Yes, this is a unit test file for the EinsteinTrade class. It includes test cases for buying, selling, getting stock prices, and placing orders. The tests use the unittest module and the patch decorator from the unittest.mock module. The test cases check if the trade app functions correctly by comparing expected values with actual values. Overall, it looks like a comprehensive test suite for the EinsteinTrade class.

[kalihatreese]

import requests
import unittest
from unittest.mock import patch
from einstein_trade import EinsteinTrade

class TestEinsteinTrade(unittest.TestCase):
def setUp(self):
self.trade_app = EinsteinTrade()

def test_buy(self):
    self.trade_app.balance = 1000
    self.trade_app.buy("AAPL", 10, 142.82)
    self.assertEqual(self.trade_app.portfolio["AAPL"], 10)
    self.assertEqual(self.trade_app.balance, 1000 - (10 * 142.82))

def test_sell(self):
    self.trade_app.balance = 2000
    self.trade_app.portfolio["AAPL"] = 10
    self.trade_app.sell("AAPL", 3, 142.82)
    self.assertEqual(self.trade_app.portfolio["AAPL"], 7)
    self.assertEqual(self.trade_app.balance, 2000 + (3 * 142.82))

@patch("einstein_trade.requests.get")
def test_get_stock_price(self, mock_get):
    mock_response = mock_get.return_value
    mock_response.status_code = 200
    mock_response.json.return_value = {
        "Global Quote": {
            "05. price": "142.82"
        }
    }
    price = self.trade_app.get_stock_price("AAPL")
    self.assertEqual(price, 142.82)

def test_place_order_buy(self):
    self.trade_app.get_stock_price = lambda symbol: 142.82
    self.trade_app.buy = lambda symbol, quantity, price: None
    self.trade_app.place_order("AAPL", 10, "buy")
    self.assertEqual(self.trade_app.portfolio["AAPL"], 10)

def test_place_order_sell(self):
    self.trade_app.get_stock_price = lambda symbol: 142.82
    self.trade_app.sell = lambda symbol, quantity, price: None
    self.trade_app.portfolio["AAPL"] = 10
    self.trade_app.place_order("AAPL", 3, "sell")
    self.assertEqual(self.trade_app.portfolio["AAPL"], 7)

if name == "main":
unittest.main()

[kalihatreese]

Yes, I see that you have written unit tests for the EinsteinTrade class. It's great to see that you're ensuring the functionality of your code. Keep up the good work!