fallback-nested-var.tentative.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-env/fallback-nested-var.tentative.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

  <head>

    <link rel="help" href="https://drafts.csswg.org/css-env-1/">

    <title>Test that nested var() fallback values work with CSS env vars</title>

    <script src="/resources/testharness.js"></script>

    <script src="/resources/testharnessreport.js"></script>

    <style>

      body {

        --main-bg-color: rgb(0, 128, 0);

        background-color: env(test, var(--main-bg-color));

    </style>

  </head>

  <body>

    <script>

    test(() => {

      const style = window.getComputedStyle(document.body);

      assert_equals(style.getPropertyValue("background-color"), "rgb(0, 128, 0)");

});

    </script>

  </body>

</html>