Bug 1523562 [wpt PR 14844] - Mark top estimate for bottom-aligned OOFs as bogus when fragmented., a=testonly

Automatic update from web-platform-tests Mark top estimate for bottom-aligned OOFs as bogus when fragmented. As the code already points out, the block-start estimate for block-end aligned out-of-flow positioned objects cannot be determined without laying out. Make sure that we really lay out. Bug: 921546 Change-Id: Id49b7b846886070ce3e49e0220a7b6378e1f9d6a Reviewed-on: https://chromium-review.googlesource.com/c/1409442 Commit-Queue: Emil A Eklund <eae@chromium.org> Reviewed-by: Emil A Eklund <eae@chromium.org> Cr-Commit-Position: refs/heads/master@{#622492} -- wpt-commits: ee7f5abb55093e964bb09e00f3a765603e1dadde wpt-pr: 14844
2019-01-31 18:54:53 +00:00 · 2019-01-31 18:54:53 +00:00 · f0e3859840
--- a/testing/web-platform/tests/css/css-break/block-end-aligned-abspos-nested.html
+++ b/testing/web-platform/tests/css/css-break/block-end-aligned-abspos-nested.html
@ -0,0 +1,22 @@
+<!DOCTYPE html>
+<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
+<link rel="help" href="https://www.w3.org/TR/css-break-3/#transforms">
+<link rel="help" href="https://www.w3.org/TR/CSS22/visudet.html#abs-non-replaced-height">
+<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
+<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
+<div style="position:relative;">
+  <div style="position:absolute; top:50px; width:50px; height:50px; background:red;"></div>
+</div>
+<div id="multicol" style="columns:2; column-fill:auto; column-gap:0; width:101px; height:100px; background:green;">
+  <div style="position:relative; height:100px;">
+    <div style="position:absolute; bottom:0;">
+      <div style="position:absolute; bottom:0;">
+        <div style="width:50px; height:50px; background:green;"></div>
+      </div>
+    </div>
+  </div>
+</div>
+<script>
+  document.body.offsetTop;
+  document.getElementById("multicol").style.width = "100px";
+</script>