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<!doctype html>
<meta charset=utf-8>
<title>Subresources and fragment preservation</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/html/canvas/resources/canvas-tests.js></script>
<div id=log></div>
<!--
The source image is 50h x 100w and its color depends on the fragment.
This image is then drawn on a 50h x 100w transparent black canvas.
-->
<img data-desc="Control"
src="/images/colors.svg#green">
<img data-desc="Redirect with the original URL containing a fragment"
src="../api/resources/redirect.py?simple&location=/images/colors.svg#green">
<img data-desc="Redirect with the response Location header containing a fragment"
src="../api/resources/redirect.py?simple&location=/images/colors.svg%23green">
<img data-desc="Redirect with both the original URL and response Location header containing a fragment"
src="../api/resources/redirect.py?simple&location=/images/colors.svg%23green#red">
<canvas width=100 height=50></canvas>
<script>
setup({ explicit_done:true });
onload = () => {
const canvas = document.querySelector("canvas");
const ctx = canvas.getContext("2d");
document.querySelectorAll("img").forEach(img => {
test(t => {
t.add_cleanup(() => {
ctx.clearRect(0, 0, 100, 50);
});
ctx.drawImage(img, 0, 0);
// canvas, pixelX, pixelY, r, g, b, alpha, ?, ?, tolerance
_assertPixelApprox(canvas, 40, 40, 0, 255, 0, 255, 4);
}, img.dataset.desc);
});
done();
};
</script>
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