Hallvictoria/flaky unit tests

[hallvictoria]

Description

Fixes #

---

PR information

• [ ] The title of the PR is clear and informative.
• [ ] There are a small number of commits, each of which has an informative message. This means that previously merged commits do not appear in the history of the PR. For information on cleaning up the commits in your pull request, see this page.
• [ ] If applicable, the PR references the bug/issue that it fixes in the description.
• [ ] New Unit tests were added for the changes made and CI is passing.

Quality of Code and Contribution Guidelines

• [ ] I have read the contribution guidelines.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 32.41%. Comparing base (c681591) to head (26b3f37). Report is 4 commits behind head on dev.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## dev #1413 +/- ## =========================================== - Coverage 85.46% 32.41% -53.05% =========================================== Files 35 35 Lines 1968 1968 Branches 370 370 =========================================== - Hits 1682 638 -1044 - Misses 213 1329 +1116 + Partials 73 1 -72 ``` | [Flag](https://app.codecov.io/gh/Azure/azure-functions-python-worker/pull/1413/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Azure) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/Azure/azure-functions-python-worker/pull/1413/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Azure) | `32.41% <ø> (-53.00%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=Azure#carryforward-flags-in-the-pull-request-comment) to find out more.

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