Properly handle stacking context collection for truncated fragments

Before we did not properly descend intro truncated fragments when
collecting stacking contexts. This change makes sure that we descend
properly

Fixes #18254.
Fixes #17072.
This commit is contained in:
Martin Robinson 2017-09-14 19:46:55 +02:00
parent 89d5780570
commit 73c8947b73
4 changed files with 104 additions and 22 deletions

View file

@ -6353,6 +6353,18 @@
{}
]
],
"css/truncated_text_fragment_stacking_context.html": [
[
"/_mozilla/css/truncated_text_fragment_stacking_context.html",
[
[
"/_mozilla/css/truncated_text_fragment_stacking_context_ref.html",
"=="
]
],
{}
]
],
"css/upper_id_attr.html": [
[
"/_mozilla/css/upper_id_attr.html",
@ -10547,6 +10559,11 @@
{}
]
],
"css/truncated_text_fragment_stacking_context_ref.html": [
[
{}
]
],
"css/upper_id_attr_ref.html": [
[
{}
@ -26893,6 +26910,14 @@
"c62420cce19d1d6a7d8700275daaa5ecc10d14c7",
"support"
],
"css/truncated_text_fragment_stacking_context.html": [
"453b01aec6ffd3c854fda854cf81250a332cd55c",
"reftest"
],
"css/truncated_text_fragment_stacking_context_ref.html": [
"4cb902bb7b058748d1702b5033e8cec729431640",
"support"
],
"css/upper_id_attr.html": [
"f9965c1c22379aba20ac08d03a5e0e86cb1d8b99",
"reftest"

View file

@ -0,0 +1,33 @@
<!DOCTYPE html>
<title>Truncated text and inline-blocks combined should not cause a panic</title>
<link rel="match" href="truncated_text_fragment_stacking_context_ref.html" />
<link rel="help" href="https://www.w3.org/TR/css-position-3/#sticky-pos" />
<meta name="assert" content="This test checks that truncated text and inline-blocks don't cause a panic." />
<!-- We are using transparent text here to avoid having to deal with subpixel text rendering issues. -->
<style>
a {
float: left;
color: transparent;
}
p, em {
overflow:hidden
}
em {
display: inline-block;
text-overflow: ellipsis;
color: transparent;
}
div {
position: absolute
}
</style>
<div style="height: 100px; width: 100px; background: green;"></div>
<div>
<a>LINK</a>
<p><em>TEXT</em></p>
</div>

View file

@ -0,0 +1,3 @@
<!DOCTYPE html>
<title>Truncated text and inline-blocks combined should not cause a panic</title>
<div style="width: 100px; height: 100px; background: green"></div>