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add unittest to save and read trials file

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This commit is contained in:
Samuel Husso 2018-01-09 12:19:44 +02:00
parent 1647e7a0c1
commit fe2b0c2862
1 changed files with 27 additions and 5 deletions
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32
freqtrade/tests/optimize/test_hyperopt.py
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@ -1,10 +1,6 @@
# pragma pylint: disable=missing-docstring,W0212,C0103
import pickle
import os
import pytest
import freqtrade.optimize.hyperopt
from freqtrade.optimize.hyperopt import calculate_loss, TARGET_TRADES, EXPECTED_MAX_PROFIT, start, \
log_results
log_results, save_trials, read_trials
def test_loss_calculation_prefer_correct_trade_count():
@ -44,6 +40,8 @@ def create_trials(mocker):
return_value=None)
mocker.patch('freqtrade.optimize.hyperopt.read_trials',
return_value=None)
mocker.patch('freqtrade.optimize.hyperopt.os.remove',
return_value=True)
return mocker.Mock(
results=[{
'loss': 1,
@ -199,3 +197,27 @@ def test_resuming_previous_hyperopt_results_succeeds(mocker):
assert current_tries == len(trials.results)
assert total_tries == (current_tries + len(trials.results))
def test_save_trials_saves_trials(mocker):
trials = create_trials(mocker)
mock_dump = mocker.patch('freqtrade.optimize.hyperopt.pickle.dump',
return_value=None)
trials_path = mocker.patch('freqtrade.optimize.hyperopt.TRIALS_FILE',
return_value='ut_trials.pickle')
mocker.patch('freqtrade.optimize.hyperopt.open',
return_value=trials_path)
save_trials(trials, trials_path)
mock_dump.assert_called_once_with(trials, trials_path)
def test_read_trials_returns_trials_file(mocker):
trials = create_trials(mocker)
mock_load = mocker.patch('freqtrade.optimize.hyperopt.pickle.load',
return_value=trials)
mock_open = mocker.patch('freqtrade.optimize.hyperopt.open',
return_value=mock_load)
assert read_trials() == trials
mock_open.assert_called_once()
mock_load.assert_called_once()