| Index: LayoutTests/fast/css-grid-layout/absolutely-positioned-grid-children.html | 
| diff --git a/LayoutTests/fast/css-grid-layout/absolutely-positioned-grid-children.html b/LayoutTests/fast/css-grid-layout/absolutely-positioned-grid-children.html | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..8e58d94212cc4d605e6cbf9038223928ffaaeedc | 
| --- /dev/null | 
| +++ b/LayoutTests/fast/css-grid-layout/absolutely-positioned-grid-children.html | 
| @@ -0,0 +1,231 @@ | 
| +<!DOCTYPE html> | 
| +<html> | 
| +<link href="resources/grid.css" rel="stylesheet"> | 
| +<style> | 
| + | 
| +.grid { | 
| +    grid-template-columns: 50px 100px 150px 200px; | 
| +    grid-template-rows: 50px 100px 150px 200px; | 
| +    width: 500px; | 
| +    height: 500px; | 
| +    border: 5px solid black; | 
| +    margin: 30px; | 
| +    padding: 15px; | 
| +    /* Ensures that the grid container is the containing block of the absolutely positioned grid children. */ | 
| +    position: relative; | 
| +} | 
| + | 
| +.absolute { | 
| +    position: absolute; | 
| +} | 
| + | 
| +.thirdRowThirdColumnSpanning2Rows { | 
| +    grid-column: 3; | 
| +    grid-row: 3 / span 2; | 
| +    background-color: maroon; | 
| +} | 
| + | 
| +.thirdRowThirdColumnSpanning2Rows2Columns { | 
| +    grid-column: 3 / span 2; | 
| +    grid-row: 3 / span 2; | 
| +    background-color: aqua; | 
| +} | 
| + | 
| +.endFirstRowEndFirstColumn { | 
| +    background-color: blue; | 
| +    grid-column-end: 2; | 
| +    grid-row-end: 2; | 
| +} | 
| + | 
| +.endFirstRowEndSecondColumn { | 
| +    background-color: lime; | 
| +    grid-column-end: 3; | 
| +    grid-row-end: 2; | 
| +} | 
| + | 
| +.endSecondRowEndFirstColumn { | 
| +    background-color: purple; | 
| +    grid-column-end: 2; | 
| +    grid-row-end: 3; | 
| +} | 
| + | 
| +.endThirdRowEndThirdColumnSpanning2Rows { | 
| +    grid-column-end: 4; | 
| +    grid-row: span 2 / 4; | 
| +    background-color: maroon; | 
| +} | 
| + | 
| +.endThirdRowEndThirdColumnSpanning2Rows2Columns { | 
| +    grid-column: span 2 / 4; | 
| +    grid-row: span 2 / 4; | 
| +    background-color: aqua; | 
| +} | 
| + | 
| +.onlyThirdRowOnlyThirdColumnSpanning2Rows { | 
| +    grid-column: 3 / 4; | 
| +    grid-row: 3 / 5; | 
| +    background-color: maroon; | 
| +} | 
| + | 
| +.onlyThirdRowOnlyThirdColumnSpanning2Rows2Columns { | 
| +    grid-column: 3 / 5; | 
| +    grid-row: 3 / 5; | 
| +    background-color: aqua; | 
| +} | 
| + | 
| +.offsetLeft25 { | 
| +    left: 25px; | 
| +} | 
| + | 
| +.offsetRight50 { | 
| +    right: 50px; | 
| +} | 
| + | 
| +.offsetTop75 { | 
| +    top: 75px; | 
| +} | 
| + | 
| +.offsetBottom100 { | 
| +    bottom: 100px; | 
| +} | 
| + | 
| +.offsetLeftMinus20 { | 
| +    left: -20px; | 
| +} | 
| + | 
| +.offsetRightMinus40 { | 
| +    right: -40px; | 
| +} | 
| + | 
| +.offsetTopMinus60 { | 
| +    top: -60px; | 
| +} | 
| + | 
| +.offsetBottomMinus80 { | 
| +    bottom: -80px; | 
| +} | 
| + | 
| +</style> | 
| +<script src="../../resources/check-layout.js"></script> | 
| +<body onload="checkLayout('.grid')"> | 
| + | 
| +<p>This test checks the behavior of the absolutely positioned grid children.</p> | 
| + | 
| +<div class="grid"> | 
| +    <div class="sizedToGridArea absolute autoRowAutoColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="530" data-expected-height="530"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute firstRowFirstColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="515" data-expected-height="515"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute secondRowFirstColumn" | 
| +        data-offset-x="15" data-offset-y="65" data-expected-width="515" data-expected-height="465"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute firstRowSecondColumn" | 
| +        data-offset-x="65" data-offset-y="15" data-expected-width="465" data-expected-height="515"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute secondRowSecondColumn" | 
| +        data-offset-x="65" data-offset-y="65" data-expected-width="465" data-expected-height="465"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute thirdRowThirdColumnSpanning2Rows" | 
| +        data-offset-x="165" data-offset-y="165" data-expected-width="365" data-expected-height="350"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute thirdRowThirdColumnSpanning2Rows2Columns" | 
| +        data-offset-x="165" data-offset-y="165" data-expected-width="350" data-expected-height="350"> | 
| +    </div> | 
| +</div> | 
| + | 
| +<div class="grid"> | 
| +    <div class="sizedToGridArea absolute endThirdRowEndThirdColumnSpanning2Rows" | 
| +        data-offset-x="15" data-offset-y="65" data-expected-width="315" data-expected-height="250"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute endThirdRowEndThirdColumnSpanning2Rows2Columns" | 
