stable/freqtrade/tests/test_analyze.py

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# pragma pylint: disable=missing-docstring
import json
import pytest
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import arrow
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from pandas import DataFrame
from freqtrade.analyze import parse_ticker_dataframe, populate_buy_trend, populate_indicators, \
get_buy_signal
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@pytest.fixture
def result():
with open('freqtrade/tests/testdata/btc-eth.json') as data_file:
data = json.load(data_file)
return parse_ticker_dataframe(data['result'], arrow.get('2017-08-30T10:00:00'))
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def test_dataframe_has_correct_columns(result):
assert result.columns.tolist() == \
['close', 'high', 'low', 'open', 'date', 'volume']
def test_dataframe_has_correct_length(result):
assert len(result.index) == 5751
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def test_populates_buy_trend(result):
dataframe = populate_buy_trend(populate_indicators(result))
assert 'buy' in dataframe.columns
assert 'buy_price' in dataframe.columns
def test_returns_latest_buy_signal(mocker):
buydf = DataFrame([{'buy': 1, 'date': arrow.utcnow()}])
mocker.patch('freqtrade.analyze.analyze_ticker', return_value=buydf)
assert get_buy_signal('BTC-ETH')
buydf = DataFrame([{'buy': 0, 'date': arrow.utcnow()}])
mocker.patch('freqtrade.analyze.analyze_ticker', return_value=buydf)
assert not get_buy_signal('BTC-ETH')