test(dm): fix unstable tests

[lance6716]

Signed-off-by: lance6716 [email protected]

What problem does this PR solve?

Issue Number: close #5602

What is changed and how it works?

• resume may see old error, so we don't check result: true
• two MySQL sources are concurrent

Check List

Tests

• No code

Questions

Will it cause performance regression or break compatibility?

Do you need to update user documentation, design documentation or monitoring documentation?

Release note

`None`.

[ti-chi-bot]

[REVIEW NOTIFICATION]

This pull request has been approved by:

• GMHDBJD

To complete the pull request process, please ask the reviewers in the list to review by filling /cc @reviewer in the comment.
After your PR has acquired the required number of LGTMs, you can assign this pull request to the committer in the list by filling /assign @committer in the comment to help you merge this pull request.

The full list of commands accepted by this bot can be found here.

Reviewer can indicate their review by submitting an approval review.
Reviewer can cancel approval by submitting a request changes review.

[lance6716]

/cc @sdojjy

[codecov-commenter]

Codecov Report

Merging #6498 (b05f526) into master (f0e21a6) will increase coverage by 0.0215%.
The diff coverage is 78.1170%.

Flag	Coverage Δ
cdc	66.1167% <72.0306%> (+0.0397%)	⬆️
dm	52.0299% <ø> (-0.0429%)	⬇️
engine	64.1587% <90.1515%> (+0.0578%)	⬆️

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

@@               Coverage Diff                @@
##             master      #6498        +/-   ##
================================================
+ Coverage   59.4618%   59.4833%   +0.0215%     
================================================
  Files           762        765         +3     
  Lines         87377      87606       +229     
================================================
+ Hits          51956      52111       +155     
- Misses        30815      30881        +66     
- Partials       4606       4614         +8     

[lance6716]

/cc @lichunzhu @buchuitoudegou

[GMHDBJD]

LGTM

[lance6716]

/merge

[ti-chi-bot]

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

Commit hash: b05f526

[lichunzhu]

LGTM

[ti-chi-bot]

In response to a cherrypick label: new pull request created: #6504.

[ti-chi-bot]

In response to a cherrypick label: new pull request created: #6505.