anchor.diff:      host: 172.16.68.3
       user: root
       password: vmware
  +    default_disk_type: thin
       datacenters:
       - name: BOSH_DC
         vm_folder: prod-vms
  
positive.code: * **host** [String, required]: IP address of the vCenter. Example: `172.16.68.3`.
  * **user** [String, required]: Username for the API access. Example: `root`.
  * **password** [String, required]: Password for the API access. Example: `vmware`
  
  * **datacenters** [Array, optional]: Array of datacenters to use for VM placement. Must have only one.
      * **name** [String, required]: Datacenter name.
  
negative.code: 
  Schema for `cloud_properties` section:
  
  * **type** [String, optional]: Type of the
    [disk](http://pubs.vmware.com/vi-sdk/visdk250/ReferenceGuide/vim.VirtualDiskManager.VirtualDiskType.html):
    `thick`, `thin`, `preallocated`, `eagerZeroedThick`. Defaults to
    `preallocated`. Available in v12. Overrides the global `default_disk_type`.
  
  * **datastores** [Array, optional]: List of datastore names for storing persistent disks. Overrides the global `persistent_datastore_pattern`. These names are exact datastore names and not regex patterns. Available in v23+.
  
  