%]'], ['[%subtest.expected%]']);
{%- endif %}
});
}, '[%subtest.headerName%] - img[src] - [%subtest.description | pad("end", ", ")%][%subtest.elementAttrs | collection("attributes")%]');
promise_test(() => {
const key = '{{uuid()}}';
return induceRequest(
makeRequestURL(key, [% subtest.origins %]),
'img',
'srcset',
[%subtest.elementAttrs | default({}) | tojson%]
)
.then(() => retrieve(key))
.then((headers) => {
{%- if subtest.expected == none %}
assert_not_own_property(headers, '[%subtest.headerName%]');
{%- else %}
assert_own_property(headers, '[%subtest.headerName%]');
assert_array_equals(headers['[%subtest.headerName%]'], ['[%subtest.expected%]']);
{%- endif %}
});
}, '[%subtest.headerName%] - img[srcset] - [%subtest.description | pad("end", ", ")%][%subtest.elementAttrs | collection("attributes")%]');
promise_test(() => {
const key = '{{uuid()}}';
return induceRequest(
makeRequestURL(key, [% subtest.origins %]),
'source',
'srcset',
[%subtest.elementAttrs | default({}) | tojson%]
)
.then(() => retrieve(key))
.then((headers) => {
{%- if subtest.expected == none %}
assert_not_own_property(headers, '[%subtest.headerName%]');
{%- else %}
assert_own_property(headers, '[%subtest.headerName%]');
assert_array_equals(headers['[%subtest.headerName%]'], ['[%subtest.expected%]']);
{%- endif %}
});
}, '[%subtest.headerName%] - source[srcset] - [%subtest.description | pad("end", ", ")%][%subtest.elementAttrs | collection("attributes")%]');
{%- endfor %}
</script>
</body>
</html>