You can receive test tBCH
using Electron Cash wallet or
using its SLP version, You can also use tBCH Telegram bot
to get tBCH and test SLP tokens.
Source code: Light Crypto Faucet
For support: SLP bot group
Currently SLP token withdrawal is suspended and
will be resumed after some tests d.v.
For info about SmartBCH testnet net check
SmartBCH Docs , or use this direct link