Pipe: Fixed the test for #17770

[Caideyipi]

Description

As the title said.

---

This PR has:

• been self-reviewed.
  • concurrent read
  • concurrent write
  • concurrent read and write
• added documentation for new or modified features or behaviors.
• added Javadocs for most classes and all non-trivial methods.
• added or updated version, license, or notice information
• added comments explaining the "why" and the intent of the code wherever would not be obvious
  for an unfamiliar reader.
• added unit tests or modified existing tests to cover new code paths, ensuring the threshold
  for code coverage.
• added integration tests.
• been tested in a test IoTDB cluster.

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Key changed/added classes (or packages if there are too many classes) in this PR

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 40.77%. Comparing base (0c25e53) to head (c27322c).
⚠️ Report is 6 commits behind head on master.

Additional details and impacted files

@@ Coverage Diff @@## master #17779 +/- ##
============================================
+ Coverage 40.58% 40.77% +0.18% - Complexity 2575 2610 +35 
============================================
Files 5181 5184 +3 Lines 350404 350727 +323 Branches 44801 44857 +56 ============================================
+ Hits 142225 143010 +785 + Misses 208179 207717 -462 

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud