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LibWeb: Forbid using CSS::Length as reference value in resolved()

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CSSPixels should not be wrapped into CSS::Length before being passed
to resolved() to end up resolving percentages without losing
precision.

Fixes thrashing layout when 33.3333% width is used together with
"box-sizing: border-box".
This commit is contained in:
Aliaksandr Kalenik 2024-01-07 01:09:09 +01:00 • committed by Andreas Kling
parent f2cd120fd3
commit 4bc38300ad
10 changed files with 40 additions and 17 deletions
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13
Tests/LibWeb/Layout/expected/flex/columns-33-percent-width.txt Normal file
View file

@ -0,0 +1,13 @@
Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (0,0) content-size 800x116 [BFC] children: not-inline
Box <body> at (8,8) content-size 500x100 flex-container(row) [FFC] children: not-inline
BlockContainer <div> at (8,8) content-size 166.65625x100 flex-item [BFC] children: not-inline
BlockContainer <div> at (174.65625,8) content-size 166.65625x100 flex-item [BFC] children: not-inline
BlockContainer <div> at (341.3125,8) content-size 166.65625x100 flex-item [BFC] children: not-inline
ViewportPaintable (Viewport<#document>) [0,0 800x600]
PaintableWithLines (BlockContainer<HTML>) [0,0 800x116]
PaintableBox (Box<BODY>) [8,8 500x100]
PaintableWithLines (BlockContainer<DIV>) [8,8 166.65625x100]
PaintableWithLines (BlockContainer<DIV>) [174.65625,8 166.65625x100]
PaintableWithLines (BlockContainer<DIV>) [341.3125,8 166.65625x100]

4
Tests/LibWeb/Layout/expected/grid/grid-item-percentage-margins.txt
View file

@ -3,9 +3,9 @@ Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <body> at (8,8) content-size 784x17.46875 children: not-inline
BlockContainer <div> at (8,8) content-size 784x17.46875 children: not-inline
Box <div.grid> at (8,8) content-size 784x17.46875 [GFC] children: not-inline
BlockContainer <div.item> at (243.203125,8) content-size 313.59375x17.46875 [BFC] children: inline
BlockContainer <div.item> at (243.1875,8) content-size 313.625x17.46875 [BFC] children: inline
line 0 width: 121.0625, height: 17.46875, bottom: 17.46875, baseline: 13.53125
frag 0 from TextNode start: 0, length: 16, rect: [243.203125,8 121.0625x17.46875]
frag 0 from TextNode start: 0, length: 16, rect: [243.1875,8 121.0625x17.46875]
"A filthy t-shirt"
TextNode <#text>

16
Tests/LibWeb/Layout/input/flex/columns-33-percent-width.html Normal file
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@ -0,0 +1,16 @@
<!doctype html><style>
* {
box-sizing: border-box;
}
body {
display: flex;
flex-wrap: wrap;
background: black;
width: 500px;
}
div {
flex-basis: 33.3333%;
height: 100px;
background: magenta;
}
</style><body><div></div><div></div><div></div>