def get_customer_by_email(self, email_address):
"""
Gets customer by email address returns none if not found
:param email_address: Email address in scope
:return: Customer or None
"""
customer_store = CustomerStore()
customer = customer_store.get(email_address)
return customer
def create_or_get_customer(self, customer):
"""
Get customer if it exists in database, otherwise create.
:param customer: Customer object we're looking for
:returns customer: Customer
"""
customer_store = CustomerStore()
database_customer = customer_store.get(customer.email_address)
if database_customer:
return database_customer
# Cust doesn't exist so save them
try:
customer_store.save(customer)
return Customer(customer)
except CustomerStoreError:
app.logger.debug('Error creating customer {0}'.format(customer.email_address))
raise CustomerServiceError("Error creating customer")
class TestCustomerStore(unittest.TestCase):
test_cust = None
customer_store = None
@patch.object(CustomerStore, 'config', DYNAMODB_CONFIG)
def setUp(self):
self.test_cust = Customer({'emailAddress': '*****@*****.**', 'firstName': 'Testy', 'surname': 'McTest'})
self.customer_store = CustomerStore()
self.customer_store.save(self.test_cust) # This demonstrates save functionality
def tearDown(self):
self.customer_store.delete(self.test_cust.email_address)
def test_get_returns_test_customer(self):
# Act
cust = self.customer_store.get(self.test_cust.email_address)
# Assert
self.assertEqual(cust, self.test_cust)
def test_get_returns_none_if_customer_not_found(self):
# Act
cust = self.customer_store.get('*****@*****.**')
# Assert
self.assertEqual(cust, None, 'Unmatched customer should return None, not raise an exception')
def setUp(self):
self.test_cust = Customer({'emailAddress': '*****@*****.**', 'firstName': 'Testy', 'surname': 'McTest'})
self.customer_store = CustomerStore()
self.customer_store.save(self.test_cust) # This demonstrates save functionality
