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https://github.com/Telecominfraproject/oopt-gnpy.git
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c20e6fb320
1. Effective area scaling along frequency is implemented by means of a technological model. 2. Raman gain coefficient is extended coherently, including the scaling due to the pump frequency. Change-Id: I4e8b79697500ef0f73ba2f969713d9bdb3e9949c Co-authored-by: Giacomo Borraccini <giacomo.borraccini@polito.it>
57 lines
2.1 KiB
Python
57 lines
2.1 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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Checks that the class SimParams behaves as a mutable Singleton.
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"""
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import pytest
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from pathlib import Path
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from numpy.testing import assert_allclose
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from gnpy.core.parameters import SimParams, FiberParams
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from gnpy.tools.json_io import load_json, Fiber
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TEST_DIR = Path(__file__).parent
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@pytest.mark.usefixtures('set_sim_params')
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def test_sim_parameters():
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sim_params = {'nli_params': {}, 'raman_params': {}}
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SimParams.set_params(sim_params)
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s1 = SimParams()
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assert s1.nli_params.method == 'gn_model_analytic'
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s2 = SimParams()
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assert not s1.raman_params.flag
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sim_params['raman_params']['flag'] = True
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SimParams.set_params(sim_params)
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assert s2.raman_params.flag
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assert s1.raman_params.flag
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def test_fiber_parameters():
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fiber_dict_explicit_g0 = load_json(TEST_DIR/'data'/'test_parameters_fiber_config.json')['params']
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fiber_params_explicit_g0 = FiberParams(**fiber_dict_explicit_g0)
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fiber_dict_default_g0 = load_json(TEST_DIR/'data'/'test_science_utils_fiber_config.json')['params']
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fiber_params_default_g0 = FiberParams(**fiber_dict_default_g0)
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fiber_dict_cr = load_json(TEST_DIR/'data'/'test_old_parameters_fiber_config.json')['params']
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fiber_dict_cr.update(Fiber(**fiber_dict_cr).__dict__)
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fiber_params_cr = FiberParams(**fiber_dict_cr)
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raman_coefficient_explicit_g0 = fiber_params_explicit_g0.raman_coefficient
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raman_coefficient_explicit_g0 =\
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raman_coefficient_explicit_g0.normalized_gamma_raman * fiber_params_explicit_g0._raman_reference_frequency
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raman_coefficient_default_g0 = fiber_params_default_g0.raman_coefficient
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raman_coefficient_default_g0 = \
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raman_coefficient_default_g0.normalized_gamma_raman * fiber_params_default_g0._raman_reference_frequency
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raman_coefficient_cr = fiber_params_cr.raman_coefficient
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raman_coefficient_cr = \
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raman_coefficient_cr.normalized_gamma_raman * fiber_params_cr._raman_reference_frequency
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assert_allclose(raman_coefficient_explicit_g0, raman_coefficient_default_g0, rtol=1e-10)
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assert_allclose(raman_coefficient_explicit_g0, raman_coefficient_cr, rtol=1e-10)
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