*: some misc modify for testify

[lhy1024]

Signed-off-by: lhy1024 [email protected]

What problem does this PR solve?

Issue Number: Ref #4813.

What is changed and how does it work?

Check List

Tests

• Unit test

Release note

None.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• HunDunDM
• JmPotato

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[codecov]

Codecov Report

Merging #5239 (1c10ee8) into master (6db8815) will increase coverage by 0.10%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #5239      +/-   ##
==========================================
+ Coverage   75.46%   75.56%   +0.10%     
==========================================
  Files         310      310              
  Lines       30708    30695      -13     
==========================================
+ Hits        23174    23195      +21     
+ Misses       5529     5497      -32     
+ Partials     2005     2003       -2     

Flag	Coverage Δ
unittests	75.56% <ø> (+0.10%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/testutil/operator_check.go	89.00% <ø> (+10.23%)	⬆️
pkg/errs/errs.go	75.00% <0.00%> (-25.00%)	⬇️
pkg/etcdutil/etcdutil.go	84.88% <0.00%> (-3.49%)	⬇️
server/election/leadership.go	77.31% <0.00%> (-3.10%)	⬇️
server/schedule/labeler/rules.go	87.50% <0.00%> (-2.28%)	⬇️
server/region_syncer/client.go	85.82% <0.00%> (-2.24%)	⬇️
client/base_client.go	79.38% <0.00%> (-2.07%)	⬇️
server/api/region.go	67.38% <0.00%> (-1.92%)	⬇️
server/schedule/operator_controller.go	85.77% <0.00%> (-0.81%)	⬇️
server/cluster/cluster.go	83.54% <0.00%> (-0.37%)	⬇️
... and 11 more

---

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[lhy1024]

/merge

[ti-chi-bot]

@lhy1024: It seems you want to merge this PR, I will help you trigger all the tests:

/run-all-tests

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the ti-community-infra/tichi repository.

[ti-chi-bot]

This pull request has been accepted and is ready to merge.

Commit hash: 1c10ee8

[JmPotato]

/rebuild