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31 lines
1.1 KiB
Python
31 lines
1.1 KiB
Python
import pytest
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from akkudoktoreos.prediction.interpolator import get_eos_load_interpolator
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def test_quarter_hour_energy_is_converted_back_to_same_mean_power():
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"""Splitting hourly energy must not change the minute-load probability lookup."""
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interpolator = get_eos_load_interpolator()
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hourly_load_wh = 800.0
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hourly_pv_wh = 1200.0
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slot_duration_h = 0.25
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hourly = interpolator.calculate_self_consumption(hourly_load_wh, hourly_pv_wh)
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quarter_hour = interpolator.calculate_self_consumption(
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(hourly_load_wh / 4) / slot_duration_h,
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(hourly_pv_wh / 4) / slot_duration_h,
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)
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assert quarter_hour == pytest.approx(hourly)
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def test_load_above_probability_grid_uses_highest_supported_distribution():
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"""Out-of-range household load must not make self-consumption jump to zero."""
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interpolator = get_eos_load_interpolator()
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at_boundary = interpolator.calculate_self_consumption(3450.0, 5000.0)
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above_boundary = interpolator.calculate_self_consumption(4000.0, 5000.0)
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assert above_boundary == pytest.approx(at_boundary)
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assert above_boundary > 0.99
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