71 lines
2.1 KiB
Python
71 lines
2.1 KiB
Python
"""Tests for heurams.kernel.algorithms.nsp0.NSP0Algorithm"""
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from copy import deepcopy
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import pytest
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from heurams.kernel.algorithms import algorithms
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from heurams.services import timer
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@pytest.fixture
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def algo():
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return algorithms["NSP-0"]
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@pytest.fixture
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def algodata(sample_algodata_nsp0):
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return sample_algodata_nsp0
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class TestNSP0Defaults:
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def test_defaults_have_important(self, algo):
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assert algo.defaults["important"] == 0
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def test_algo_name(self, algo):
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assert algo.algo_name == "NSP-0"
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class TestNSP0Revisor:
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def test_negative_one_skip(self, algo, algodata):
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d = deepcopy(algodata)
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algo.revisor(d, feedback=-1)
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assert d == algodata
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def test_feedback_three_or_less_sets_interval_one(self, algo, algodata):
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for fb in (0, 1, 2, 3):
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d = deepcopy(algodata)
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algo.revisor(d, feedback=fb)
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assert d["NSP-0"]["interval"] == 1
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assert d["NSP-0"]["important"] == 1
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def test_feedback_greater_than_three_sets_infinite_interval(self, algo, algodata):
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for fb in (4, 5):
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d = deepcopy(algodata)
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algo.revisor(d, feedback=fb)
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assert d["NSP-0"]["interval"] == float("inf")
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assert d["NSP-0"]["important"] == 0
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def test_revisor_updates_dates(self, algo, algodata, timer_context):
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d = deepcopy(algodata)
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algo.revisor(d, feedback=3)
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assert d["NSP-0"]["last_date"] == timer.get_daystamp()
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assert d["NSP-0"]["next_date"] == timer.get_daystamp() + 1
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class TestNSP0IsDue:
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def test_due_when_past(self, algo, algodata, timer_context):
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d = deepcopy(algodata)
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d["NSP-0"]["next_date"] = 100
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assert algo.is_due(d) is True
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def test_not_due_when_future(self, algo, algodata, timer_context):
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d = deepcopy(algodata)
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d["NSP-0"]["next_date"] = 999999
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assert algo.is_due(d) is False
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def test_nextdate_returns_stored(self, algo, algodata):
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d = deepcopy(algodata)
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d["NSP-0"]["next_date"] = 42
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assert algo.nextdate(d) == 42
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