Downloads tests and improvements

[nukeop]

No description provided.

[codecov]

Codecov Report

Merging #1116 (5ed4fa1) into master (108ba85) will increase coverage by 1.04%.
The diff coverage is 90.32%.

@@            Coverage Diff             @@
##           master    #1116      +/-   ##
==========================================
+ Coverage   61.88%   62.92%   +1.04%     
==========================================
  Files         283      284       +1     
  Lines        5187     5190       +3     
  Branches      363      365       +2     
==========================================
+ Hits         3210     3266      +56     
+ Misses       1671     1617      -54     
- Partials      306      307       +1     

Impacted Files	Coverage Δ
packages/app/test/testUtils.tsx	92.85% <ø> (ø)
...p/app/components/Downloads/DownloadsList/index.tsx	80.00% <62.50%> (ø)
...p/app/components/Downloads/DownloadsItem/index.tsx	92.30% <80.00%> (ø)
packages/app/app/actions/downloads.ts	76.05% <83.33%> (+26.05%)	⬆️
...app/components/Downloads/DownloadsHeader/index.tsx	92.85% <92.85%> (ø)
packages/app/app/actions/settings.ts	52.94% <100.00%> (+11.76%)	⬆️
packages/app/app/components/Downloads/index.tsx	85.71% <100.00%> (ø)
...es/app/app/containers/DownloadsContainer/index.tsx	100.00% <100.00%> (ø)
packages/app/app/selectors/downloads.ts	100.00% <100.00%> (ø)
packages/app/test/storeBuilders.ts	82.85% <100.00%> (+1.60%)	⬆️
... and 8 more

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