Public Shared Function TestConnection( _
   ByVal providerName As String, _
   ByVal userName As String, _
   ByVal password As String, _
   ByVal connectionString As String, _
   ByVal sQLAuthentication As SQLAuthentication, _
   ByRef error As String _
) As Boolean

Dim providerName As String
Dim userName As String
Dim password As String
Dim connectionString As String
Dim sQLAuthentication As SQLAuthentication
Dim error As String
Dim value As Boolean
 
value = DataSourceSql.TestConnection(providerName, userName, password, connectionString, sQLAuthentication, error)

public static bool TestConnection( 
   string providerName,
   string userName,
   string password,
   string connectionString,
   SQLAuthentication sQLAuthentication,
   out string error
)