mirror of
https://github.com/Akkudoktor-EOS/EOS.git
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211 lines
7.3 KiB
Python
211 lines
7.3 KiB
Python
import json
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from pathlib import Path
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from unittest.mock import Mock, patch
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import numpy as np
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import pytest
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import requests
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from akkudoktoreos.core.ems import get_ems
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from akkudoktoreos.prediction.elecpriceakkudoktor import (
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AkkudoktorElecPrice,
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AkkudoktorElecPriceValue,
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ElecPriceAkkudoktor,
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)
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from akkudoktoreos.utils.cacheutil import CacheFileStore
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from akkudoktoreos.utils.datetimeutil import to_datetime
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DIR_TESTDATA = Path(__file__).absolute().parent.joinpath("testdata")
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FILE_TESTDATA_ELECPRICEAKKUDOKTOR_1_JSON = DIR_TESTDATA.joinpath(
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"elecpriceforecast_akkudoktor_1.json"
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)
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@pytest.fixture
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def elecprice_provider(monkeypatch):
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"""Fixture to create a ElecPriceProvider instance."""
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monkeypatch.setenv("elecprice_provider", "ElecPriceAkkudoktor")
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return ElecPriceAkkudoktor()
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@pytest.fixture
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def sample_akkudoktor_1_json():
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"""Fixture that returns sample forecast data report."""
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with open(FILE_TESTDATA_ELECPRICEAKKUDOKTOR_1_JSON, "r") as f_res:
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input_data = json.load(f_res)
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return input_data
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@pytest.fixture
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def cache_store():
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"""A pytest fixture that creates a new CacheFileStore instance for testing."""
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return CacheFileStore()
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# ------------------------------------------------
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# General forecast
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# ------------------------------------------------
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def test_singleton_instance(elecprice_provider):
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"""Test that ElecPriceForecast behaves as a singleton."""
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another_instance = ElecPriceAkkudoktor()
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assert elecprice_provider is another_instance
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def test_invalid_provider(elecprice_provider, monkeypatch):
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"""Test requesting an unsupported elecprice_provider."""
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monkeypatch.setenv("elecprice_provider", "<invalid>")
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elecprice_provider.config.update()
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assert elecprice_provider.enabled() == False
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# ------------------------------------------------
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# Akkudoktor
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# ------------------------------------------------
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@patch("akkudoktoreos.prediction.elecpriceakkudoktor.logger.error")
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def test_validate_data_invalid_format(mock_logger, elecprice_provider):
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"""Test validation for invalid Akkudoktor data."""
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invalid_data = '{"invalid": "data"}'
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with pytest.raises(ValueError):
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elecprice_provider._validate_data(invalid_data)
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mock_logger.assert_called_once_with(mock_logger.call_args[0][0])
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@patch("requests.get")
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def test_request_forecast(mock_get, elecprice_provider, sample_akkudoktor_1_json):
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"""Test requesting forecast from Akkudoktor."""
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# Mock response object
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mock_response = Mock()
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mock_response.status_code = 200
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mock_response.content = json.dumps(sample_akkudoktor_1_json)
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mock_get.return_value = mock_response
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# Preset, as this is usually done by update()
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elecprice_provider.config.update()
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# Test function
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akkudoktor_data = elecprice_provider._request_forecast()
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assert isinstance(akkudoktor_data, AkkudoktorElecPrice)
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assert akkudoktor_data.values[0] == AkkudoktorElecPriceValue(
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start_timestamp=1733785200000,
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end_timestamp=1733788800000,
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start="2024-12-09T23:00:00.000Z",
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end="2024-12-10T00:00:00.000Z",
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marketprice=92.85,
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unit="Eur/MWh",
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marketpriceEurocentPerKWh=9.29,
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)
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@patch("requests.get")
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def test_update_data(mock_get, elecprice_provider, sample_akkudoktor_1_json, cache_store):
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"""Test fetching forecast from Akkudoktor."""
