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+<!DOCTYPE html>
+<meta charset="utf-8">
+<title>CSS Grid Layout Test: Positioned grid items</title>
+<link rel="help" href="https://drafts.csswg.org/css-grid/#abspos" title="9. Absolute Positioning">
+<link rel="match" href="positioned-grid-items-022-ref.html">
+<meta name="assert" content="Checks that absolutely positioned grid items are properly placed in an undefined grid.">
+<style>
+  #grid {
+    display: grid;
+    width: 100px;
+    height: 100px;
+    background-color: blue;
+    position: relative;
+    padding: 5px;
+  }
+
+  .abspos {
+    position: absolute;
+    top: 0px; bottom: 0px; left: 0px; right: 0px;
+    width: 100%;
+    height: 100%;
+    background-color: hotpink;
+  }
+
+  #start {
+    grid-area: 1/1/auto/auto;
+  }
+
+  #end {
+    grid-area: auto/auto/1/1;
+  }
+
+</style>
+
+  <p>The test passes if it has the same output than the reference.</p>
+
+  <div id="grid">
+    <div class="abspos" id="start"></div>
+    <div class="abspos" id="end"></div>
+  </div>