test: more unit tests

[aorumbayev]

Description

Please explain the changes you made here

increasing coverage

Checklist

Please, make sure to comply with the checklist below before expecting review

• Code compiles correctly
• Created tests which fail without the change (if possible)
• All tests passing
• Extended the README / documentation, if necessary

[codecov]

Codecov Report

Merging #147 (ea86d42) into main (03544d1) will increase coverage by 2.97%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main     #147      +/-   ##
==========================================
+ Coverage   51.32%   54.29%   +2.97%     
==========================================
  Files          82       82              
  Lines        1884     1884              
  Branches      165      165              
==========================================
+ Hits          967     1023      +56     
+ Misses        900      846      -54     
+ Partials       17       15       -2     

Impacted Files	Coverage Δ
src/redux/slices/applicationSlice.ts	46.08% <0.00%> (+0.86%)	⬆️
src/components/Headers/NavBar.tsx	59.25% <0.00%> (+1.48%)	⬆️
src/components/Dialogs/ManageSwapDialog.tsx	37.59% <0.00%> (+1.50%)	⬆️
src/pages/swap/[proxy]/[escrow].page.tsx	55.73% <0.00%> (+1.63%)	⬆️
src/utils/api/accounts/getPublicSwapCreators.ts	48.38% <0.00%> (+35.48%)	⬆️
src/utils/api/assets/getAssetBalance.ts	45.45% <0.00%> (+36.36%)	⬆️
src/utils/api/accounts/getAssetsForAccount.ts	51.85% <0.00%> (+37.03%)	⬆️
src/utils/api/accounts/optAssetsForAccount.ts	75.00% <0.00%> (+50.00%)	⬆️
src/utils/api/assets/assetsToRawString.ts	100.00% <0.00%> (+83.33%)	⬆️
src/utils/filterAsync.ts	100.00% <0.00%> (+100.00%)	⬆️

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