@addTagHelper *, Microsoft.AspNetCore.Mvc.TagHelpers

<!doctype html>
<html>
<head>
    <meta charset="utf-8" />
    <title>Environment</title>
</head>
<body>

    <h2>Environment Tag Helper Test</h2>

    <ul>
        <environment names="Production">
            <li>This will show</li>
        </environment>
        <environment names="production">
            <li>This will show</li>
        </environment>
        <environment names="Development,  Production">
            <li>This will show</li>
        </environment>
        <environment names="Production, Development">
            <li>This will show</li>
        </environment>
        <environment names="Local,Development, Production">
            <li>This will show</li>
        </environment>
        <environment names="Production,">
            <li>This will show</li>
        </environment>
        <environment>
            <li>This will show</li>
        </environment>
        <environment names="">
            <li>This will show</li>
        </environment>
        <environment names=" ">
            <li>This will show</li>
        </environment>
        <environment names="Development">
            <li>FAIL: This should NOT show</li>
        </environment>
        <environment names="Staging,Development">
            <li>FAIL: This should NOT show</li>
        </environment>
    </ul>
</body>
</html>