third_party/WebKit/LayoutTests/fragmentation/margin-top-at-top-of-fragmentainer.html - Issue 2542723002: Margins that start at fragmentainer boundaries should be collapsed away.

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Unified Diff: third_party/WebKit/LayoutTests/fragmentation/margin-top-at-top-of-fragmentainer.html

Issue 2542723002: Margins that start at fragmentainer boundaries should be collapsed away. (Closed)

Patch Set: Back out an unnecessary and potentially harmful change. Created 4 years ago

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Index: third_party/WebKit/LayoutTests/fragmentation/margin-top-at-top-of-fragmentainer.html

diff --git a/third_party/WebKit/LayoutTests/fragmentation/margin-top-at-top-of-fragmentainer.html b/third_party/WebKit/LayoutTests/fragmentation/margin-top-at-top-of-fragmentainer.html

new file mode 100644

index 0000000000000000000000000000000000000000..6b20f8e978420738995a15acc859a4749aeb12f6

--- /dev/null

+++ b/third_party/WebKit/LayoutTests/fragmentation/margin-top-at-top-of-fragmentainer.html

@@ -0,0 +1,15 @@

+<!DOCTYPE html>

+<p>There should be a blue square below.</p>

+<div style="position:relative; columns:2; column-gap:0; column-fill:auto; width:200px; height:100px;">

+ <div style="height:100px;"></div>

+ <div id="elm" style="margin-top:50px; height:100px; background:blue;"></div>

+</div>

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

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

+<script>

+test(() => {

+ var elm = document.getElementById("elm");

+ assert_equals(elm.offsetLeft, 100);

+ assert_equals(elm.offsetTop, 0);

+}, "Margins should collapse with fragmentainer boundaries");

+</script>