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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/the-img-element/adoption.html - WPT Dashboard Interop Dashboard
<!doctype html>
<meta charset=utf-8>
<title>Adopting an image updates the image data</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<div id=log></div>
<!-- tests -->
<div id="adoptTest1"></div>
<picture id="adoptTest2">
<source srcset="/images/green-2x2.png">
</picture>
<script>
function resolve(url) {
if (url === "") {
return url;
}
var a = document.createElement('a');
a.href = url;
return a.href;
}
function t(desc, data, expect) {
async_test(function(t) {
var d = (new DOMParser()).parseFromString(data, 'text/html');
var i = d.querySelector('img');
i.onerror = this.unreached_func('got unexpected error event');
i.onload = this.step_func_done(function() {
assert_equals(i.currentSrc, resolve(expect));
});
var n = d.querySelector('[adopt-node]');
document.adoptNode(n);
}, desc);
}
onload = function() {
t('img (src only)',
'<img src="/images/green-1x1.png" adopt-node>',
'/images/green-1x1.png');
t('img (src only), parent is picture',
'<picture adopt-node><img src="/images/green-1x1.png"></picture>',
'/images/green-1x1.png');
t('img (src only), previous sibling is source',
'<picture adopt-node><source srcset="/images/green-1x1.png"><img src="/images/green-2x2.png"></picture>',
'/images/green-1x1.png');
t('img (srcset 1 cand)',
'<img srcset="/images/green-1x1.png" adopt-node>',
'/images/green-1x1.png');
t('img (srcset 1 cand), parent is picture',
'<picture adopt-node><img srcset="/images/green-1x1.png"></picture>',
'/images/green-1x1.png');
t('img (srcset 1 cand), previous sibling is source',
'<picture adopt-node><source srcset="/images/green-1x1.png"><img srcset="/images/green-2x2.png"></picture>',
'/images/green-1x1.png');
async_test(function(t) {
var d = (new DOMParser()).parseFromString('<template><img src="/images/green-1x1.png"></template>', 'text/html');
var i = d.querySelector('template').content.querySelector('img').cloneNode(1);
i.onerror = this.unreached_func('got unexpected error event');
i.onload = this.step_func_done(function() {
assert_equals(i.currentSrc, resolve('/images/green-1x1.png'));
});
document.getElementById('adoptTest1').appendChild(i);
}, 'adopt a cloned img in template');
async_test(function(t) {
var preload = new Image();
preload.src = '/images/green-1x1.png?' + Math.random();
preload.onload = t.step_func(function() {
var d = (new DOMParser()).parseFromString('<img src="' + preload.src + '">', 'text/html');
var i = d.querySelector('img');
i.onerror = this.unreached_func('got unexpected error event');
i.onload = this.step_func_done(function() {
assert_equals(i.currentSrc, resolve("/images/green-2x2.png"));
});
var p = document.getElementById('adoptTest2');
p.appendChild(i);
});
}, 'adoption is from appendChild');
};
</script>