Add Tests for PR#1247

[ghost]

This PR adds tests for #1247

Commits:

• Add unit tests for gen_ai/math.py module

This commit adds comprehensive unit tests for the newly added math.py module in the gen_ai package.
The tests cover all functions and classes in the module, including basic arithmetic, factorial,
prime checking, Fibonacci sequence, Calculator class, StringManipulator, DataProcessor,
date parsing, and utility functions. Tests include validation of normal operations,
edge cases, and error handling.

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Codecov Report

Attention: Patch coverage is 0% with 44 lines in your changes missing coverage. Please review.

✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
api/gen_ai/bank.py	0.00%	44 Missing ⚠️

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Codecov Report

Attention: Patch coverage is 0% with 44 lines in your changes missing coverage. Please review.

Project coverage is 95.48%. Comparing base (e463004) to head (8240025).

✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
api/gen_ai/bank.py	0.00%	44 Missing ⚠️

Additional details and impacted files

@@                         Coverage Diff                         @@
##           rvinnakota/test-unit-test-gen-4    #1248      +/-   ##
===================================================================
- Coverage                            95.73%   95.48%   -0.26%     
===================================================================
  Files                                  493      494       +1     
  Lines                                16967    16992      +25     
===================================================================
- Hits                                 16243    16224      -19     
- Misses                                 724      768      +44     

Flag	Coverage Δ
unit	95.48% <0.00%> (-0.26%)	⬇️

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On it! Codecov is generating unit tests for this PR.