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diff --git a/layout/reftests/css-grid/grid-min-max-content-sizing-001.html b/layout/reftests/css-grid/grid-min-max-content-sizing-001.html
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@@ -0,0 +1,105 @@
+<!DOCTYPE HTML>
+<!--
+     Any copyright is dedicated to the Public Domain.
+     http://creativecommons.org/publicdomain/zero/1.0/
+-->
+<html><head>
+  <meta charset="utf-8">
+  <title>CSS Grid Test: Testing grid minmax(min-content,max-content) column/rows</title>
+  <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1151212">
+  <link rel="help" href="http://dev.w3.org/csswg/css-grid/#valdef-grid-template-columns-max-content">
+  <link rel="match" href="grid-min-max-content-sizing-001-ref.html">
+  <style type="text/css">
+body,html { color:black; background:white; font-size:8px; line-height:10px; padding:0; margin:0; }
+
+.grid {
+  display: grid;
+  border: 2px solid green;
+  grid-template-columns: minmax(min-content,max-content) 30px;
+  grid-template-rows: minmax(min-content,max-content);
+  clear: both;
+}
+.float { float:left; clear:both; border: 2px dashed blue; }
+.flex-min {
+  grid-template-columns: minmax(1fr,max-content) 30px;
+  grid-template-rows: minmax(1fr,max-content);
+}
+
+span {
+  background: lime;
+  border-style: solid;
+  border-width: 1px 3px 5px 7px;
+  grid-row: 1;
+}
+
+x10 { display:inline-block; width:10px; height:10px; background:yellow; }
+x30 { display:inline-block; width:30px; height:30px; background:cyan; }
+.c2,.r2 { width:20px; height:20px; background: silver; }
+.r2 { background: pink; }
+.c1 { margin: 1px 3px 5px 7px; grid-column:1; }
+.v {
+  writing-mode:vertical-lr;
+  -webkit-writing-mode:vertical-lr;
+}
+    </style>
+</head>
+<body>
+  
+<div class="grid">
+<span class="c1"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+<div class="grid flex-min">
+<span class="c1"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+<div class="grid float">
+<span class="c1"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+<div class="grid float flex-min">
+<span class="c1"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+
+<div class="grid">
+<span class="c1 v"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+<div class="grid flex-min">
+<span class="c1 v"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+<div class="grid float">
+<span class="c1 v"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+<div class="grid float flex-min">
+<span class="c1 v"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+
+<div class="grid float v">
+<span class="c1 zv"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+
+<div class="grid" style="grid-template-columns: minmax(auto,max-content) 47px;">
+<span class="c1 v" style="min-width:100px"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c1" style="min-width:50px"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c1" style="min-width:10px;max-width:10px"><x10>X</x10><x30>y</x30><x10>z</x10></span>
+<span class="c2"></span>
+<span class="r2" style="grid-row:2"></span>
+</div>
+
+</body>
+</html>