refine 3.x ut for ipex sq and static

[violetch24]

Type of Change

refine ut

Description

increase ut coverage
static: line 89-->93% branch 86-->90%
sq: 77-->98% branch 72-->94%

Expected Behavior & Potential Risk

reach 85% line 80% branch

How has this PR been tested?

ut passed

Dependency Change?

[github-actions]

⚡ Required checks status: All passing 🟢

Groups summary

🟢 Code Scan Tests workflow

Check ID	Status	Error details
Code-Scan	success		✅
Code-Scan (Bandit Code Scan Bandit)	success		✅
Code-Scan (DocStyle Code Scan DocStyle)	success		✅
Code-Scan (Pylint Code Scan Pylint)	success		✅

These checks are required after the changes to neural_compressor/torch/algorithms/smooth_quant/save_load.py, neural_compressor/torch/algorithms/smooth_quant/smooth_quant.py, neural_compressor/torch/algorithms/static_quant/static_quant.py, neural_compressor/torch/algorithms/static_quant/utility.py.

🟢 Model Tests 3x workflow

Check ID	Status	Error details
Model-Test-3x	success		✅
Model-Test-3x (Generate Report GenerateReport)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4_dq_bnb)	success		✅
Model-Test-3x (Run PyTorch Model opt_125m_woq_gptq_int4_dq_ggml)	success		✅

These checks are required after the changes to neural_compressor/torch/algorithms/smooth_quant/save_load.py, neural_compressor/torch/algorithms/smooth_quant/smooth_quant.py, neural_compressor/torch/algorithms/static_quant/static_quant.py, neural_compressor/torch/algorithms/static_quant/utility.py.

🟢 Unit Tests 3x-PyTorch workflow

Check ID	Status	Error details
UT-3x-Torch	success		✅
UT-3x-Torch (Coverage Compare CollectDatafiles)	success		✅
UT-3x-Torch (Unit Test 3x Torch Unit Test 3x Torch)	success		✅
UT-3x-Torch (Unit Test 3x Torch baseline Unit Test 3x Torch baseline)	success		✅

These checks are required after the changes to neural_compressor/torch/algorithms/smooth_quant/save_load.py, neural_compressor/torch/algorithms/smooth_quant/smooth_quant.py, neural_compressor/torch/algorithms/static_quant/static_quant.py, neural_compressor/torch/algorithms/static_quant/utility.py, test/3x/torch/quantization/test_smooth_quant.py, test/3x/torch/quantization/test_static_quant.py.

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