Update test according to main PR

[Tigrov]

• Support Traversable values with empty columns for batchInsert() db#820

Q	A
Is bugfix?	❌
New feature?	❌
Breaks BC?	❌
Fixed issues	-

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 98.46%. Comparing base (6f82dfc) to head (94292e7).

Additional details and impacted files

@@            Coverage Diff            @@
##             master     #295   +/-   ##
=========================================
  Coverage     98.46%   98.46%           
  Complexity      339      339           
=========================================
  Files            21       21           
  Lines          1043     1043           
=========================================
  Hits           1027     1027           
  Misses           16       16           

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