[GossipSub] Make sure no duplicates are sent to the same peer #370
Description
Summary
It could potentially be the case when a message was propagated to a peer and we then receive IWANT from the same peer asking for the same message.
We should at least add a unit test for this case
Expected behavior
No duplicates
Actual behavior
Probably duplicate
Relevant log output
No response
Possible Solution
No response
Version
No response
Would you like to work on fixing this bug ?
Maybe