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Unit_Testing.py
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59 lines (49 loc) · 2.05 KB
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import unittest
from utils.exchange_rate_analyzer import ExchangeRateAnalyzer
from unittest.mock import patch
import pandas as pd
class TestExchangeRateAnalyzer(unittest.TestCase):
def setUp(self):
self.api_key = "23a56d651d65db49fee83eb1"
self.base_currency = "AUD"
self.target_currency = "NZD"
self.analyzer = ExchangeRateAnalyzer(self.api_key, self.base_currency, self.target_currency)
@patch('utils.exchange_rate_analyzer.requests.get')
def test_fetch_exchange_rates_success(self, mock_get):
mock_response = {
"result": "success",
"conversion_rates": {
"NZD": 1.07
}
}
mock_get.return_value.status_code = 200
mock_get.return_value.json.return_value = mock_response
rates = self.analyzer.fetch_exchange_rates()
self.assertTrue("NZD" in rates.values())
@patch('utils.exchange_rate_analyzer.requests.get')
def test_fetch_exchange_rates_failure(self, mock_get):
mock_get.return_value.status_code = 403
rates = self.analyzer.fetch_exchange_rates()
self.assertEqual(rates, {})
def test_preprocess_data(self):
df = pd.DataFrame({
"Date": ["2023-06-01", "2023-06-02"],
"Exchange Rate": [1.05, None]
})
df = self.analyzer.preprocess_data(df)
self.assertTrue(df.isna().sum().sum() == 0)
def test_get_statistics(self):
df = pd.DataFrame({
"Date": ["2023-06-01", "2023-06-02", "2023-06-03"],
"Exchange Rate": [1.05, 1.07, 1.06]
})
df = self.analyzer.preprocess_data(df)
best_rate, worst_rate, average_rate, highest_daily_change, lowest_daily_change = self.analyzer.get_statistics(
df)
self.assertEqual(best_rate, 1.07)
self.assertEqual(worst_rate, 1.05)
self.assertAlmostEqual(average_rate, 1.06)
self.assertAlmostEqual(highest_daily_change, 0.02)
self.assertAlmostEqual(lowest_daily_change, -0.01)
if __name__ == '__main__':
unittest.main()