Upgrade state tests

[chfast]

No description provided.

[codecov]

Codecov Report

Merging #541 (c0ed792) into master (1f92037) will increase coverage by 0.01%.
The diff coverage is 100.00%.

❗ Current head c0ed792 differs from pull request most recent head 7106f4f. Consider uploading reports for the commit 7106f4f to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #541      +/-   ##
==========================================
+ Coverage   97.42%   97.44%   +0.01%     
==========================================
  Files          63       63              
  Lines        6018     6022       +4     
==========================================
+ Hits         5863     5868       +5     
+ Misses        155      154       -1     

Flag	Coverage Δ
blockchaintests	76.96% <ø> (ø)
statetests	73.15% <100.00%> (+0.42%)	⬆️
unittests	89.71% <0.00%> (-0.06%)	⬇️

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Impacted Files	Coverage Δ
test/statetest/statetest.cpp	94.59% <ø> (ø)
test/state/state.cpp	79.31% <100.00%> (+1.66%)	⬆️
test/statetest/statetest_loader.cpp	81.19% <100.00%> (+0.32%)	⬆️