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Auto merge of #16428 - stshine:box-sizing, r=emilio

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layout: Floor to 0 when computing intrinsic sizes with box-sizing:border-box

<!-- Please describe your changes on the following line: -->

Improves bitbucket.

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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).

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- [ ] These changes do not require tests because _____

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This commit is contained in:
bors-servo 2017-04-18 05:30:45 -05:00 • committed by GitHub
commit 349ddb555a
4 changed files with 62 additions and 1 deletions
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2
components/layout/fragment.rs
View file

@ -937,7 +937,7 @@ impl Fragment {
}
if self.style.get_position().box_sizing == box_sizing::T::border_box {
specified -= border_padding
specified = max(Au(0), specified - border_padding);
}
}

25
tests/wpt/mozilla/meta/MANIFEST.json
View file

@ -3131,6 +3131,18 @@
{}
]
],
"css/intrinsic_border_box.html": [
[
"/_mozilla/css/intrinsic_border_box.html",
[
[
"/_mozilla/css/intrinsic_border_box_ref.html",
"=="
]
],
{}
]
],
"css/issue-1324.html": [
[
"/_mozilla/css/issue-1324.html",
@ -8085,6 +8097,11 @@
{}
]
],
"css/intrinsic_border_box_ref.html": [
[
{}
]
],
"css/issue-1324-ref.html": [
[
{}
@ -22132,6 +22149,14 @@
"c78c6c992e47adb47ba00b621210ae8564d46389",
"support"
],
"css/intrinsic_border_box.html": [
"261487f82f350ab020f49f362993b26711a89b5b",
"reftest"
],
"css/intrinsic_border_box_ref.html": [
"9a8f19331c748658b71c85b823b5b3db68e4b7a4",
"support"
],
"css/issue-1324-ref.html": [
"ef2253d5045622f54634dbfa6b6abdef6b6e00a7",
"support"

19
tests/wpt/mozilla/tests/css/intrinsic_border_box.html Normal file
View file

@ -0,0 +1,19 @@
<!doctype html>
<meta charset="utf-8">
<title></title>
<link rel="match" href="intrinsic_border_box_ref.html">
<style>
.outer {
float: left;
box-sizing: border-box;
padding: 0 50px;
}
.inner {
float: left;
width: 100px;
height: 30px;
background: orange;
}
</style>
<div class="outer"><div class="inner"></div></div>
<div class="outer"><div class="inner"></div></div>

17
tests/wpt/mozilla/tests/css/intrinsic_border_box_ref.html Normal file
View file

@ -0,0 +1,17 @@
<!doctype html>
<meta charset="utf-8">
<title></title>
<style>
.outer {
float: left;
padding: 0 50px;
}
.inner {
float: left;
width: 100px;
height: 30px;
background: orange;
}
</style>
<div class="outer"><div class="inner"></div></div>
<div class="outer"><div class="inner"></div></div>