Summary
    Gets a temp directory path by combining it with the root path and temp path.
    
		- Assembly
 - Wyam
.Testing .dll  - Namespace
 - Wyam
.Testing .IO  - Containing Type
 - TestFileSystem
 
Syntax
public DirectoryPath GetTempPath(DirectoryPath path = null)
	Parameters
| Name | Type | Description | 
|---|---|---|
| path | DirectoryPath | The path to combine with the root path and temp path.
    If this is null, returns the root path combined with the temp path. | 
					
Return Value
| Type | Description | 
|---|---|
| DirectoryPath | The temp directory path. | 
