update for AddValidatorEvent

[cheng762]

No description provided.

[codecov-commenter]

Codecov Report

Merging #2187 (193a889) into feature/bump-version-to-1.5.0 (1569fd5) will decrease coverage by 0.07%.
Report is 99 commits behind head on feature/bump-version-to-1.5.0.
The diff coverage is 20.87%.

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

@@                        Coverage Diff                        @@
##           feature/bump-version-to-1.5.0    #2187      +/-   ##
=================================================================
- Coverage                          54.93%   54.86%   -0.07%     
=================================================================
  Files                                595      595              
  Lines                             108552   108829     +277     
=================================================================
+ Hits                               59629    59707      +78     
- Misses                             44366    44544     +178     
- Partials                            4557     4578      +21     

Flag	Coverage Δ
unittests	54.86% <20.87%> (-0.07%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
accounts/abi/bind/backends/simulated.go	62.12% <100.00%> (ø)
consensus/cbft/sync_process.go	69.98% <100.00%> (+0.75%)	⬆️
consensus/cbft/types/crypto.go	83.46% <100.00%> (+3.62%)	⬆️
core/snapshotdb/blockdata.go	87.73% <100.00%> (ø)
core/snapshotdb/chain_mock.go	76.11% <100.00%> (ø)
core/snapshotdb/db.go	59.34% <100.00%> (ø)
core/snapshotdb/journal.go	64.28% <100.00%> (ø)
core/state/snapshot/difflayer.go	81.52% <ø> (ø)
core/types/block.go	11.85% <ø> (ø)
eth/downloader/downloader.go	68.01% <100.00%> (-0.14%)	⬇️
... and 43 more

... and 16 files with indirect coverage changes