pingcap / pingcap/tiflash

Add unit test for aggregate functions

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type/testing
Dominant language
C++
Stars
1k
Forks
423
Avg merge
1d 15h
Merged PRs (30d)
24

Description

Add unit test for aggregate functions:

  • add unit test for AVG
  • add unit test for count #4435
  • add unit test for sum
  • add unit test for group_concat
  • add unit test for max
  • add unit test for min
  • add unit test for first_row

Contributor guide

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First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

No test file or entry point is named. Locate the existing unit tests for AVG, count, max, min, or first_row and follow their structure for the remaining aggregate functions. Done means coverage exists for sum and group_concat and the relevant test suite passes.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
databases, testing
Issue type
Refactor
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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