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+<!DOCTYPE html>
+<title>CSS Grid: indefinite grid container and percentage columns.</title>
+<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com"/>
+<link rel="help" href="https://drafts.csswg.org/css-grid-1/#valdef-grid-template-columns-length-percentage"/>
+<meta name="assert" content="Checks that percentage columns are only indefinite during intrinsic size computation. Aftewards, they are properly resolved against the grid container intrinsic sizes."/>
+<link rel="issue" href="https://crbug.com/616716"/>
+<link rel="stylesheet" href="/css/support/grid.css"/>
+<link rel="stylesheet" href="/css/support/width-keyword-classes.css"/>
+<link rel="stylesheet" type="text/css" href="/fonts/ahem.css"/>
+<style>
+.wrapper {
+    position: relative;
+    clear: both;
+}
+
+.grid {
+    font: 10px/1 Ahem;
+}
+
+.float {
+    float: left;
+}
+
+.abspos {
+    position: absolute;
+}
+
+.fixedSize {
+    width: 200px;
+    height: 200px;
+}
+
+.oneColumn100 {
+    grid-template-columns: 100%;
+}
+
+.oneColumn50 {
+    grid-template-columns: 50%;
+}
+
+.twoColumns {
+    grid-template-columns: 50% 100px;
+}
+</style>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="/resources/check-layout-th.js"></script>
+<script type="text/javascript">
+    setup({ explicit_done: true });
+</script>
+<body onload="document.fonts.ready.then(() => { checkLayout('.grid'); })">
+<div id="log"></div>
+<div class="wrapper">
+    <div class="grid float oneColumn100" data-expected-width="40" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid abspos oneColumn100" data-expected-width="40" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid max-content oneColumn100" data-expected-width="40" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid fit-content oneColumn100" data-expected-width="40" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="40" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid min-content oneColumn100" data-expected-width="20" data-expected-height="20">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="20">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid float oneColumn50" data-expected-width="40" data-expected-height="20">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="20">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid abspos oneColumn50" data-expected-width="40" data-expected-height="20">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="20">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid max-content oneColumn50" data-expected-width="40" data-expected-height="20">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="20">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid fit-content oneColumn50" data-expected-width="40" data-expected-height="20">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="20" data-expected-height="20">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid min-content oneColumn50" data-expected-width="20" data-expected-height="20">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="10" data-expected-height="20">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid float twoColumns" data-expected-width="140" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="70" data-expected-height="10">
+            XX X
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="70" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid abspos twoColumns" data-expected-width="140" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="70" data-expected-height="10">
+            XX X
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="70" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid max-content twoColumns" data-expected-width="140" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="70" data-expected-height="10">
+            XX X
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="70" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid fit-content twoColumns" data-expected-width="140" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="70" data-expected-height="10">
+            XX X
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="70" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid min-content twoColumns" data-expected-width="120" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="60" data-expected-height="10">
+            XX X
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="60" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid float twoColumns" data-expected-width="100" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="10">
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid abspos twoColumns" data-expected-width="100" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="10">
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid max-content twoColumns" data-expected-width="100" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="10">
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid min-content twoColumns" data-expected-width="100" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="10">
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+
+<div class="wrapper">
+    <div class="grid fit-content twoColumns" data-expected-width="100" data-expected-height="10">
+        <div class="firstRowFirstColumn"
+            data-offset-x="0" data-offset-y="0" data-expected-width="50" data-expected-height="10">
+        </div>
+        <div class="firstRowSecondColumn"
+            data-offset-x="50" data-offset-y="0" data-expected-width="100" data-expected-height="10">
+            XX X
+        </div>
+    </div>
+</div>
+</body>