Tests were added for core methods that were missing tests before. I skipped the casting tests since they weren't working and might be reworked with globalid.
Coverage increased (+0.2%) to 96.512% when pulling 31bfbcb09bbe2db2f0e1d0835098fc015e68d8b7 on encode_merge into 11c5d4d52082ca5833accd1d6c87b63155cca7e9 on master.
Tests were added for core methods that were missing tests before. I skipped the casting tests since they weren't working and might be reworked with globalid.