Feat/improve test coverage 1

[ANIRUDH-333]

Resolves #136
Improves the test coverage in blockstore-mock.ts from 51.25% to 85%

File Name	Statements	Branches	Functions	Lines
Before:
All files	99.05	97.55	96.04	99.05
blockstore-mock.ts	51.25	100	8.33	51.25
After:
All files	99.29	97.57	97.7	99.29
blockstore-mock.ts	85	100	75	85

[ANIRUDH-333]

This was a big change and took significant time. Would this qualify as Large change as per this?

[ANIRUDH-333]

Hii @mistermoe , @csuwildcat , @thehenrytsai , @LiranCohen. Could you please review this?

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.95%. Comparing base (8b6eb13) to head (4622c9c).
Report is 7 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #818      +/-   ##
==========================================
+ Coverage   98.71%   98.95%   +0.23%     
==========================================
  Files          74       74              
  Lines       11469    11508      +39     
  Branches     1652     1672      +20     
==========================================
+ Hits        11322    11388      +66     
+ Misses        141      114      -27     
  Partials        6        6              

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[thehenrytsai]

🙏 🚀