| 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
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| new file mode 100644
|
| index 0000000000000000000000000000000000000000..d4f643cddfbe453d6022a7b2acced73f9b1e29d5
|
| --- /dev/null
|
| +++ b/third_party/WebKit/LayoutTests/fast/block/positioning/fixed-in-abs-height-change.html
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| @@ -0,0 +1,38 @@
|
| +<!DOCTYPE html>
|
| +<script src="../../../resources/testharness.js"></script>
|
| +<script src="../../../resources/testharnessreport.js"></script>
|
| +<style>
|
| +
|
| +.fixed {
|
| + left: 100px;
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| + width: 600px;
|
| + height: 200px;
|
| + position: fixed;
|
| +}
|
| +.box {
|
| + position: absolute;
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| + bottom: 0;
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| + width: 600px;
|
| + height: 100px;
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| + background: lightblue;
|
| +}
|
| +
|
| +</style>
|
| +<div style="position: absolute">
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| + <div class="fixed">
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| + <div class="box"></div>
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| + </div>
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| +</div>
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| +<script>
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| +
|
| +test(() => {
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| + var fixed = document.querySelector(".fixed");
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| + var box = document.querySelector(".box");
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| +
|
| + assert_equals(box.offsetTop, 100);
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| +
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| + fixed.style.height = "400px";
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| + assert_equals(box.offsetTop, 300);
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| +}, "Fixed-pos in abs-pos container updates children on height change.");
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| +
|
| +</script>
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|
|