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Unified Diff: third_party/WebKit/LayoutTests/fragmentation/change-fragmentainer-height-line-float.html

Issue 2539813002: Avoid rogue line float re-layout. (Closed)
Patch Set: Created 4 years, 1 month ago
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Index: third_party/WebKit/LayoutTests/fragmentation/change-fragmentainer-height-line-float.html
diff --git a/third_party/WebKit/LayoutTests/fragmentation/change-fragmentainer-height-line-float.html b/third_party/WebKit/LayoutTests/fragmentation/change-fragmentainer-height-line-float.html
new file mode 100644
index 0000000000000000000000000000000000000000..d307aa010be7bf4882ed6b192cd65a6de0f31e7e
--- /dev/null
+++ b/third_party/WebKit/LayoutTests/fragmentation/change-fragmentainer-height-line-float.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<p>There should be a blue square below.</p>
+<div id="multicol" style="position:relative; columns:2; column-fill:auto; line-height:20px; width:100px; height:100px;">
+ <br>
+ <div id="elm" style="float:left; width:20px; background:blue;">
+ <div><br></div>
+ </div>
+</div>
+<script src="../resources/testharness.js"></script>
+<script src="../resources/testharnessreport.js"></script>
+<script>
+test(() => {
+ var multicol = document.getElementById("multicol");
+ var elm = document.getElementById("elm");
+ document.body.offsetTop;
+ multicol.style.height = "30px";
+ assert_equals(elm.offsetTop, 0);
+ assert_equals(elm.offsetHeight, 20);
+}, "Push float to next column");
+</script>
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