mirror of
https://github.com/wassname/options_backtester.git
synced 2026-06-27 18:05:27 +08:00
Juan Pablo Amoroso
76 lines
2.7 KiB
Python
76 lines
2.7 KiB
Python
import logging
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import unittest
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from unittest.mock import patch
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import os
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import shutil
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import pandas as pd
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from data_scraper import tiingo
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logging.disable(level=logging.CRITICAL)
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class TestTiingo(unittest.TestCase):
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"""Tests Tiingo data scraper"""
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test_dir = os.path.join(os.getcwd(), os.path.dirname(__file__))
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test_data_path = os.path.realpath(os.path.join(test_dir, "data"))
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tiingo_data_path = os.path.join(test_data_path, "tiingo")
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@classmethod
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def setUpClass(cls):
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assert "TIINGO_API_KEY" in os.environ, "$TIINGO_API_KEY env variable must be set"
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cls.save_data_path = os.environ.get("SAVE_DATA_PATH", None)
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os.environ["SAVE_DATA_PATH"] = cls.test_data_path
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@classmethod
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def tearDownClass(cls):
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if cls.save_data_path:
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os.environ["SAVE_DATA_PATH"] = cls.save_data_path
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@patch("data_scraper.tiingo.slack_notification", return_value=None)
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def test_fetch_gld(self, mocked_notification):
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"""Fetch GLD data"""
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tiingo.fetch_data(["GLD"])
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gld_dir = os.path.join(TestTiingo.tiingo_data_path, "GLD")
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self.addCleanup(TestTiingo.remove_files, gld_dir)
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if self.assertTrue(os.path.exists(gld_dir)):
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self.assertTrue(mocked_notification.called)
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file_name = "GLD_" + pd.Timestamp.today().strftime(
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"%Y%m%d") + ".csv"
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file_path = os.path.join(gld_dir, file_name)
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gld_df = pd.read_csv(file_path)
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self.assertTrue(all(gld_df["symbol"] == "GLD"))
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expected_columns = [
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"symbol", "date", "adjClose", "adjHigh", "adjLow", "adjOpen",
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"adjVolume", "close", "divCash", "high", "low", "open",
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"splitFactor", "volume"
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]
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self.assertEqual(gld_df.columns, expected_columns)
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@patch("data_scraper.tiingo.slack_notification", return_value=None)
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def test_fetch_invalid_symbol(self, mocked_notification):
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"""Fetching invalid symbol data should send notification"""
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tiingo.fetch_data(["FOOBAR"])
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self.assertTrue(mocked_notification.called)
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@patch("data_scraper.tiingo.pdr.get_data_tiingo") # mock pandas_datareader
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@patch("data_scraper.tiingo.slack_notification", return_value=None)
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def test_no_connection(self, mocked_notification, mocked_pdr):
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"""Raise ConnectionError and send notification when host is unreachable"""
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mocked_pdr.side_effect = ConnectionError("This is a test")
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with self.assertRaises(ConnectionError):
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tiingo.fetch_data(["IBM"])
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self.assertTrue(mocked_notification.called)
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def remove_files(file_path):
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if os.path.exists(file_path):
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shutil.rmtree(file_path)
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if __name__ == "__main__":
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unittest.main()
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