third_party/WebKit/LayoutTests/http/tests/images/force-reload-image-document.html - Issue 2874073003: Add layout tests for ImageLoader::UpdateFromElement(kUpdateForcedReload)

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Side by Side Diff: third_party/WebKit/LayoutTests/http/tests/images/force-reload-image-document.html

Issue 2874073003: Add layout tests for ImageLoader::UpdateFromElement(kUpdateForcedReload) (Closed)

Patch Set: comment Created 3 years, 7 months ago

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	1 <!DOCTYPE html>

	2 <script src="../resources/testharness.js"></script>

	3 <script src="../resources/testharnessreport.js"></script>

	4 <script>

	5 var t = async_test("ForceReload should get a new image for an image document");

	6

	7 function triggerReload() {

	8 // This depends on how image documents are implemented by Blink.

	9 var iframe = document.getElementById('iframe');

	10 var img = iframe.contentDocument.body.getElementsByTagName('img')[0];

	11 var originalWidth = img.width;

	12 var originalHeight = img.height;

	13

	14 img.onerror = t.unreached_func();

	15 img.onload = t.step_func_done(function() {

	16 assert_not_equals(originalWidth, img.width, "Should be reloaded: width");

	17 assert_not_equals(originalHeight, img.height, "Should be reloaded: height");

	18 });

	19

	20 if (window.internals) {

	21 internals.forceImageReload(img);

	22 }

	23 }

	24 </script>

	25

	26 <!-- We call triggerReload() strictly after document load event,

	27 because reloading is not enforced until document load event is finished. -->

	28 <body onload="setTimeout(t.step_func(triggerReload), 0)">

	29 <iframe id="iframe" src="../cache/resources/random-cached-image.php?id=force-rel oad-image-document"></iframe>

	30 </body>

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