function Test-ConfigurationDataItemHasKeys {
    [CmdletBinding()]
    Param(
        [AllowNull()]
        $Item,
        [Parameter(Mandatory=$true)]
        [String[]]
        $KeyNames
    )

    foreach($KeyName in $KeyNames){
        if(-not (Test-ConfigurationDataItemContainsKey -Item $Item -KeyName $KeyName)){
            return $false
        }
    }

    return $true
}