)funcTestSendWantBlocksTracker(t*testing.T){peers:=testutil.GeneratePeers(2)cids:=testutil.GenerateCids(2)swbt:=newSentWantBlocksTracker()ifswbt.haveSentWantBlockTo(peers[0],cids[0]){t.Fatal("expected not to have sent anything yet")}swbt.addSentWantBlocksTo(peers[0],cids)if!swbt.haveSentWantBlockTo(peers[0],cids[0]){t.Fatal("expected to have sent cid to peer")}if!swbt.haveSentWantBlockTo(peers[0],cids[1]){t.Fatal("expected to have sent cid to peer")}ifswbt.haveSentWantBlockTo(peers[1],cids[0]){t.Fatal("expected not to have sent cid to peer")}}