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+<!DOCTYPE html>
+<title>CSS variables loop resolving</title>
+<script src="/MochiKit/MochiKit.js"></script>
+<script src="/tests/SimpleTest/SimpleTest.js"></script>
+<link rel="stylesheet" href="/tests/SimpleTest/test.css" type="text/css">
+<style id="test">
+ #outer {
+ --a: a;
+ --b: b;
+ --c: c;
+ --d: d;
+ --e: e;
+ }
+ #inner {
+ --a: var(--d, ad);
+ --b: var(--d, ad);
+ --c: var(--d, ad);
+ --d: var(--e, de);
+ --e: var(--a, ea) var(--b, eb) var(--c, ec);
+ }
+</style>
+<div id="outer">
+ <div id="inner"></div>
+</div>
+<script>
+let inner_cs = getComputedStyle(document.getElementById("inner"));
+for (let v of ['a', 'b', 'c', 'd', 'e']) {
+ is(inner_cs.getPropertyValue(`--${v}`), "",
+ `Variable --${v} should be eliminated`);
+}
+</script>