def test__when_user_has_allergies__return_dishes_without_allergens(self):
user = {'username': '******', 'has_allergies': True}
expected_menu_length = 1
personalized_menu = personalize_menu(self.menu, user)
assert len(personalized_menu) == expected_menu_length
def test__when_user_dont_have_allergies__return_all_dishes(self):
user = {'username': '******', 'has_allergies': False}
expected_menu_length = 2
personalized_menu = personalize_menu(self.menu, user)
assert len(personalized_menu) == expected_menu_length
def test__personalize_menu__when_user_has_allergies__return_dishes_without_allergens():
user = {'username': '******', 'has_allergies': True}
menu = [
{'name': 'dish without allergens', 'allergens': []},
{'name': 'dish with allergens', 'allergens': ['eggs', 'milk']}
]
personalized_menu = personalize_menu(menu, user)
assert len(personalized_menu) == 1
def test__personalize_menu():
menu = [{
'name': 'dish without allergens',
'allergens': []
}, {
'name': 'dish with allergens',
'allergens': ['eggs', 'milk']
}]
personalized_menu = personalize_menu(menu, {
'username': '******',
'has_allergies': True
})
assert len(personalized_menu) == 1
personalized_menu = personalize_menu(menu, {
'username': '******',
'has_allergies': False
})
assert len(personalized_menu) == 2
def test__personalize_menu__parametrized(user, expected_menu_length):
menu = [{
'name': 'dish without allergens',
'allergens': []
}, {
'name': 'dish with allergens',
'allergens': ['eggs', 'milk']
}]
personalized_menu = personalize_menu(menu, user)
assert len(personalized_menu) == expected_menu_length
def test__given_menu_contains_dishes_with_allergens__when_user_has_alergies__then_resulting_menu_should_contain_only_dishes_without_allergens(
):
user = {'username': '******', 'has_allergies': True}
menu = [{
'name': 'dish without allergens',
'allergens': []
}, {
'name': 'dish with allergens',
'allergens': ['eggs', 'milk']
}]
personalized_menu = personalize_menu(menu, user)
assert len(personalized_menu) == 1
def test__personalize_menu__when_user_has_allergies__return_dishes_without_allergens(
):
# arrange statements:
user = {'username': '******', 'has_allergies': True}
menu = [{
'name': 'dish without allergens',
'allergens': []
}, {
'name': 'dish with allergens',
'allergens': ['eggs', 'milk']
}]
expected_menu_length = 1
# act statement:
personalized_menu = personalize_menu(menu, user)
# assert statements:
assert len(personalized_menu) == expected_menu_length
def test__personalize_menu__with_logic():
users = [{
'username': '******',
'has_allergies': True
}, {
'username': '******',
'has_allergies': False
}]
menu = [{
'name': 'dish without allergens',
'allergens': []
}, {
'name': 'dish with allergens',
'allergens': ['eggs', 'milk']
}]
for user in users:
personalized_menu = personalize_menu(menu, user)
if user['has_allergies']:
expected_menu_length = 1
else:
expected_menu_length = 2
assert len(personalized_menu) == expected_menu_length
def test__when_user_dont_have_allergies_flag__raise_exception(self):
user = {'username': '******'}
with pytest.raises(KeyError):
personalize_menu(self.menu, user)
def test__when_user_has_allergies__return_dishes_without_allergens(self):
personalized_menu = personalize_menu(self.menu, self.user)
assert len(personalized_menu) == self.expected_menu_length