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Issue 2429113002:
Don't update height in LayoutBlock::markFixedPositionObjectForLayoutIfNeeded. (Closed)
| Index: third_party/WebKit/LayoutTests/fast/block/positioning/fixed-in-abs-height-change.html |
| diff --git a/third_party/WebKit/LayoutTests/fast/block/positioning/fixed-in-abs-height-change.html b/third_party/WebKit/LayoutTests/fast/block/positioning/fixed-in-abs-height-change.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..34c01fdb1ebdda27899fc5635338601298124ffc |
| --- /dev/null |
| +++ b/third_party/WebKit/LayoutTests/fast/block/positioning/fixed-in-abs-height-change.html |
| @@ -0,0 +1,39 @@ |
| +<!DOCTYPE html> |
| +<script src="../../../resources/testharness.js"></script> |
| +<script src="../../../resources/testharnessreport.js"></script> |
| +<style> |
| + |
| +.fixed { |
| + left: 100px; |
| + width: 600px; |
| + height: 25%; |
| + position: fixed; |
| +} |
| +.box { |
| + position: absolute; |
| + bottom: 0; |
| + width: 600px; |
| + height: 100px; |
| + background: lightblue; |
| +} |
| + |
| +</style> |
| +<div style="position: absolute"> |
| + <div class="fixed"> |
| + <div class="box"></div> |
| + </div> |
| +</div> |
| +<script> |
| + |
| +test(() => { |
| + // Force initial layout. |
| + document.body.offsetHeight; |
| + |
| + var fixed = document.querySelector(".fixed"); |
| + var box = document.querySelector(".box"); |
| + fixed.style.height = "75%"; |
| + |
| + assert_equals(box.offsetTop, 350); |
|
mstensho (USE GERRIT)
2016/10/19 18:24:30
This value depends on the viewport height, which i
skobes
2016/10/19 21:48:40
Good point, done.
|
| +}, "Fixed-pos in abs-pos container updates children on height change."); |
| + |
| +</script> |
