| Attribute | Type | Description | Required | 
        
          | appconfig | file | The application configuration file to use for the NUnit test domain. If not specified, NAnt will try to use a configuration name matching the file name of the assembly with extension ".config". | False | 
        
          | assemblyname | file | Name of the assembly to search for tests. | False | 
        
          | haltonfailure | bool | Build fails on failure. The default is true. | False | 
        
          | testname | string | Name of a specific testfixture to run. If not specified then all testfixtures are run. | False | 
        
          | transformfile | file | XSLT transform file to use when using the Plainformatter. | False |