causalimpact/tests/conftest.py

# MIT License
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# Copyright (c) 2018 Dafiti OpenSource
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"""
General fixtures for tests.
"""
import os

import numpy as np
import pandas as pd
import pytest


@pytest.fixture
def fix_path():
    p = os.path.dirname(os.path.abspath(__file__))
    p = os.path.join(p, 'fixtures')
    return p


@pytest.fixture
def rand_data():
    return pd.DataFrame(np.random.randn(200, 3), columns=["y", "x1", "x2"])


@pytest.fixture
def date_rand_data(rand_data):
    date_rand_data = rand_data.set_index(pd.date_range(
        start='20180101',
        periods=len(rand_data))
    )
    return date_rand_data


@pytest.fixture
def pre_int_period():
    return [0, 99]


@pytest.fixture
def post_int_period():
    return [100, 199]


@pytest.fixture
def pre_str_period():
    return ['20180101', '20180410']


@pytest.fixture
def post_str_period():
    return ['20180411', '20180719']