def test_upd_expense():
"""
Tests for the upd_expense method
"""
manager = ExpenseManager()
expense = Expense(1, "Health", 300, "2020-05-12")
updated_expense = Expense(1, "School", 100.1, "2020-05-11")
# Checks if method exists
assert hasattr(manager, "upd_expense")
# Adds expense
manager.add_expense(expense)
assert manager._expenses[1] == expense
# Checks that update expense works correctly
manager.upd_expense(1, updated_expense)
assert manager._expenses[1] == updated_expense
def test_get_details():
"""
Tests for the get_details method
"""
manager = ExpenseManager()
expense = Expense(1, "School", 200, "2020-02-13")
# Checks if method exists
assert hasattr(manager, "get_details")
# Adds expense
manager.add_expense(expense)
# Checks if correct values are returned
expense_object = manager.get_details(1)
assert getattr(expense_object, "_Category") == "School"
assert getattr(expense_object, "_Amount") == "200.00"
def expense():
## Expense ##
# Get input from html
try:
category = request.form['category']
except KeyError:
flash("Please select a category")
return redirect(url_for("index"))
try:
amount = float(request.form['amount'])
except ValueError:
flash("Please enter a valid number for expense amount")
return redirect(url_for("index"))
if category != "":
# Store as a class Expense object
EM = ExpenseManager()
Next_ID = EM.read_largest_id(expense_csv) + 1 # Assign the next ID#
expense = Expense(Next_ID, category, amount)
# Add the expense into the Expense Manager
EM.add_expense(expense)
# Deduct expense amount from balance
bal_dict = from_csv(balance_csv)
bal_dict["balance"] = float(bal_dict["balance"]) - float(
expense.Amount)
if bal_dict["balance"] < float(bal_dict["budget"]):
flash("Your balance has exceeded your budget!")
# Save expense
EM.to_csv(expense_csv)
# Save balance, budget
add_to_csv(bal_dict["balance"], bal_dict["budget"])
elif len(category) == 0:
flash("Category can't be left empty")
return redirect(url_for("index"))
flash(f'Expense #{Next_ID} has been added!')
flash(f'${expense.Amount} deducted from balance')
return redirect(url_for("index"))
def test_add_expense():
"""
Tests for the add_expense method
"""
manager = ExpenseManager()
expense1 = Expense(1, "Health", 300, "2020-05-12")
expense2 = Expense(2, "School", 1000, "2021-04-20")
expense3 = Expense(3, "Food", 25.6, "2021-4-30")
# Checks if method exists
assert hasattr(manager, "add_expense")
# Tests that method correctly adds expenses to dictionary
manager.add_expense(expense1)
manager.add_expense(expense2)
manager.add_expense(expense3)
assert manager._expenses[1] == expense1
assert manager._expenses[2] == expense2
assert manager._expenses[3] == expense3
def test_del_expense():
"""
Tests for the del_expense method
"""
manager = ExpenseManager()
expense1 = Expense(1, "Health", 300, "2020-05-12")
expense2 = Expense(2, "School", 100.1, "2020-05-11")
# Checks if method exists
assert hasattr(manager, "del_expense")
# Adds expenses
manager.add_expense(expense1)
manager.add_expense(expense2)
assert manager._expenses[1] == expense1
assert manager._expenses[2] == expense2
# Checks that added expenses are deleted correctly
manager.del_expense(1)
manager.del_expense(2)
with pytest.raises(KeyError):
assert manager._expenses[1]
assert manager._expenses[2]
def test_by_category():
manager = ExpenseManager()
Expense1 = Expense(1, "Food", 50, "2020-04-29")
Expense2 = Expense(2, "School", 20, "2021-04-30")
Expense3 = Expense(3, "Food", 36.6, "2021-05-01")
Expense4 = Expense(4, "Family", 100, "2021-05-02")
Expense5 = Expense(5, "Family", 88.8, "2021-01-02")
# Add to the manager
manager.add_expense(Expense1)
manager.add_expense(Expense2)
manager.add_expense(Expense3)
manager.add_expense(Expense4)
manager.add_expense(Expense5)
assert manager.by_category()["Food"][0] == 36.6
assert manager.by_category()["Family"][0] == 188.8
assert manager.by_category()["Health"][0] == 0
def test_by_month_expense():
manager = ExpenseManager()
Expense1 = Expense(1, "Food", 50, "2020-04-29")
Expense2 = Expense(2, "School", 20, "2021-04-30")
Expense3 = Expense(3, "Food", 36.6, "2021-05-01")
Expense4 = Expense(4, "Family", 100, "2021-05-02")
Expense5 = Expense(5, "Family", 88.8, "2021-01-02")
Expense6 = Expense(6, "Health", 62, "2021-01-31")
# Add to the manager
manager.add_expense(Expense1)
manager.add_expense(Expense2)
manager.add_expense(Expense3)
manager.add_expense(Expense4)
manager.add_expense(Expense5)
manager.add_expense(Expense6)
assert manager.by_month_expense()["Apr"] == 20
assert manager.by_month_expense()["May"] == 136.6
assert manager.by_month_expense()["Jan"] == 150.8