[BUG] Some tests fail intermittently

[imyousuf]

Describe the bug
Some tests seemingly fail intermittently. For example -

--- FAIL: TestBroadcastControllerPost (0.00s)
    --- FAIL: TestBroadcastControllerPost/Success:202-Accepted (0.00s)
        broadcast_test.go:231: 
            	Error Trace:	broadcast_test.go:231
            	Error:      	"{\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft50\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"channel token did not match: sometokenforget vs no-such-token-for-broadcast\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft50\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":403,\"size\":28,\"duration\":0.28833,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft2g\",\"error\":\"sql: no rows in result set\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"error creating message\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft2g\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":500,\"size\":26,\"duration\":0.560721,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft20\",\"messageId\":\"bvpkvtn0s6kqnb8sft6g\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"Message accepted for broadcast\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft20\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":202,\"size\":0,\"duration\":3.0318,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft30\",\"error\":\"sql: no rows in result set\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"no producer found: \"}
                {\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft00\",\"error\":\"sql: no rows in result set\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"no producer found: no-such-producer-id-for-broadcast\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft00\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":401,\"size\":27,\"duration\":3.281869,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft5g\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"producer token did not match: sometokenforget - 0 vs  - \"}
                {\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft60\",\"error\":\"sql: no rows in result set\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"error reading body\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft5g\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":403,\"size\":29,\"duration\":3.075281,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft60\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":500,\"size\":22,\"duration\":3.001693,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft10\",\"messageId\":\"bvpkvtn0s6kqnb8sft7g\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"Message accepted for broadcast\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft10\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":202,\"size\":0,\"duration\":3.523941,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"error\",\"requestId\":\"bvpkvtn0s6kqnb8sft1g\",\"error\":\"duplicate message id for channel\",\"messageId\":\"bvpkvtn0s6kqnb8sft9g\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"message rejected because its duplicate id in channel\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft1g\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":409,\"size\":32,\"duration\":3.652643,\"time\":\"2021-01-04T12:27:18-05:00\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft3g\",\"messageId\":\"bvpkvtn0s6kqnb8sftag\",\"time\":\"2021-01-04T12:27:18-05:00\",\"message\":\"Message accepted for broadcast\"}
                {\"level\":\"info\",\"requestId\":\"bvpkvtn0s6kqnb8sft3g\",\"method\":\"POST\",\"url\":\"/channel/consumer-channel-some-id/broadcast\",\"status\":202,\"size\":0,\"duration\":3.461775,\"time\":\"2021-01-04T12:27:18-05:00\"}" does not contain "bvpkvtn0s6kqnb8sft0g"
            	Test:       	TestBroadcastControllerPost/Success:202-Accepted

It is difficult to reproduce the cause of the test failure.

To Reproduce
Steps to reproduce the behavior:
Keep running the test until it fails.

Expected behavior
Test passes 100% of times.