[2.x] Code coverage fixes

[rennokki]

No description provided.

[codecov-commenter]

Codecov Report

Merging #482 into 2.x will increase coverage by 13.62%.
The diff coverage is 96.49%.

@@             Coverage Diff             @@
##              2.x     #482       +/-   ##
===========================================
+ Coverage   63.84%   77.46%   +13.62%     
===========================================
  Files          52       52               
  Lines        1336     1327        -9     
===========================================
+ Hits          853     1028      +175     
+ Misses        483      299      -184     

Impacted Files	Coverage Δ
src/Statistics/Logger/MemoryStatisticsLogger.php	91.17% <75.00%> (+28.67%)	⬆️
src/Contracts/PushesToPusher.php	100.00% <100.00%> (ø)
...shboard/Http/Controllers/AuthenticateDashboard.php	100.00% <100.00%> (+100.00%)	⬆️
src/Dashboard/Http/Controllers/SendMessage.php	100.00% <100.00%> (+100.00%)	⬆️
src/Dashboard/Http/Controllers/ShowStatistics.php	100.00% <100.00%> (ø)
src/PubSub/Broadcasters/RedisPusherBroadcaster.php	50.00% <100.00%> (+50.00%)	⬆️
src/PubSub/Drivers/RedisClient.php	67.50% <100.00%> (+13.12%)	⬆️
src/Statistics/Drivers/DatabaseDriver.php	77.27% <100.00%> (+50.00%)	⬆️
src/Statistics/Logger/NullStatisticsLogger.php	100.00% <100.00%> (+100.00%)	⬆️
src/WebSockets/WebSocketHandler.php	91.93% <100.00%> (ø)
... and 18 more

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