added tests for getBridgeByBridgeUserName
added tests for getBridgeByBridgeUserName

https://app.asana.com/0/202206849274532/216394284456984

kdilts/aaaa-capstone,kdilts/aaaa-capstone,deepdivedylan/aaaa-capstone,deepdivedylan/aaaa-capstone,kdilts/aaaa-capstone,deepdivedylan/aaaa-capstone,deepdivedylan/aaaa-capstone