How to verify ULS log and Usage log file access in SharePoint 2013 via PowerShell

verify_logfileaccess.ps1

$usageservice = Get-SPUsageservice
$servers = Get-SpServer | ? {$_.Role -ne "Invalid"}
$usagelogdirunc = $usageservice.UsageLogDir -replace ':','$'
foreach 
($server in $servers)
{
$testuncpath = '\\' + $server.Address + '\' + $usagelogdirunc
$testuncpath
get-acl -Path $testuncpath | select -expand access | ? {$_.IdentityReference -like "*WSS_WPG" -or $.IdentityReference -like "*WSS_Admin_WPG"}
# get-acl -Path $testuncpath | select -expand access | ? {$_.IdentityReference -like "*Administrators"} 
}