Added test for broadcast endpoint to test suite
Added test for broadcast endpoint to test suite

rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark,rexxars/sse-broadcast-benchmark