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# -*- coding: utf-8 -*- |
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"""Tests for Flows with NonConvex attribute |
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SPDX-FileCopyrightText: Deutsches Zentrum für Luft- und Raumfahrt e.V. |
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SPDX-FileCopyrightText: Patrik Schönfeldt |
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SPDX-License-Identifier: MIT |
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""" |
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import pytest |
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from oemof import solph |
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from . import _run_flow_model |
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def test_gradient_limit(): |
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price_pattern = [8] + 8 * [-1] + [8] |
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flow = solph.flows.Flow( |
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nominal_capacity=2, |
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variable_costs=price_pattern, |
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positive_gradient_limit=0.4, |
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negative_gradient_limit=0.25, |
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) |
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flow_result = list(_run_flow_model(flow)["flow"][:-1]) |
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assert flow_result == pytest.approx( |
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[0, 0.8, 1.6, 2.0, 2.0, 2.0, 1.5, 1.0, 0.5, 0] |
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) |
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def test_full_load_time_max(): |
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price_pattern = [-i for i in range(10)] |
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flow = solph.flows.Flow( |
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nominal_capacity=2, |
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variable_costs=price_pattern, |
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full_load_time_max=4.5, |
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) |
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flow_result = list(_run_flow_model(flow)["flow"][:-1]) |
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assert flow_result == pytest.approx(5 * [0] + [1] + 4 * [2]) |
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def test_full_load_time_min(): |
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price_pattern = [i for i in range(10)] |
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flow = solph.flows.Flow( |
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nominal_capacity=2, |
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variable_costs=price_pattern, |
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full_load_time_min=4.5, |
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) |
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flow_result = list(_run_flow_model(flow)["flow"][:-1]) |
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assert flow_result == pytest.approx(4 * [2] + [1] + 5 * [0]) |
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# --- BEGIN: The following code can be removed for versions >= v0.7 --- |
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def test_nominal_capacity_warning(): |
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with pytest.warns(FutureWarning, match="nominal_value"): |
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_ = solph.flows.Flow(nominal_value=2) |
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def test_nominal_capacity_error(): |
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with pytest.raises(AttributeError, match="nominal_capacity"): |
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_ = solph.flows.Flow(nominal_value=2, nominal_capacity=1) |
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def test_minimum_error(): |
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with pytest.raises(AttributeError, match="minimum"): |
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_ = solph.flows.Flow(min=0.5, minimum=0.5) |
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def test_minimum_warning(): |
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with pytest.warns(FutureWarning, match="min"): |
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_ = solph.flows.Flow(min=2, nominal_capacity=5) |
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def test_maximum_warning(): |
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with pytest.warns(FutureWarning, match="max"): |
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_ = solph.flows.Flow(max=2, nominal_capacity=5) |
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def test_maximum_error(): |
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with pytest.raises(AttributeError, match="maximum"): |
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_ = solph.flows.Flow(max=0.5, maximum=0.5) |
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# --- END --- |
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oemof /
oemof-solph
