Coverage remained the same when pulling eb25626defe55e63a77e54b5723d3be0095d8a74 on thekafkaf:fix-contains-unexpected-false-return into 490c7a25147b0674fc0234d0462726595bd4fd87 on stefankoegl:master.
Coverage remained the same when pulling 1655783c3ae2622c54acefb05b183808305524bc on thekafkaf:fix-contains-unexpected-false-return into 490c7a25147b0674fc0234d0462726595bd4fd87 on stefankoegl:master.
In my opinion, contains should return true when used on the same object