Script Resource Issue

gistfile1.ps1

       Script MongoDBAdminConfiguration
        {
            SetScript =
            {
                import-module gac
                Add-Type -AssemblyName (Get-GACAssembly "MongoDB.Bson")
                Add-Type -AssemblyName (Get-GACAssembly "MongoDB.Driver")
                $client = new-object MongoDB.Driver.MongoClient("mongodb://localhost")
                $server = $client.GetServer()
                $adminDB = $server.GetDatabase("admin")
                $username = "admin"
                $password = new-object MongoDB.Driver.PasswordEvidence("blahblah")     
                $users = $adminDB.GetCollection("system.users")
                $document = $users.FindOne([MongoDB.Driver.Builders.Query]::EQ("user", $username))
                if ($document -eq $null)
                {
                    $document = new-object MongoDB.Bson.BsonDocument("user", $username)
                }
                $document["pwd"] = [MongoDB.Driver.MongoUser]::HashPassword($username,$password)
                $roles =  new-object MongoDB.Bson.BsonArray
                $roles.Add("userAdminAnyDatabase")
                $document["roles"] = $roles
                @("userAdminAnyDatabase")
                $users.Save($document);
           }
           TestScript =
           {
                import-module gac
                Add-Type -AssemblyName (Get-GACAssembly "MongoDB.Bson")
                Add-Type -AssemblyName (Get-GACAssembly "MongoDB.Driver")
                $client = new-object MongoDB.Driver.MongoClient("mongodb://localhost")
                $server = $client.GetServer()
                $adminDB = $server.GetDatabase("admin")
                $users = $adminDB.GetCollection("system.users")
                $returnvalue = $false
                try
                {
                    $document = $users.FindOne([MongoDB.Driver.Builders.Query]::EQ("user", "user"))
                }
                catch
                {
                    $returnvalue = $true
                }
                return $returnvalue
           }
           GetScript =
           {
                @{"MongoDB"="Configured"}
           }
           Requires = @("[Package]MongoDBDriver","[Archive]PowerShellGAC","[Service]MongoDB")
        }