| +        data-offset-x="65" data-offset-y="65" data-expected-width="250" data-expected-height="250"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute endSecondRowEndSecondColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="165" data-expected-height="165"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute endSecondRowEndFirstColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="65" data-expected-height="165"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute endFirstRowEndSecondColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="165" data-expected-height="65"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute endFirstRowEndFirstColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="65" data-expected-height="65"> | 
| +    </div> | 
| +</div> | 
| + | 
| +<div class="grid"> | 
| +    <div class="sizedToGridArea absolute onlyFirstRowOnlyFirstColumn" | 
| +        data-offset-x="15" data-offset-y="15" data-expected-width="50" data-expected-height="50"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute onlySecondRowOnlyFirstColumn" | 
| +        data-offset-x="15" data-offset-y="65" data-expected-width="50" data-expected-height="100"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute onlyFirstRowOnlySecondColumn" | 
| +        data-offset-x="65" data-offset-y="15" data-expected-width="100" data-expected-height="50"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute onlySecondRowOnlySecondColumn" | 
| +        data-offset-x="65" data-offset-y="65" data-expected-width="100" data-expected-height="100"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute onlyThirdRowOnlyThirdColumnSpanning2Rows2Columns" | 
| +        data-offset-x="165" data-offset-y="165" data-expected-width="350" data-expected-height="350"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute onlyThirdRowOnlyThirdColumnSpanning2Rows" | 
| +        data-offset-x="165" data-offset-y="165" data-expected-width="150" data-expected-height="350"> | 
| +    </div> | 
| +</div> | 
| + | 
| +<div class="grid"> | 
| +    <div class="sizedToGridArea absolute autoRowAutoColumn offsetLeft25 offsetTop75" | 
| +        data-offset-x="25" data-offset-y="75" data-expected-width="530" data-expected-height="530"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute firstRowFirstColumn offsetRightMinus40 offsetBottomMinus80" | 
| +        data-offset-x="55" data-offset-y="95" data-expected-width="515" data-expected-height="515"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute secondRowFirstColumn offsetRight50 offsetBottom100" | 
| +        data-offset-x="-35" data-offset-y="-35" data-expected-width="515" data-expected-height="465"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute firstRowSecondColumn offsetLeftMinus20 offsetTopMinus60" | 
| +        data-offset-x="45" data-offset-y="-45" data-expected-width="465" data-expected-height="515"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute secondRowSecondColumn offsetRight50 offsetTop75" | 
| +        data-offset-x="15" data-offset-y="140" data-expected-width="465" data-expected-height="465"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute thirdRowThirdColumnSpanning2Rows offsetLeft25 offsetBottom100" | 
| +        data-offset-x="190" data-offset-y="65" data-expected-width="365" data-expected-height="350"> | 
| +    </div> | 
| +    <div class="sizedToGridArea absolute thirdRowThirdColumnSpanning2Rows2Columns offsetLeftMinus20 offsetRight50 offsetTopMinus60 offsetBottom100" | 
| +        data-offset-x="145" data-offset-y="105" data-expected-width="350" data-expected-height="350"> | 
| +    </div> | 
| +</div> | 
| + | 
| +<div class="grid"> | 
| +    <div> | 
| +        <div class="sizedToGridArea absolute autoRowAutoColumn offsetLeft25 offsetTop75" | 
| +            data-offset-x="25" data-offset-y="75" data-expected-width="530" data-expected-height="530"> | 
| +        </div> | 
| +        <div class="sizedToGridArea absolute firstRowFirstColumn offsetRightMinus40 offsetBottomMinus80" | 
| +            data-offset-x="55" data-offset-y="95" data-expected-width="515" data-expected-height="515"> | 
| +        </div> | 
| +        <div class="sizedToGridArea absolute secondRowFirstColumn offsetRight50 offsetBottom100" | 
| +            data-offset-x="-35" data-offset-y="-35" data-expected-width="515" data-expected-height="465"> | 
| +        </div> | 
| +        <div class="sizedToGridArea absolute firstRowSecondColumn offsetLeftMinus20 offsetTopMinus60" | 
| +            data-offset-x="45" data-offset-y="-45" data-expected-width="465" data-expected-height="515"> | 
| +        </div> | 
| +        <div class="sizedToGridArea absolute secondRowSecondColumn offsetRight50 offsetTop75" | 
| +            data-offset-x="15" data-offset-y="140" data-expected-width="465" data-expected-height="465"> | 
| +        </div> | 
| +        <div class="sizedToGridArea absolute thirdRowThirdColumnSpanning2Rows offsetLeft25 offsetBottom100" | 
| +            data-offset-x="190" data-offset-y="65" data-expected-width="365" data-expected-height="350"> | 
| +        </div> | 
| +        <div class="sizedToGridArea absolute thirdRowThirdColumnSpanning2Rows2Columns offsetLeftMinus20 offsetRight50 offsetTopMinus60 offsetBottom100" | 
| +            data-offset-x="145" data-offset-y="105" data-expected-width="350" data-expected-height="350"> | 
| +        </div> | 
| +    </div> | 
| +</div> | 
| + | 
| +</body> | 
| +</html> | 
|  |