Fixed tests with data sources

[iluhinsky]

No description provided.

[codecov-commenter]

⚠️ Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

Attention: Patch coverage is 28.25112% with 160 lines in your changes missing coverage. Please review.

Please upload report for BASE (main@f0b23d6). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
acronis-db-bench/engine/workers.go	0.00%	102 Missing ⚠️
benchmark/faker.go	0.00%	22 Missing ⚠️
acronis-db-bench/dataset-source/parquet.go	73.41%	15 Missing and 6 partials ⚠️
acronis-db-bench/engine/helpers.go	0.00%	12 Missing ⚠️
acronis-db-bench/engine/main.go	0.00%	3 Missing ⚠️

❗ Your organization needs to install the Codecov GitHub app to enable full functionality.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #39   +/-   ##
=======================================
  Coverage        ?   39.67%           
=======================================
  Files           ?       93           
  Lines           ?    12977           
  Branches        ?        0           
=======================================
  Hits            ?     5149           
  Misses          ?     7374           
  Partials        ?      454           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.