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# Mock response object
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mock_response = Mock()
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mock_response.status_code = 200
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mock_response.content = json.dumps(sample_akkudoktor_1_json)
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mock_get.return_value = mock_response
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cache_store.clear(clear_all=True)
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# Call the method
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ems_eos = get_ems()
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ems_eos.set_start_datetime(to_datetime("2024-12-11 00:00:00", in_timezone="Europe/Berlin"))
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elecprice_provider.update_data(force_enable=True, force_update=True)
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# Assert: Verify the result is as expected
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mock_get.assert_called_once()
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assert (
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len(elecprice_provider) == 73
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) # we have 48 datasets in the api response, we want to know 48h into the future. The data we get has already 23h into the future so we need only 25h more. 48+25=73
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# Assert we get prediction_hours prioce values by resampling
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np_price_array = elecprice_provider.key_to_array(
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key="elecprice_marketprice_wh",
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start_datetime=elecprice_provider.start_datetime,
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end_datetime=elecprice_provider.end_datetime,
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)
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assert len(np_price_array) == elecprice_provider.total_hours
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# with open(FILE_TESTDATA_ELECPRICEAKKUDOKTOR_2_JSON, "w") as f_out:
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# f_out.write(elecprice_provider.to_json())
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@patch("requests.get")
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def test_update_data_with_incomplete_forecast(mock_get, elecprice_provider):
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"""Test `_update_data` with incomplete or missing forecast data."""
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incomplete_data: dict = {"meta": {}, "values": []}
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mock_response = Mock()
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mock_response.status_code = 200
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mock_response.content = json.dumps(incomplete_data)
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mock_get.return_value = mock_response
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with pytest.raises(ValueError):
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elecprice_provider._update_data(force_update=True)
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@pytest.mark.parametrize(
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"status_code, exception",
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[(400, requests.exceptions.HTTPError), (500, requests.exceptions.HTTPError), (200, None)],
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)
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@patch("requests.get")
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def test_request_forecast_status_codes(
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mock_get, elecprice_provider, sample_akkudoktor_1_json, status_code, exception
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):
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"""Test handling of various API status codes."""
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mock_response = Mock()
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mock_response.status_code = status_code
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mock_response.content = json.dumps(sample_akkudoktor_1_json)
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mock_response.raise_for_status.side_effect = (
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requests.exceptions.HTTPError if exception else None
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)
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mock_get.return_value = mock_response
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if exception:
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with pytest.raises(exception):
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elecprice_provider._request_forecast()
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else:
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elecprice_provider._request_forecast()
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@patch("akkudoktoreos.utils.cacheutil.CacheFileStore")
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def test_cache_integration(mock_cache, elecprice_provider):
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"""Test caching of 8-day electricity price data."""
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mock_cache_instance = mock_cache.return_value
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mock_cache_instance.get.return_value = None # Simulate no cache
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elecprice_provider._update_data(force_update=True)
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mock_cache_instance.create.assert_called_once()
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mock_cache_instance.get.assert_called_once()
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def test_key_to_array_resampling(elecprice_provider):
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"""Test resampling of forecast data to NumPy array."""
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elecprice_provider.update_data(force_update=True)
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array = elecprice_provider.key_to_array(
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key="elecprice_marketprice_wh",
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start_datetime=elecprice_provider.start_datetime,
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end_datetime=elecprice_provider.end_datetime,
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)
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assert isinstance(array, np.ndarray)
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assert len(array) == elecprice_provider.total_hours
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# ------------------------------------------------
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# Development Akkudoktor
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# ------------------------------------------------
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@pytest.mark.skip(reason="For development only")
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def test_akkudoktor_development_forecast_data(elecprice_provider):
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"""Fetch data from real Akkudoktor server."""
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# Preset, as this is usually done by update_data()
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elecprice_provider.start_datetime = to_datetime("2024-10-26 00:00:00")
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akkudoktor_data = elecprice_provider._request_forecast()
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with open(FILE_TESTDATA_ELECPRICEAKKUDOKTOR_1_JSON, "w") as f_out:
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json.dump(akkudoktor_data, f_out, indent=4)
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