CodeRabbit Generated Unit Tests: Add unit tests for PR changes

[coderabbitai]

Unit test generation was requested by @vadikko2.

• [Refactor] Fix Saga and StramHandler typing #55 (comment)

The following files were modified:

• tests/unit/test_saga_dispatcher.py
• tests/unit/test_saga_mediator_edge_cases.py
• tests/unit/test_streaming_dispatcher.py
• tests/unit/test_streaming_mediator_edge_cases.py

[coderabbitai]

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 84.01%. Comparing base (1427c8c) to head (d534ee1).

Additional details and impacted files

@@            Coverage Diff             @@
##           master      #56      +/-   ##
==========================================
+ Coverage   83.93%   84.01%   +0.08%     
==========================================
  Files          70       70              
  Lines        2428     2428              
==========================================
+ Hits         2038     2040       +2     
+ Misses        390      388       -2     

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[codspeed-hq]

CodSpeed Performance Report

Merging this PR will not alter performance

_{Comparing coderabbitai/utg/1427c8c (d534ee1) with master (1427c8c)}

Summary

✅ 54 untouched benchmarks